Lecture 13

Question 1

What is the main function of CN1?

Answer 1

smelling

Question 2

What is the main function of CN2?

Answer 2

sight

Question 3

What are the main function of CN3,4,6?

Answer 3

move eyes, constrict pupils, accommodates

Question 4

What is the main function of CN5?

Answer 4

chews and feels the front of the face

Question 5

What is the main function of CN7?

Answer 5

Moves the face, tastes, salivates, cries

Question 6

What is the main function of CN8?

Answer 6

Hears, regulates balance

Question 7

What is the main function of CN9?

Answer 7

Tastes, salivates, swallows, monitors carotid body and sinus

Question 8

What is the main function of CN10?

Answer 8

Tastes, swallows, lifts palate, talks, communication to and from the abdominal viscera

Question 9

What is the main function of CN11?

Answer 9

turns head, lifts shoulders

Question 10

What is the main function of CN12?

Answer 10

Moves the tongue

Question 11

What is the name of CN1?

Answer 11

Olfactory nerve

Question 12

What is the name of CN2?

Answer 12

optic nerve

Question 13

What are the names of branches CN3, CN4 & CN6?

Answer 13

CN3- oculomotor nerve CN4- trochlear nerve CN6- abducens nerve

Question 14

What is the name of CN7?

Answer 14

facial nerve

Question 15

What is the name of CN8?

Answer 15

vestibulocochlear nerve

Question 16

What is the name of CN9?

Answer 16

glossopharyngeal nerve

Question 17

What is the name of CN10?

Answer 17

vagus nerve

Question 18

What is the name of CN11?

Answer 18

accessory nerve

Question 19

What is the name of CN12?

Answer 19

Hypoglossal nerve

Question 20

What are names of minor branches V1?

Answer 20

ophthalmic, ciliary

Question 21

What are the names of minor branches V2?

Answer 21

maxillary, corneal, infraorbital

Question 22

What are names of minor branches V3?

Answer 22

mandibular and lingual

Question 23

What are the names of minor branches VII?

Answer 23

auriculopalpebral, chorda tympani

Question 24

What are the names of the minor branches of X?

Answer 24

cranial/recurrent laryngeal

Question 25

Name the following structures: Blue- name the nerve (10 and 11 name the specific branches) Red- name the structure

Answer 25

1. Optic canal 2. Orbital fissure 3. Caudal and rostral alar foramen 4. Oval foramen 5. Stylomastoid foramen 6. Tympano-occipital fissure 7. Hypoglossal canal 8. Nerve II (optic nerve) 9. IV(trochlear nerve), VI (abducens nerve), V-opthalmic branch, III (oculomotor nerve) 10. V (trigeminal nerve) -maxillary branch (V2) 11. V (trigeminal nerve)- mandibular (V3) 12. VII (facial nerve) 13. IX (glosspharyngeal), X (vagus nerve), XI (accesory nerve) 14. XII (hypoglossal nerve)

Question 26

Name the following structures:

Answer 26

1. Optic canal 2. Orbittal fissure 3. Rostral alar foramen 4. Caudal alar foramen 5. Stylomastoid foramen

Question 27

Name each of the following structures: Name branches of facial nerve 1-3 Name nerve 4

Answer 27

1. V1 (opthalmic, ciliary) 2. V2 (maxillary, corneal, infraorbital) 3. V3 (mandibular, lingual) 4. VII (facial nerve)

Question 28

Name the following nerves:

Answer 28

1. II 2. III 3. IV 4. VI 5. V 6. VII 7. VIII 8. IX 9. X 10. XII 11. XI

Question 29

What nuclei located within the pons?

Answer 29

V, VII, VI

Question 30

What nuclei are located within the tegmentum?

Answer 30

III, IV

Question 31

What nuclei are located within the medulla?

Answer 31

IX, X, XI, XII

Question 32

Name the following nerves in the picture below:

Answer 32

1. V3 2. XII

Question 33

Name the following nerves in the diagram below:

Answer 33

1. XI 2. X 3. XII