spinal cord

Question 1

how many nerve pairs from sacral?

Answer 1

5

Question 2

how many nerve pairs from the lumbar?

Answer 2

5

Question 3

How many pairs of nerves comes from the thoracic vertebrate?

Answer 3

12

Question 4

How many pairs ofnerves comes out from the cervical?

Answer 4

8

Question 5

what membrane surround the spinal nerve?

Answer 5

epineurium

Question 6

What are the layers of the meninges (inside to out). What is its function

Answer 6

Pia mater
arachnoid
dura mater

Protection of CNS

Question 7

What are the 2 roots on the spinal cord

Answer 7

ventral root

dorsal root

Question 8

What neurones bring in information in dorsal root

Answer 8

sensory neurones (bring sensory info from the peripheries and then from dorsal root to the second neurone which passes it on to the brain)

Question 9

What does information passes through the ventral root?

Answer 9

Motor information from the CNS to PNS

brain stem to second neurone to ventral to efferent

Question 10

What is the other neurone that stops at the ventral ganglion

Answer 10

autonomic