Cardiovascular System 3, Heart, electrical system

Check out my videos on all body systems, for example this series is on the nervous system, www.youtube.com/watch?v=
The electrical activity for the contraction of the heart is initiated by the:
a. sinoatrial node
b. atrioventircular node
c. medulla oblongata
d. myocytes
The only point of electrical conduction between the atria and the ventricles is provided by the;
a. Sinoatrial node
b. Atrioventricular node
c. Atrioventricular bundle
d. Purkinje fibres
The electrical impulses from the atrial myocardium are collected by the
a. Sinoatrial node
b. Atrioventricular node
c. Atrioventricular bundle
d. Purkinje fibres
Sympathetic stimulation of the heart will
a. Increase heart rate
b. Reduce heart rate
c. Have no effect on heart rate
d. Reduce stroke volume
Parasympathetic stimulation of the heart is provided via the;
a. Phrenic nerves
b. Thoracic spinal nerves
c. Cervical spinal nerves
d. Vagus nerve

Пікірлер: 695

  • @karlysovereign3492
    @karlysovereign34925 жыл бұрын

    Does anyone else listen to Dr. Campbell and feel instantly calm and genuinely interested in whatever content he's talking about? So grateful for him!

  • @AfridiZindabad

    @AfridiZindabad

    4 жыл бұрын

    He answers all the questions in his lectures, that I had which were tripping me up (so I couldn't move on mentally to the rest of the chapters).

  • @carolyn3746

    @carolyn3746

    4 жыл бұрын

    Absolutely! Studying my ALS2 was less stressful thanks to this amazing Dr.

  • @LaSorciereFeuillue

    @LaSorciereFeuillue

    4 жыл бұрын

    Ditto!

  • @YSC2013

    @YSC2013

    3 жыл бұрын

    Karly Sovereign I do too

  • @YSC2013

    @YSC2013

    3 жыл бұрын

    He sure is wonderful teacher

  • @jeanm3616
    @jeanm3616 Жыл бұрын

    I only now, in 2023, watched this stunning lecture. Better than any of the anatomy semesters I endured. I thank you, Dr. Campbell, for sharing your knowledge with ALL of us. I have been enjoying watching your posts for only a few years, having missed this particular one. Again, many thanks sir.

  • @TracyMomof2

    @TracyMomof2

    Жыл бұрын

    Ditto. Just stumbled upon it and first thing I saw was no glasses.

  • @hakosupra7550
    @hakosupra75502 жыл бұрын

    Can I just say this is absolutely astounding. 6 lectures worth of learning objectives covered in 3 videos so far, I can’t thank you enough Dr Campbell

  • @shabnumrashid5240
    @shabnumrashid52408 жыл бұрын

    one of the best teachers on KZread hands down

  • @qazizahor7080

    @qazizahor7080

    4 жыл бұрын

    Hands up

  • @jemmya2796

    @jemmya2796

    4 жыл бұрын

    100%

  • @muhammadwajidmunir

    @muhammadwajidmunir

    2 жыл бұрын

    Dr Najeeb is also one of best

  • @collywobs
    @collywobs8 ай бұрын

    Yes it is his calm articulate voice.After listening to him I feel quite relaxed and refreshed. If I was a patient of his I could face anything as long as he was there to explain the situation. I entered Medical School 50 years ago,I’m 73 now. I just love listening to these talks.

  • @paulaswitzer2095
    @paulaswitzer20957 жыл бұрын

    I "heart" you!!! Thanks for being a teacher instead of a presenter. Most professors etc just present the material instead of teach!!! None of us learn from just a lecture.. No one really pays attention... I cannot wait to watch the rest of your videos.. !!

  • @qazizahor7080

    @qazizahor7080

    4 жыл бұрын

    I heart you too

  • @randomperson537

    @randomperson537

    4 жыл бұрын

    I agree. Dr. Campbell is an excellent teacher.

  • @CinnamonDelight-xb8pl

    @CinnamonDelight-xb8pl

    4 жыл бұрын

    Thank you for teaching so competently.

  • @lyetaherb4703

    @lyetaherb4703

    4 жыл бұрын

    That's wonderful. Because these Bio prosecutors today are full of Malarkey. They don't have the first clue about teaching a subject! Straight TRUTH!!!

