Submandibular Salivary Gland | Parts | Relations | Duct & Relations |Nerve Supply |Clinical anatomy
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- Опубликовано: 28 мар 2025
- 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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Students can easily understand from this kind of 3d diagrams ...thank u mam
Most welcome 😊
With this kind of videos; anatomy became easy to understand. It's kind of you
Thank you 😊
I enjoy watching your videos very much! High quality presentation! Thank You Sincerely!
Most welcome 🙏
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
Thank you sir.
Please check the videos of face and facial nerve
I have this too but I haven't had the operation yet
Thanks a lot to the whole team .
You are welcome!
Explanations for relations of gland is superb
Keep it up mam🎉🎉
Thank U
Can we feel these glands with our fingers even gland is normal shape?
Veryyy helpful video mam... May Allah bless you.. jizakallah ♥️♥️♥️
Thank you so much 😊
Thank you madam
You’re welcome 😊
Very helpful video, thanks. 👍
Thank U
mam it would be better if u highlight the muscles and nerver while explaining
Thank you 😊. Will rectify in upcoming videos
Exceptionally good....
Thank u
A very informative video
Thanks.
Thank u
Beautiful presentation.
Thanks a lot
Very beautifully explained. Nice.. 😊
Thanks a lot 😊
This video is very helpful for visualisation , thank you
You are welcome
Very good demonstration 👍
Thank you
Fabulous.
Thank u amma
Thanks mam, What is the name of the program you explained?
Most welcome
It’s 3d4 complete anatomy
Very beautiful explanation mam.
Thank you 😊
Useful video...thanks a lot mam☺️!!!
Most welcome 😊
what app are you using ?
It’s 3d4 complete anatomy
tq so much for ur fabulous explanation mam
Thanks and welcome
You are the best
Thank you 😊
very nice special 3d video
Thank you so much 😀
Thanks you mam great lecture easy to visualize complex relation helped me a lot.
Most welcome
Keep supporting
Awesome explanation mam...tq mam
Thank U
very very helpful video
thanks alotttt
Most welcome!
Thank you so much ma'am 🙏🙏🙏😍😍😍
Most welcome
Is there an easy method to study the course of nerves?
Understand and study.
Thank you Mam. Your videos are really awesome and very helpful!
My pleasure 😊
Thank you mam😍
Most welcome 😊
very helpful !
Thank you
A very neatly presented video
Thank U
Thank u ma'am😍
Most welcome 😊
Thank you so much mam
Most welcome 😊
Which app is this ?
Its 3d4 complete anatomy
Thank you ma'am .
Most welcome 😊
Thank you so much
You're most welcome
Thanks
Welcome
❤❤
Excellent photos. Can you please tell the source of the pictures?
That is 3d4 complete anatomy app
Thank you mam
Most welcome 😊
Very2 clear thank you
Thank you 😊
💥💥📌
👍
Thankyou mam
Most welcome 😊
Thanku mam.
Most welcome 😊
It is j shaped.. Not walnut
Its really helpful mam...thank u soo much mam
Most welcome 🙂
❤️
Thank U
BD chaurasia line by line 😂😂
😀
thank you mam
Most welcome 😊