Anatomy of the Peripheral Nervous System

Description

Lecture 3 of Monday 27/08/2018
Matthew Coulson
Quiz by Matthew Coulson, updated more than 1 year ago
Matthew Coulson
Created by Matthew Coulson about 6 years ago
124
1

Resource summary

Question 1

Question
[blank_start]Schwann[blank_end] cells produce myelin in the peripheral nervous system
Answer
  • Schwann

Question 2

Question
All motor neurons are ...
Answer
  • Unipolar
  • Multipolar

Question 3

Question
All Sensory Neurons are ...
Answer
  • Unipolar
  • Multipolar

Question 4

Question
Multipolar neurons tend to have cell bodies in the [blank_start]CNS[blank_end] and axons in the [blank_start]PNS[blank_end] whereas Unipolar neurons tend to have cell bodies in the [blank_start]PNS[blank_end] and axons in the [blank_start]PNS[blank_end]
Answer
  • CNS
  • PNS
  • CNS
  • PNS
  • CNS
  • PNS
  • CNS
  • PNS

Question 5

Question
Name the function of all 12 cranial nerves (answer = sensory, motor OR both) Olfactory nerve = [blank_start]Sensory[blank_end] Optic nerve = [blank_start]Sensory[blank_end] Oculomotor nerve = [blank_start]Motor[blank_end] Trochlear nerve = [blank_start]Motor[blank_end] Trigeminal nerve = [blank_start]Both[blank_end] Abducens nerve = [blank_start]Motor[blank_end] Facial nerve = [blank_start]Both[blank_end] Vestibulocochlear nerve = [blank_start]Sensory[blank_end] Glossopharyngeal nerve = [blank_start]Both[blank_end] Vagus nerve = [blank_start]Both[blank_end] Spinal accessory nerve = [blank_start]Motor[blank_end] Hypoglossal nerve = [blank_start]Motor[blank_end]
Answer
  • Sensory
  • Sensory
  • Motor
  • Motor
  • Both
  • Motor
  • Both
  • Sensory
  • Both
  • Both
  • Motor
  • Motor

Question 6

Question
In the CNS, a collection of axons surrounded by connective tissue and blood vessels is called a [blank_start]tract[blank_end], however in the PNS this is called a [blank_start]nerve[blank_end].
Answer
  • tract
  • nerve

Question 7

Question
What is the only Cranial Nerve to arise from the Pons?
Answer
  • CNIII
  • CNIV
  • CNV
  • CNVI
  • CNVII
  • CNVIII
  • VNIX

Question 8

Question
The Spinal Accessory Nerve (CNXI) arises from the ...
Answer
  • Midbrain
  • Medulla
  • Pons
  • Cerebellum
  • Spinal Cord

Question 9

Question
Which of the following Cranial Nerves arise from the medulla? (3 answers)
Answer
  • CNVII
  • CNIII
  • CNIX
  • CNX
  • CNXI
  • CNXII

Question 10

Question
Spinal Nerves are tiny pieces of nervous tissue that join the nerve roots to the rami. They are only found in the [blank_start]intervertebral foramen[blank_end] of a vertebrae.
Answer
  • intervertebral foramen

Question 11

Question
Label the structures of the PNS shown below.
Answer
  • Right Anterior Rootlet
  • Right Anterior Root
  • Right Posterior Rootlet
  • Right Posterior Root
  • Spinal Nerve
  • Posterior Rami
  • Anterior Rami

Question 12

Question
The Anterior Rootlets/Roots protruding from a vertebrae contain only [blank_start]Motor[blank_end] nerve fibres. The Posterior Rootlets/Roots protruding from a vertebrae contain only [blank_start]Sensory[blank_end] nerve fibres.
Answer
  • Motor
  • Sensory
  • Motor
  • Sensory

Question 13

Question
With respect to the Autonomic Nervous System, spinal nerves contain ...
Answer
  • Only Sympathetic nerves
  • Only Parasympathetic nerves
  • Both Sympathetic and Parasympathetic nerves

Question 14

Question
All of the skeletal muscles supplied with motor innervation from a single spinal nerve is called a [blank_start]Myotome[blank_end]
Answer
  • Myotome

Question 15

Question
The Male nipple is in which dermatome?
Answer
  • T2
  • T4
  • T6
  • T7
  • S1
  • L3
  • S2

Question 16

Question
The Umbilicus is in which dermatome?
Answer
  • T6
  • T8
  • T9
  • T10
  • L1
  • S1

Question 17

Question
The Upper Limb comprises which six dermatomes?
Answer
  • C4
  • C5
  • C6
  • C7
  • C8
  • T1
  • T2
  • T3
  • T4

Question 18

Question
In terms of vertebral grey matter, lateral horns are only found between [blank_start]T1[blank_end] and [blank_start]L2[blank_end], due to [blank_start]Sympathetic[blank_end] innervation between these vertebral levels
Answer
  • T1
  • C8
  • T2
  • T3
  • L2
  • L1
  • L3
  • L4
  • Sympathetic
  • Parasympathetic

Question 19

Question
Which part of the body is the only part to be innervated directly by presynaptic sympathetic axons?
Answer
  • Heart
  • Lungs
  • Adrenal Medulla
  • Adrenal Cortex
  • Head of the Pancreas
  • Body of the Pancreas
  • Duodenum

Question 20

Question
Parasympathetic nerves arise from Cranial Nerves ...
Answer
  • CNI
  • CNII
  • CNIII
  • CNIV
  • CNV
  • CNVI
  • CNVII
  • CNVIII
  • CNIX
  • CNX

Question 21

Question
Only the [blank_start]Sacral[blank_end] Spinal Nerves transmit Parasympathetic axons.
Answer
  • Sacral
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