week 3

Question 1

all spinal nerves distal to ramus communicans contain what

Answer 1

GSA and GP
GSE
GVE postganglionic sympathetic

Question 2

each pair of spinal nerves is from ____ spinal cord segment(s)

Answer 2

1

Question 3

early during fetal development, where does each cord segment lie

Answer 3

within same vertebra

Question 4

with growth, what happens to the size of the vertebral column relative to the spinal cord

Answer 4

the vertebral column outgrows the spinal cord

Question 5

in what vertebra do the cord segments C1 and C2 reside

Answer 5

in C1 vertebra

Question 6

in what vertebra do the cord segments C3 to T11 reside

Answer 6

in vertebra one number less (ie T2 lies in T1)

Question 7

in what vertebra do the cord segments T12-L2 reside

Answer 7

in corresponding vertebra (ie L1 resides in L1 vertebra)

Question 8

in what vertebra do the cord segments L3, L4 reside

Answer 8

in L3 vertebra

Question 9

in what vertebra do the cord segments L5,6,7 reside

Answer 9

in L4 vertebra

Question 10

in what vertebra do the cord segments S1,2,3 reside

Answer 10

in L5 vertebra

Question 11

in what vertebra do the cord segments Cd1-5 reside

Answer 11

in L6 vertebra

Question 12

in what vertebra does the spinal cord end?

Answer 12

in L6 vertebra

Question 13

cervical spinal nerves arise ______ (in front or behind) vertebra of same number

Answer 13

in front of

Question 14

After cervical vertebra, T1 to Cd5 spinal nerves emerge ______ vertebra of same number

Answer 14

behind

Question 15

can you assess all 36 spinal cord segments

Answer 15

no

Question 16

in young dogs, what is the location of the spinal cord

Answer 16

it extends further caudally in the vertebral column because the dogs have not finished growing

Question 17

where does a feline cord segment end

Answer 17

~S2

Question 18

where does the horse/cattle spinal cord segment end

Answer 18

~S1

Question 19

Where are GSE LMN found?

Answer 19

in ALL cord segements of spinal nerves and in the brain

Question 20

of the 5 localization areas of the spinal cord segments, what areas show no LMN signs when damaged (no reflexes, no atrophy)

Answer 20

C1 to C5; and T3 to L3.

Question 21

if an animal shows 1 umn sign, where is a lesin for sure?

Answer 21

in the CNS

Question 22

cn1 is located in what part of the brain

Answer 22

forebrain

Question 23

oflactory bulbs occupy ____ of the skull

Answer 23

rostral brain case

Question 24

name the parts on the brain

Answer 24

2

Question 25

what carries conscius smell in the brain

Answer 25

lateral olfactory tract

Question 26

the lateral oflactory tract lies within the

Answer 26

oflactory peduncle

Question 27

CN III resides in what part of the brain

Answer 27

midbrain

Question 28

where does crossover occur?

Answer 28

optic chiasm

Question 29

where are the cell bodeis of GSE LMN and GVE LMN of the CN III

Answer 29

in the midbrain (can damage centrally or peripherally)

Question 30

medial olfactory tract6-12

Answer 30

carries info to ventral portion of hypothalamus for involuntary reflexes salivation after smelling food)

Question 31

what CN are in the medulla oblongata

Answer 31

CN 6-12

Question 32

?Of CN 6-12, which have LMN

Answer 32

CN 6, 7, 9, 10, 11, 12