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GIT > anatomy > Flashcards

anatomy Flashcards

lecture 4

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1
Q

Describe the way of duct of the submandibular glands

A

forwards and slightly upwards first between mylohyoid and hyoglossus and then between the subligual gland and geniglossus

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2
Q

the submandibular duct (wharton) is 5cm long emerage from:

A

from the medial surface of the superficial part of the gland near to posterior border of mylohyoid

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3
Q

the submandibular duct (wharton) is 5cm long emerage from:

A

from the medial surface of the superficial part of the gland near to posterior border of mylohyoid

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4
Q

submandibular triangle located between

A
  • the inferior border of the mandible

- anterior and posterior bellies of digastric muscle

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5
Q

the floor of the submandibular triangle formed by

A

the mylohyoid

  • hyoglossus muscles
  • the middle constrictor muscle of the pharynx
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6
Q

submandibular lymph nodes

A

lie on each sides of the submandibular gland

along the inferior border of the mandible

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7
Q

another compartment located in the submandibular triangle

A

the hypoglossal nerve
the mylohyoid muscle nerve (a branch of CN V3 which also supplies the anterior bellay of the digastric )
parts of the facial artery and veins
submental artery (a branch of the facial artery)

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8
Q

submandibular gland secrations

A

mixed mucous and serous in type

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9
Q

submandibular gland consists of two part are :

A

larg superficial part

small deep part

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10
Q

parts of the submandibular gland are continuous with

A

one another round the free posterior margin of mylohyoid

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11
Q

the superficial part has three surface :

A

lateral
suprtficial(inferior)
medial

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12
Q

the lateral surface of the superficial part of sub mandibular gland relations are :

A

the submandibular fossa of thr mandible
the medial pterygoid insertion
the facial artery

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13
Q

the inferior surface of the superficial part of the submandibular gland is covered by

A

skin
platysma
the investing facia

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14
Q

the inferior surface of the submandibular gland crossed by

A

facial vein

the cervical and marginal branch of the facial nerve

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15
Q

the medial surface boundaries are :

A 
the mylohyoid 
hyoglossus 
lingual nerve 
hypoglossal nerve 
accompanying veins
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16
Q

the deep part of the sub mandibular gland extends forwards for avariable distance between

A

mylohyoid and hyoglossus below the lingual nerve and above hypoglossal nerve

17
Q

the submandibular duct open into:

A

open into the floor of the mouth on the subligual papilla beside the frenulum of the tounge

18
Q

submandibular duct crossed laterally by :

A

the lingual nerve

19
Q

blood supply of the submandibular gland from:

A

facial artery

20
Q

veins draining of the submandibular glands

A

the facial vein

21
Q

lymph drainage of submandibular nerve

A

the submandibular lymph nodes

22
Q

calculas formation

A

is rare in the other salivary glands and it presence of atense swelling below the body of the mandible

23
Q

site of sublingual salivary gland

A

the sublingual fossa of the mandible

24
Q

superiorly to the sublingual gland

A

mucous membrane of the floor of the mouth

25
Q

inferiorly to the sublingual gland:

A

mylohyoid muscle

26
Q

lateraly to sublingual gland

A

sublingual fossa of mandible

27
Q

medially to sublingual gland

A

genioglossus muscle separeted from it by lingual nerve and submandibular duct

28
Q

nerve supply (sensory fibers) for sublingual gland from

A

lingual nerve

29
Q

nerve supply (sympathetic fibers) for SLG from

A

the plexus around the lingual artery

30
Q

nerve supply ( parasympathetic fibres) SLG from

A

submandibular gland

31
Q

artererial supply to SLG

A

sublingual branch of lingual artery

32
Q

lymphatic drainage of the SLG

A

submental and submandibular lymph nodes

33
Q

venous dreinage of the SLG

A

by the corresponding veins into the lingual and facial veins

GIT (5 decks)

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