  • @aazamkhan8681

    @aazamkhan8681

    4 жыл бұрын

    I also

  • @sansamman4619
    @sansamman46193 жыл бұрын

    When I usually see a smart person I feel guilty and think to my self “I have been wasting too much time, I should be smarter!! “ which stresses me out and doesn’t help. But when I see you I feel like you are telling me “Hang in there buddy, just give it your all” which encourages me to study more. I love you doctor, you don’t know how much you have helped me

  • @steveholmes161
    @steveholmes1612 жыл бұрын

    I feel like when I’m listening to this, he’s talking just to me. It’s as if we’re having a conversation. But I’m being quiet for about 20 minutes or so. It seems so personal and comfortable. Excellent!

  • @rosegallus4048
    @rosegallus40485 жыл бұрын

    I can't thank you enough! I have never been able to properly understand the electrical conduction in the heart, until today.

  • @patricesekanyambo284
    @patricesekanyambo2845 жыл бұрын

    Teaching is a gift indeed not just the level of knowledge. You can even see how passionate Dr. John is, just wonderful . God bless you Dr. I do not know why it took me so long to find you on here.

  • @adrimontemayor3234
    @adrimontemayor32342 жыл бұрын

    I recently started working as a Spanish-English medical interpreter. Your videos have been an amazing tool to familiarize with vocabulary. Thank you Dr. Campbell.

  • @rasikakurupitage4100
    @rasikakurupitage41002 жыл бұрын

    I accidentally found this video of this great pleasant person Dr. Campbell and so grateful to him. I got a very wonderful worthy knowledge about the cardiovascular system. Very understandable. Many more thanks to you Sir ❤️💙😘. Have a long life to teach us more.! 💐🌻🍄🌺🌹🌸💮🌼💓💛💚💜

  • @kimberleydsouza9813
    @kimberleydsouza98137 жыл бұрын

    Dr. John Campbell your videos are so amazing !!!! you explain concepts so clearly !!!! I honestly used to HATE to study about the heart but thanks to you and your amazing videos I now find studying about the heart so interesting!!!!! Thank you so so so so so so much. Please keep making amazing videos like this. Much appreciation and gratitude. xx

  • @Zazezoo

    @Zazezoo

    4 жыл бұрын

    I used to Hate it too, and found it complex and boring. Now I'm enjoying it so much, cos everything makes so much sense.

  • @nilanabijan9705

    @nilanabijan9705

    3 жыл бұрын

    I swear to God me too! after his explanation I used to love HEART

  • @chileuwachidozie7496
    @chileuwachidozie74963 жыл бұрын

    I am not a student of medicine, I am a first aider. I can now explain this to a medical student while sleeping...thank you Dr. Campbell.

  • @lindanambahu1142
    @lindanambahu11422 жыл бұрын

    As a med student that doesn’t really like Cardiology😬, I am grateful for these amazing videos. Thank you so much Dr💯

  • @martipascual7413
    @martipascual74136 жыл бұрын

    Thank you so much! I worked as an RN in the hospitals for 10 years then stepped out of my career to be a full-time mom for the last 12 years. I found your videos while I was looking for ways to refresh my memory before heading back into the workforce. How I wish I would have had access to your teachings while in nursing school over 20 years ago. Your explanations are so basic and thorough, that I'm not only remembering, but also learning new information. You have a way of speaking that makes everything easy to understand.

  • @kandicekrucina6988
    @kandicekrucina69886 жыл бұрын

    I just want to say, you have the BEST videos!! The only way I completely understood the heart was by watching all of your cardiovascular videos! THANK YOU A MILLION TIMES!! 🙏

  • @sayanticachakraborty7388
    @sayanticachakraborty738828 күн бұрын

    You are the best teacher I have come across on KZread. Thanks Dr.!❤

  • @patiencekalua5650
    @patiencekalua56502 жыл бұрын

    My goodness I've heard this cycle explained so many times and NEVER comprehended anything really but now i can actually explain to someone without looking at the notes. Thank you Dr Campbell you're God's send and you're helping create future Drs and Nurses

  • @jaddapuss
    @jaddapuss8 жыл бұрын

    Best explanation I've seen ever! Even an idiot like me can grasp the essential info.....Thank You so much.

  • @Campbellteaching

    @Campbellteaching

    8 жыл бұрын

    +jaddapuss If you have understood all of this, trust me, you are not cognitively challenged. Physiology is difficult and highly conceptual.

  • @jaddapuss

    @jaddapuss

    8 жыл бұрын

    +Dr. John Campbell Thank you so much, I was even dreaming about pulmonary veins last night!

