Test 2 Review Wk 7-10

Question 1

where does the common carotid artery stem from?

Answer 1

The aorta

Question 2

What does the common carotid artery subdivide into?

Answer 2

the internal and external carotid arteries

Question 3

What does the internal carotid artery supply?

Answer 3

supplies blood to the brain and eyes

Question 4

What does the external carotid artery supply?

Answer 4

The face and mouth

Question 5

What artery are connected to the external carotid artery? (4)

Answer 5

1. facial artery
2. lingual artery
3. maxillary artery
4. mandibular artery

Question 6

What are the 9 veins found in the face and oral cavity?

Answer 6

1. Maxillary vein
2. Retromandibular vein
3. external jugular vein
4. subclavian vein
5. facial vein
6. common facial vein
7. deep facial vein
8. lingual vein
9. internal jugular vein

Question 7

Why is it important to understand the nerves of the head and neck in dentistry?

Answer 7

local anesthesia

Question 8

what condition is impacted by the nerves of the face?

Answer 8

Facial paralysis

Question 9

What tooth impaction could cause facial paralysis?

Answer 9

impaction of the third molar

Question 10

How many pairs of cranial nerves are there?

Answer 10

12

Question 11

What type and function does the (1) olfactory nerve have?

Answer 11

Type - Sensory
Sense of smell

Question 12

What type and function does the (2) Optic nerve have?

Answer 12

Type- Sensory
Sense of sight

Question 13

What type and function does the (3) oculmotor nerve have?

Answer 13

Type- Motor
Movement of eye muscles

Question 14

What type and function does the (4) Trochlear nerve have?

Answer 14

Type- Motor
Movement of eye muscles

Question 15

What type and function does the (5) Trigeminal nerve have?

Answer 15

Type- Motor and sensory
Movement of muscles of mastication and other cranial muscles. Provides general sensation for face, head, skin, teeth and oral cavity

Question 16

What type and function does the (6) Abducens nerve have?

Answer 16

Type- Motor
Movement of eye muscles

Question 17

What type and function does the (7) Facial nerve have?

Answer 17

Type- Motor and Sensory
Facial expressions, function of glands and muscles and sense of taste on tongue

Question 18

What type and function does the (8) Vestibulocochlear nerve have?

Answer 18

Type- Sensory
Sense of sounds and balence

Question 19

What type and function does the (9) Glossopharngeal nerve have?

Answer 19

Type- Motor and Sensory
Functioning of parotid gland, general sensation of skin around ear

Question 20

What type and function does the (10) Vagus nerve have?

Answer 20

Type- Motor and sensory
moves muscles in soft palate, pharynx, and larynx
general sensation on skin around ear and sense of taste

Question 21

What type and function does the (11) Acessory nerve have?

Answer 21

Type- Motor
Movement of muscles of the neck, soft palate and pharynx

Question 22

What type and function does the (12) Hypoglossal nerve have?

Answer 22

Type- Motor
Movement of muscles of the tongue

Question 23

What nerve is the primary source of innervation (distribution) to the oral cavity?

Answer 23

The trigeminal nerve

Question 24

What 3 branches does the trigeminal nerve separate into?

Answer 24

1. Maxillary
2. Mandibular
3. Ophthalmic

Question 25

What does the maxillary divisons of the trigeminal nerve supply?

Answer 25

the maxillary teeth, periosteum (around bone) , mucous membrane, maxillary sinuses and soft palate

Question 26

What does the maxillary division of the trigeminal nerve subdivide into? (5)

Answer 26

1. Nasopalatine nerve 2. greater palatine 3. anterior superior alveolar 4. middle superior alveolar 5. posterior superior alveolar

Question 27

What does the mandibular division of the trigeminal nerve subdivide into? (3)

Answer 27

1. the buccal nerve 2. the lingual nerve 3. the inferior alveolar nerve

Question 28

What does the buccal nerve supply?

Answer 28

branches to the buccal mucous membranes and mucoperiosterum of the mandibular molar teeth

Question 29

What does the lingual nerve supply?

Answer 29

anterior two thirds of tongue and gives off branches to supple the lingual mucous membrame

Question 30

What does the inferior alveolar nerve supply?

Answer 30

further subdivides to supply the molar and premolar teeth, alveolar process and periosteum