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Digestive > Salivary Glands > Flashcards

Salivary Glands Flashcards

Ogunsalu

1
Q

Define the term salivary gland

A

Any cell or organ that discharges a secretion into the oral cavity

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2
Q

Name the major and minor salivary glands

A

Major: Parotid, Submandibular and Sublingual
Minor: Those that are on the tongue, palatine tonsils, palate, lips and cheek

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3
Q

Which gland is the largest

A

Parotid gland

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4
Q

What is the average weight of the parotid gland

A

25g

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5
Q

The parotid gland is enclosed in a thick fibrous capsule that is derived from?

A

Investing layer of the deep cervical fascia

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6
Q

Eagles Syndrome?

A

Eagle’s syndrome is a condition associated with the elongation of the styloid process or calcification of the stylohyoid ligament, clinically characterized by throat and neck pain, radiating into the ear.

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7
Q

Name the 4 surfaces of the Parotid gland

A

Superior (Base of pyramid)
Superficial
Anteromedial
Posteromedial

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8
Q

What are the 3 borders that separate the 4 surfaces of the parotid gland

A

Anterior
Posterior
Medial

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9
Q

Which nerve is close to the superior surface of the parotid gland

A

Auriculotemporal nerve

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10
Q

Which nerves run through the superficial fascia that covers the superficial surface of the parotid gland

A

Great auricular nerve and superficial parotid nerve

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11
Q

What are the relations of the anterior-medial surface of the parotid gland

A

Masseter
Lateral surface of TMJ
Medial pterygoid muscle
Branches of the facial nerve

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12
Q

Name the structures within the parotid gland

A

External carotid artery and its branches
Retromandibular vein
Facial nerve
Terminal branches of the ECA - that is the superficial temporal and the maxillary artery

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13
Q

How long is the stenson duct

A

5cm

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14
Q

Where does the stenson duct open

A

Into the vestibule of the mouth opposite the second upper molar tooth

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15
Q

What is the blood supply of the parotid gland

A

Branches of the External Carotid artery

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16
Q

The venous drainage of the parotid gland is into the

A

External Jugular Vein

17
Q

What is the parasympathetic nerve supply of the parotid gland

A

Secretomotor via auriculotemporal nerve

18
Q

Where is the superficial part of the submandibular gland situated

A

Digastric triangle and wedged between the body of the mandible and the mylohyoid muscle

19
Q

What are the 3 surfaces of the submandibular gland

A

Inferior, medial and lateral

20
Q

Which 2 nerves does Whartons duct run between

A

Lingual and Hypoglossal nerves

21
Q

What crosses the submandibular duct at the anterior border of the hyoglossus

A

Lingual nerve

22
Q

What is the blood supply of the submandibular gland

A

External Carotid

23
Q

Nerve supply of the submandibular gland

A

Parasympathetic fibres from Chorda Tympani
Sensory fibers- lingual branch of mandibular nerve
Sympathetic fibres- Plexus of the facial artery

24
Q

Nerve supply of the sublingual gland

A

Chorda tympani; parasympathetic innervation

25
Q

Blood supply of sublingual gland

A

Sublingual and submental arteries

26
Q

Which surface of the parotid gland does the external carotid artery enter through

A

Posterior medial surface

27
Q

What are the relations of the superior surface of the parotid gland

A

Cartilagenous part of the external external acoustic meatous
Post part of the temporomandibular joint
auriculotemporal nerve
Superficial temporal vessel

28
Q

Relations of the apex of the parotid gland

A

Post surface of the digastric muscles
Adjoining part of the carotid triangle

29
Q

Relations of the superficial surface of the parotid gland

A

Skin
Superficial fascia
Branches of the great auricular nerve
Superficial parotid artery
Post fibres of the Platysma

30
Q

Relations of the anterior medial surface

A

Masseter
Lateral surface of temporomandibular joint
Medial pterygoid
Branches of the facial nerve

31
Q

Relations to the posteromedial surface

A

Mastoid process with the sternocleidomastoid and post belly of the digastric
Styloid process with structures attached to it
External carotid artery, which enters the parotid gland through this surface
Internal carotid artery which is deep to the styloid process

32
Q

Which structures emerge from the anterior border of the parotid gland

A

Parotid duct
Terminal branches of the facial nerve
Facial vessels

33
Q

Name the branches that the facial nerve splits into after passing through the parotid gland

A

5 branches:
Superficial temporal branch
Zygomatic branch
Buccal Branch- Superior and Inferior
Marginal Mandibular
Cervical

34
Q
A

Digestive (16 decks)

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