  • @lberry750
    @lberry7504 ай бұрын

    This was the best explanation of the cardiac electrical system I’ve heard. Thank you, Dr. Campbell.

  • @jackedwards9790
    @jackedwards97905 жыл бұрын

    thank you for keeping these videos up even years later, amazing work, truly a great professor.

  • @hosamhmoud5801
    @hosamhmoud58018 жыл бұрын

    The best physio explanations ever, thank you Dr. Campbell!

  • @adewaleolanrewaju3185
    @adewaleolanrewaju31854 жыл бұрын

    Dr Campbell makes teaching looks easier than drinking water🙈 Absolutely the best teaching on you tube

  • @weslynkelly9285

    @weslynkelly9285

    4 жыл бұрын

    I agree

  • @jilldelzer9456
    @jilldelzer94566 жыл бұрын

    This is an excellent presentation and well explained. I appreciate your method of teaching and find this to be so helpful!

  • @heatherpeterson3610
    @heatherpeterson36105 жыл бұрын

    As a homeschooling family...we thank you for sharing your gift of teaching. You are our favorite teacher. It is so easy to understand you.

  • @narelledarby1493
    @narelledarby14934 жыл бұрын

    What a fantastic presentation of the cardiac conduction system. Taught me more than any of my text books or lectures in my nursing degree

  • @kargbomoses5067
    @kargbomoses50673 жыл бұрын

    Dr Campbell is one in a billion..He makes life very simple for us in terms of this aspect…Thanks very much sir.

  • @jackiepaul6712

    @jackiepaul6712

    3 жыл бұрын

    Thanks to Dr jonathan he cure me of Herpes virus few weeks back. Dr jonathan treat and cure so many disease and virus with his herbal medicine.like kidney, HIV, HERPES Cancer Hepatitis Hiv/aids Pcos Fibroid COPD hepatitis b ,cancer, fibroid.diabetic herpes infection.aids .enlargement prostate.low sperm count ,pregnant problem. all can of disease and virus e.t c... email Drjonathan jp178884@gmail.comor WhatsApp him ‪+2347016240310

  • @shashimoghe3920
    @shashimoghe39204 жыл бұрын

    Dr Campbell you are genius learned like your explaining the whole electric system of the heart so easily thanks and regards. 17/12/2019

  • @desdinnes7593
    @desdinnes75934 жыл бұрын

    I got no words to say thank you. I have a huge smile every time I watch your videos...so happy

  • @Campbellteaching

    @Campbellteaching

    4 жыл бұрын

    Excellent, thanks for letting me know.

  • @ms-jm8jl
    @ms-jm8jl3 жыл бұрын

    As a layman, I did know something abt the heart and how it functions. After listening to your lectures, I'm amazed at how you've simplified the way the heart functions without compromising on clarity. I can listen to your lectures over and over again and always learn something new. Every time I listen to a lecture, your passion for the subject makes for delightful listening. I only wish I had found you sooner. Thank you, Dr.Campbell

  • @ingriddawson4102
    @ingriddawson41023 жыл бұрын

    Incredible. This man is a wonderful teacher in a fascinating and complex subject. Thank you Dr. Campbell.

  • @tvtoothqueen2195
    @tvtoothqueen21954 жыл бұрын

    How could anyone dislike this video? It's pure gold! Thank you so much Dr. Campbell!!! :)

  • @mr.potatoseedidk1129
    @mr.potatoseedidk1129 Жыл бұрын

    This doctor is the best. I am now starting in nursing and reading the books I was having difficult in understanding but when I listen to these videos from this doctor if really feel calm and I pass my exams. He is the best.

  • @leebosward7699
    @leebosward76996 жыл бұрын

    My lectures for physiology are almost pointless! Its all about the ego of those lecturing not the students. Your presentations are an absolute life saver. I got full marks on the quiz thanks to you!!

  • @dragoss01
    @dragoss015 жыл бұрын

    Why is so simple when you teach? Fenomenal!

  • @paulcrooks4467
    @paulcrooks44675 жыл бұрын

    I'm just beginning to understand this after studying for years in the USA

  • @tomjohnson5810

    @tomjohnson5810

    4 жыл бұрын

    Paul Crooks hi, do you study medicine there in university ?? I would be grateful if you help me with few infos because im interested in moving to finish my studies in usa or canada.

  • @sandrapuckett7068
    @sandrapuckett7068 Жыл бұрын

    I love watching his videos- he explains things so precisely and doesn't throw in nonsense. This is how you truly learn! I've been a nurse for 28 years-learning never stops! Thank you Dr Campbell.

