Anatomy of the Peripheral Nervous System

Descripción

Lecture 3 of Monday 27/08/2018
Matthew Coulson
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Matthew Coulson
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Resumen del Recurso

Pregunta 1

Pregunta
[blank_start]Schwann[blank_end] cells produce myelin in the peripheral nervous system
Respuesta
  • Schwann

Pregunta 2

Pregunta
All motor neurons are ...
Respuesta
  • Unipolar
  • Multipolar

Pregunta 3

Pregunta
All Sensory Neurons are ...
Respuesta
  • Unipolar
  • Multipolar

Pregunta 4

Pregunta
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]
Respuesta
  • CNS
  • PNS
  • CNS
  • PNS
  • CNS
  • PNS
  • CNS
  • PNS

Pregunta 5

Pregunta
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]
Respuesta
  • Sensory
  • Sensory
  • Motor
  • Motor
  • Both
  • Motor
  • Both
  • Sensory
  • Both
  • Both
  • Motor
  • Motor

Pregunta 6

Pregunta
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].
Respuesta
  • tract
  • nerve

Pregunta 7

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

Pregunta 8

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

Pregunta 9

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

Pregunta 10

Pregunta
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.
Respuesta
  • intervertebral foramen

Pregunta 11

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

Pregunta 12

Pregunta
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.
Respuesta
  • Motor
  • Sensory
  • Motor
  • Sensory

Pregunta 13

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

Pregunta 14

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

Pregunta 15

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

Pregunta 16

Pregunta
The Umbilicus is in which dermatome?
Respuesta
  • T6
  • T8
  • T9
  • T10
  • L1
  • S1

Pregunta 17

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

Pregunta 18

Pregunta
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
Respuesta
  • T1
  • C8
  • T2
  • T3
  • L2
  • L1
  • L3
  • L4
  • Sympathetic
  • Parasympathetic

Pregunta 19

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

Pregunta 20

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

Pregunta 21

Pregunta
Only the [blank_start]Sacral[blank_end] Spinal Nerves transmit Parasympathetic axons.
Respuesta
  • Sacral
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