T1 U5 PNS Flashcards
1
Q
What Is the difference between the endo and epineurium
A
Endo is connective tissue sheath that surrounds each nerve.
Epi is tough fibrous sheath that binds all fascicles
2
Q
What is the function of the perineurium
A
Connective tissue that wraps groups of fibers
3
Q
What is the function of fascicles
A
Fibre bundles
4
Q
How many cranial nerves do we have
A
12 pairs
5
Q
What kind of nerves are cranial nerves
A
Mixed nerves. 1 sensory 1 motor
6
Q
How many spinal nerves do we have
A
31 pairs
7
Q
What are dorsal rami and ventral rami
A
Divisions of the spinal nerve
8
Q
Which fibers do rami contain
A
Sensory and motor
9
Q
Name the 4 structures that make up the nerves in the PNS
A
Endoneurium
Perineurium
Fascicles
Epineurium