  • @srishtichandel4033
    @srishtichandel40333 жыл бұрын

    Dr. John I can hardly thanks to you for making Human physiology so Effortless 💫🤸‍♀

  • @alannahhouston4610
    @alannahhouston46104 жыл бұрын

    You’re awesome Dr. Campbell! You’ve really helped me with my revision for my A&P exam - especially the heart and lungs.

  • @okotpatrickdaniel1248
    @okotpatrickdaniel1248 Жыл бұрын

    I'm now convinced beyond, I had never understood this before but now I've. I'm humbled. Congratulations to Dr Campbell God bless you.

  • @tiffanymareeobrien
    @tiffanymareeobrien3 жыл бұрын

    You have made my life so much easier!!! struggling with online uni!! thanks Dr.

  • @bijunair2573
    @bijunair25735 жыл бұрын

    The best explanation ever.. Though i came here for no reason, I have learnt a lot from this series. I am not a medical professional. You made my day.

  • @mayraguzman2743
    @mayraguzman27435 жыл бұрын

    Awesome teacher i learned in one day what i learn in a Month

  • @tanyaroscoe5384

    @tanyaroscoe5384

    4 жыл бұрын

    So true

  • @tabishiqbal6803

    @tabishiqbal6803

    3 жыл бұрын

    Exactly

  • @vickychristenson543
    @vickychristenson5437 жыл бұрын

    Can not thank you enough! Was worried, you have set my mind at ease about A&P and the Cardiovascular System. Thank you, thank you, thank you! 20 plus years in the medical field and you have given me an understanding I can grasp and understand completely!

  • @tammy6973
    @tammy69734 жыл бұрын

    I am very confident in my studies because of you. Thank you. You are an excellent educator and make everything clear and easy to understand. Bless you.

  • @annesanga3566
    @annesanga3566 Жыл бұрын

    I am year one student, l had lecturer 2 days ago l didn't get much so l came home and started listening to him. I am grateful and thank God for your teachings.

  • @qazizahor7080
    @qazizahor70804 жыл бұрын

    You have explained it very simply. I have to appreciate.Good job

  • @engin7787
    @engin77875 жыл бұрын

    Exciting ,extraordinary scientific knowledge handed down from the previous generation to us, makes me humble and thankful .Thank you ,Dr John Campbell !

  • @onganiamanzi7185
    @onganiamanzi71855 жыл бұрын

    you are one of the best teachers on earth.

  • @jamesthorpe7779
    @jamesthorpe77793 жыл бұрын

    I’m glad i found your channel. Such clear explanations. Giving myself a refresher before i start my job on CCU and your channel is doing more than this. Why you have dislikes for your videos is beyond me. Keep up the good work!

  • @dopiaza2006
    @dopiaza20063 жыл бұрын

    As a non medical person with a heart attack 6 years ago, this has been the best video I've seen yet to explain why I get PVCs, and most importantly, why they aren't as dangerous as they feel. I wholeheartedly (!) thank you!

  • @user-ub9rm5oi7u
    @user-ub9rm5oi7u11 ай бұрын

    I love his teaching, i wish to always be notified when ever he’s teaching or better, be seeing it live.

  • @mightymagnum8811
    @mightymagnum8811 Жыл бұрын

    How can anyone believe this system evolved? It's incredible!

  • @jayanshkidzzone7055
    @jayanshkidzzone70552 жыл бұрын

    A big salute to the best teacher in the world....love from 🇮🇳

  • @shriomkumar7028
    @shriomkumar70283 жыл бұрын

    The best teacher of biology on youtube

  • @rwess
    @rwess2 ай бұрын

    Just amazing - both the evolution that created the heart, and the evolution that created such a great teacher.😁 Thanks for teaching me a lot!

  • @vivianpeterson8188
    @vivianpeterson81887 жыл бұрын

    Dr. John Campbell, you are indeed a great Teacher with exceptional good explanation. You simplified everything about cardiovascular system. Thank you so much Doctor

  • @behzadsaberi3652
    @behzadsaberi36522 жыл бұрын

    Dr Campbell, I cannot thank you enough. What you are teaching is God will bless you. I am so glad that I found your videos here. Please have more lesson about Digestion system. God bless you Dr Campbell

  • @kas06chi18
    @kas06chi183 жыл бұрын

    Anytime I want to learn/refresh myself on anything anatomy related you’re the person I go to Dr. John Campbell. I remember watching the younger version of the Dr. teach haha. Stay healthy!

