Submandibular Salivary Gland | Parts | Relations | Duct & Relations |Nerve Supply |Clinical anatomy
Features
large salivary gland
situated in anterior part of digastric triangle
size of walnut
weighs about 15-20gms
roughly J - shaped
posterior border of mylohyoid divides the gland into
- large superficial part
- small deep part
Coverings
partially enclosed b/n two layers of investing layer of deep cervical fascia
superficial layer
- covers the inferior surface of gland - is attached to base of mandible
deep layer
- covers the medial surface of gland - attached to mylohyoid line
Superficial Part
fills the digastric triangle
Extent
superiorly - deep to mandible upto mylohyoid line
inferiorly - overlaps stylohyoid & posterior belly of digastric
Surfaces
- inferior
- lateral
- medial
Relations
Inferior surface
skin
platysma
cervical branch of facial N deep fascia
facial V
submandibular lymph node
Relations
Lateral surface
submandibular fossa insertion of medial pterygoid facial A
Medial Surface
mylohyoid
hyoglossus
styloglossus
Deep Part
small in size
Location
- deep to mylohyoid
- superficial to hyoglossus Extent
posteriorly - continuous with superficial part round the posterior border of mylohyoid
anteriorly - it extents upto posterior end of sublingual gland
Relations
laterally - mylohyoid
medially - hyoglossus
above - lingual N with submandibular ganglion
below - hypoglossal N
Submandibular Duct / Wharton’s duct
Thin walled
about 5cms long
emerges at the anterior end of deep part
runs forward on hyoglossus
b/n lingual & hypoglossus Ns
At the anterior border of hyoglossus, the duct is crossed by lingual N
opens on the floor of mouth on the summit of sublingual papilla, at the side of frenulum of the tongue.
Blood supply & Lymphatic Drainage
Arterial Supply - Facial A
Venous Drainage - Common facial V or Lingual V
Lymphatic drainage - submandibular Lymph nodes
Nerve Supply
Supplied by branches from
submandibular ganglion.
Branches convey
secretomotor fibres sensory fibres
vasomotor sympathetic fibres from the plexus on facial A
Nerve Supply
Superior Salivatory Nucleus
Nervous Intermedius
Facial N Chorda tympani N
Joins Lingual N
Submandibular Ganglion (Relay)
Submandibular Gland
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Пікірлер: 100
I enjoy watching your videos very much! High quality presentation! Thank You Sincerely!
@HumanAnatomyLessons
2 жыл бұрын
Most welcome 🙏
Thanks a lot to the whole team .
@HumanAnatomyLessons
4 жыл бұрын
You are welcome!
With this kind of videos; anatomy became easy to understand. It's kind of you
@HumanAnatomyLessons
Жыл бұрын
Thank you 😊
Explanations for relations of gland is superb Keep it up mam🎉🎉
@HumanAnatomyLessons
4 жыл бұрын
Thank U
Very helpful video, thanks. 👍
@HumanAnatomyLessons
4 жыл бұрын
Thank U
Students can easily understand from this kind of 3d diagrams ...thank u mam
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
A very informative video Thanks.
@HumanAnatomyLessons
4 жыл бұрын
Thank u
This video is very helpful for visualisation , thank you
@HumanAnatomyLessons
2 жыл бұрын
You are welcome
Thanks you mam great lecture easy to visualize complex relation helped me a lot.
@HumanAnatomyLessons
2 жыл бұрын
Most welcome Keep supporting
tq so much for ur fabulous explanation mam
@HumanAnatomyLessons
4 жыл бұрын
Thanks and welcome
Can we feel these glands with our fingers even gland is normal shape?
Veryyy helpful video mam... May Allah bless you.. jizakallah ♥️♥️♥️
@HumanAnatomyLessons
3 жыл бұрын
Thank you so much 😊
really detailed presentation ma'am--- as a surgeon, I am finding this really useful to review my anatomy before a submandibular gland excision surgery...thank you ....but can you elaborate on the relation to the marginal mandibular nerve
@HumanAnatomyLessons
2 жыл бұрын
Thank you sir. Please check the videos of face and facial nerve
@cintaamel7088
2 жыл бұрын
I have this too but I haven't had the operation yet
Useful video...thanks a lot mam☺️!!!
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
Thank you ma'am .
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
Exceptionally good....
@HumanAnatomyLessons
2 жыл бұрын
Thank u
Beautiful presentation.
@HumanAnatomyLessons
2 жыл бұрын
Thanks a lot
Thank you so much
@HumanAnatomyLessons
3 жыл бұрын
You're most welcome
Awesome explanation mam...tq mam
@HumanAnatomyLessons
4 жыл бұрын
Thank U
mam it would be better if u highlight the muscles and nerver while explaining
@HumanAnatomyLessons
Жыл бұрын
Thank you 😊. Will rectify in upcoming videos
Very beautifully explained. Nice.. 😊
@HumanAnatomyLessons
2 жыл бұрын
Thanks a lot 😊
very very helpful video thanks alotttt
@HumanAnatomyLessons
2 жыл бұрын
Most welcome!
Thank you Mam. Your videos are really awesome and very helpful!
@HumanAnatomyLessons
3 жыл бұрын
My pleasure 😊
Thank you so much ma'am 🙏🙏🙏😍😍😍
@HumanAnatomyLessons
2 жыл бұрын
Most welcome
Very beautiful explanation mam.
@HumanAnatomyLessons
2 жыл бұрын
Thank you 😊
Is there an easy method to study the course of nerves?
@HumanAnatomyLessons
4 жыл бұрын
Understand and study.
Very good demonstration 👍
@HumanAnatomyLessons
Жыл бұрын
Thank you
very helpful !
@HumanAnatomyLessons
2 жыл бұрын
Thank you
You are the best
@HumanAnatomyLessons
7 ай бұрын
Thank you 😊
Thank you mam😍
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
Thank you so much mam
@HumanAnatomyLessons
Жыл бұрын
Most welcome 😊
Thanks
@HumanAnatomyLessons
3 жыл бұрын
Welcome
Excellent photos. Can you please tell the source of the pictures?
@HumanAnatomyLessons
4 жыл бұрын
That is 3d4 complete anatomy app
Very2 clear thank you
@HumanAnatomyLessons
3 жыл бұрын
Thank you 😊
Thank you mam
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
Thanks mam, What is the name of the program you explained?
@HumanAnatomyLessons
2 жыл бұрын
Most welcome It’s 3d4 complete anatomy
Thanku mam.
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
❤❤
Fabulous.
@HumanAnatomyLessons
Жыл бұрын
Thank u amma
Thankyou mam
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
A very neatly presented video
@HumanAnatomyLessons
4 жыл бұрын
Thank U
what app are you using ?
@HumanAnatomyLessons
Жыл бұрын
It’s 3d4 complete anatomy
Its really helpful mam...thank u soo much mam
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 🙂
Which app is this ?
@HumanAnatomyLessons
4 жыл бұрын
Its 3d4 complete anatomy
very nice special 3d video
@HumanAnatomyLessons
5 ай бұрын
Thank you so much 😀
❤️
@HumanAnatomyLessons
3 жыл бұрын
Thank U
💥💥📌
@HumanAnatomyLessons
2 жыл бұрын
👍
It is j shaped.. Not walnut
BD chaurasia line by line 😂😂
@HumanAnatomyLessons
3 жыл бұрын
😀
Thank u ma'am😍
@HumanAnatomyLessons
3 жыл бұрын
Most welcome 😊
thank you mam
@HumanAnatomyLessons
2 жыл бұрын
Most welcome 😊