Unit 3

Question 1

Whatv is C.N. V?

Answer 1

Trigeminal nerve

Question 2

What is the nerve known as the Great Sensory nerve of the face?

Answer 2

Trigeminal (C.N. V)

Question 3

Nuclei of termination receive sensory or motor info?

Answer 3

sensory

Question 4

What are the 3 nuclei of termination associated with the trigeminal nerve?

Answer 4

Main sensory nucleus
spinal nucleus
trigeminal mesencephalic nucleus

Question 5

Nuclei of origin receive sensory or motor info?

Answer 5

Motor

Question 6

How many nuclei of origin does trigeminal have?

Answer 6

1. trigeminal motor nucleus

Question 7

How many peripheral ganglion are associated with trigeminal nerve?

Answer 7

1. trigeminal (semilunar) ganglion

Question 8

What are the 3 branches of the trigeminal nerve?

Answer 8

Opthalamic
maxillary
mandibular

Question 9

Sensory cell bodies located in the trigeminal ganglion are going where?

Answer 9

Main Sensory nucleus
Spinal nucleus

*remember these are 2/3 nuclei of termination for trigeminal

Question 10

Peripheral processes come from the face to the _______ ________.

Answer 10

Trigeminal ganglion

Question 11

Central processes from the trigeminal ganglion (touch, vibration, joint proprioception) enter the CNS and go where?

Answer 11

Main trigeminal nucleus

Question 12

Central processes from the trigeminal ganglion (pain and temperature) enter the CNS and go where?

Answer 12

spinal nucleus

Question 13

What tract carries touch information?

Answer 13

Anterior spinothalamic

Question 14

What tract carries vibration and joint proprioception information?

Answer 14

Gracilis and cuneatus

Question 15

What tract carries pain and temperature information?

Answer 15

Lateral spinothalamic

Question 16

What info is going to trigeminal’s mesencehpalic nucleus?
*Remember this is a nuclei of termination

Answer 16

proprioceptive info from muscles of mastication

Answer 17

Those