  • @annamariathemeli9646
    @annamariathemeli96466 жыл бұрын

    Doctor it the best explanation I have ever seen you give such hope to us who want to know more about our illness you are a light to this world may you be blessed as God will keep you safe to teach us poor people who don't understand much because other doctores don't want us to know Thank you Anna themeli

  • @Campbellteaching

    @Campbellteaching

    5 жыл бұрын

    Bless you Anna, believe me that is enough for God to bless you and your situation.

  • @kisakyeelizabeth2579
    @kisakyeelizabeth2579 Жыл бұрын

    I got to listen to you Dr John Campbell one month back and i really enjoy ur lectures, hw i wish u educate us with all the biology we have ever heard, u are a great teacher, thanks alot❤

  • @mlcs179
    @mlcs1795 жыл бұрын

    Dr John thank you so much for such clarity ! you are a fantastic teacher.

  • @gertrudeakitipa9960
    @gertrudeakitipa99605 жыл бұрын

    You are awesome, your presentation is so very well understood, and I heart it. May the good LORD Richly Bless You. From PNG

  • @Campbellteaching

    @Campbellteaching

    5 жыл бұрын

    May He bless you also Gertrude

  • @user-kh2ud4mk8v
    @user-kh2ud4mk8v4 жыл бұрын

    Why can't all lectures be like this 😩 Dr Campbell thank you for being a gift to us all.

  • @misskay1098
    @misskay10982 жыл бұрын

    @Dr. John Campbell, you're by far the best teacher I've come across. Congratulations on the good job you're doing here... You've definitely earned a new subbie 🇰🇪

  • @twahaahmed9681
    @twahaahmed96815 жыл бұрын

    DR.JOHN UR THE BEST TEACHER I HAVE LISTEN TO.I AM JUST AN ORDINARY PERSON WITH NOTHING TO DO IN MEDICAL STUDIES BUT I SIMPLY FEEL I CAN UNDERSTAND YOU VERY WELL .I CAN DRAW THE HEART WHILE I HAVE CLOSED MY EYES AND EXPLAIN HOW IT WORKS.AFTER FOLLOWING YOUR LESSONS I FIND IT EASY .MAY ALLAH BLESS YOU .YOUR THE BEST TEACHER .

  • @Campbellteaching

    @Campbellteaching

    5 жыл бұрын

    Thank you Twaha, may God bless you also. What is your current job?

  • @twahaahmed9681

    @twahaahmed9681

    5 жыл бұрын

    Hi doctor I am a simple business man .thanks for your useful n helpful videos.

  • @caribaez5711
    @caribaez57113 жыл бұрын

    Thank you for your generosity Dr. Campbell. 🌸😊

  • @g0dfreykibona673
    @g0dfreykibona6735 жыл бұрын

    This is great delivery of materials,thanks millions times Dr

  • @premanandmurugan5592
    @premanandmurugan55927 жыл бұрын

    I AM A GENETIC GRADUATE, ACTUALLY I FOUND IT HARD TO STUDY PHYSIOLOGY , AFTER WATCHING YOUR VIDEOS , PHYSIOLOGY LOOKS MUCH CLEARER, THANKS..

  • @gratisticheri
    @gratisticheri3 жыл бұрын

    Why oh why are there thumbs down for this video? That is a mystery to me. I see myself becoming a troll of those who give this a thumb down. This is simple and brilliant explanation.

  • @gbadealabi3443
    @gbadealabi3443 Жыл бұрын

    I wanted to know about circulatory system and here is Dr. Campbell making it do simple to understand. Thank you and God bless you.

  • @thebomb7534
    @thebomb75343 жыл бұрын

    I am so grateful for your lessons dr john campbell you have helped me a lot !

  • @biological5142
    @biological51423 жыл бұрын

    Why didn't I come across this video 5 years ago !? What an amazing & simplified way to teach sir 🙏 Take my regards

  • @josphinesilgich9593
    @josphinesilgich95938 ай бұрын

    Sometimes I feel like giving up medicine, but when I listened to your lectures it keeps me going, thank you

  • @sajaabudagga2637
    @sajaabudagga26374 жыл бұрын

    thank you so much for this amazing video , your students are the luckiest

  • @orlydoods
    @orlydoods5 жыл бұрын

    what a great teacher!! i truly feel like im learning. thank you John.

  • @simiranbebbran8046
    @simiranbebbran80463 жыл бұрын

    A really one kind and unique ❄ , caring and absolutely simple, and mindful lecture of Beloved lecturer Dr. John Campbell

  • @sthembilemasilela8846
    @sthembilemasilela88463 жыл бұрын

    Im in South Africa and writting a test abot this on monday .. Thank so much Dr John ❤❤❤❤❤❤ You are the besg of the best!!!😁😁😁

  • @verahamenya3801
    @verahamenya38012 жыл бұрын

    Thanks alote Dr John your presentation are a blessing to yours may good lord protect you and keep blessing your household

  • @futurenow8941
    @futurenow8941 Жыл бұрын

    It's brilliant the way God has designed the heart and how could you think it developed by itself. Very well illustrated video.

  • @tanyarajput8465
    @tanyarajput84659 ай бұрын

    All I can say is that I am grateful sir and I love you and adore you from the bottom of my heart ❤❤❤❤

  • @randomperson537
    @randomperson5374 жыл бұрын

    Dr . Campbell you are an excellent teacher. I have learned so much. Thank you.

  • @sylvestertolgei5855
    @sylvestertolgei5855 Жыл бұрын

    The best instructor ever in my academic journey.

  • @franceshopkins7726
    @franceshopkins77263 жыл бұрын

    I’ve only just discovered you. Thank you for your great lectures, so much better than reading a text book to a mature nurse.

  • @hajaraabdulkadir2206
    @hajaraabdulkadir22067 жыл бұрын

    Dr John, I would like to thank you for this amazing video my understanding has definitely improved please keep up the good work. 😀

  • @majlindacerpia7686
    @majlindacerpia76865 жыл бұрын

    Well it's impossible not to thank you for this videos. I love love the way you explain and whenever I have something to learn in A&P I always try to find your videos. Great job Dr Campbell!!

  • @user-cn1vm3kz4y
    @user-cn1vm3kz4y Жыл бұрын

    Listening to your lectures is really worth it Dr.John Chambell.thanks a lot

  • @emmykashuta6166
    @emmykashuta61663 жыл бұрын

    Dr Cambel....best teacher ,,, thank you thank you.....you are the best

  • @barbaralodge537
    @barbaralodge537 Жыл бұрын

    Thank you Dr. Cambell. You are the best.

  • @onyxnatural1797
    @onyxnatural17972 жыл бұрын

    Oh my God! You're indeed a teacher.Am so glad I stumbled into this in preparatory period and am sure with this, I will make you proud in my cardio exams.I will say to them 💪 "I listened to DR. JOHN CAMPBELL"

  • @ngendahimanacyprien4103
    @ngendahimanacyprien41037 жыл бұрын

    extremely intelligent lecturer, I do really Like your lessons because you upgrade my academic skills

  • @mercyeritrea5590
    @mercyeritrea55906 жыл бұрын

    i am planing to go to nursing school. i am done with my requiremensts already and i wanted to thank you Dr. Campbell so much for helping to gain confidernce in science . i was always nervous because i came form business back ground and i thought science would be very hard for me but, now because of your teaching iam feeling i have already achieved my dream. you are helping a lot of people like me so please keep up the good work. this is the right way to share your knowledge with the world. thank you once again you are the best

  • @ezgisagir5436
    @ezgisagir54365 жыл бұрын

    Cannot thank you enough for passing on this knowledge in such a way !!

  • @cynths9958
    @cynths99586 жыл бұрын

    you're honestly the best at teaching a+p, thank you so much

  • @user-mz8mc1fx4b
    @user-mz8mc1fx4b8 ай бұрын

    Thank you Dr John, may God bless you abundantly.

  • @dr.richmondakwasiowusu4315
    @dr.richmondakwasiowusu43152 жыл бұрын

    Best medical teacher I ever met.Just came across your videos.It really pains me that all these years I didn't know abt your channel. I would be a better a student that what I was.God bless you

  • @shahidabegum1432
    @shahidabegum14325 жыл бұрын

    I love the way you explain every single details! You made it so much easier to understand. Excellent!!!! Thank you so much!!🙏🏻🙌🏼😇

  • @torii9454
    @torii94543 жыл бұрын

    You have blessed my brain!! Thank you so much. You have beautiful models and the way you repeat yourself allows for the information to completely absorb!! Truly a beautiful teaching method! 🙏🏼

  • @okpakod.idjagboro8773
    @okpakod.idjagboro8773 Жыл бұрын

    Dr Campbell is the best Professor 👌 in the world 🌎 👏