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Neurons, Neurotransmission & Neuroanatomy

Description

Quiz on Neurons, Neurotransmission & Neuroanatomy, created by Catriona Wilds on 27/02/2019.
Catriona Wilds
Quiz by Catriona Wilds, updated more than 1 year ago
Catriona Wilds
Created by Catriona Wilds over 7 years ago
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Resource summary

Question 1

Question
The peripheral nervous system comprises...
Answer
  • the nervous system outside the brain and spinal cord
  • the spinal cord
  • The spinal cord and cranial nerves
  • The sensory and motor neurons

Question 2

Question
A movement of the resting potential from -70mV to -85mV would be termed...
Answer
  • a hyperpolarisation
  • an action potential
  • a depolarisation
  • a threshold point

Question 3

Question
What is the typical membrane potential of a resting neuron?
Answer
  • -70mV
  • +70mV
  • -30mV
  • +30mV

Question 4

Question
Which type of neurons would be described as having afferent axons?
Answer
  • interneurons
  • sensory neurons
  • glial cells
  • motor neurons

Question 5

Question
During an EPSP...
Answer
  • sodium ions enter the cell
  • sodium ions leave the cell
  • calcium ions leave the cell
  • potassium ions enter the cell

Question 6

Question
Neuropeptides are...
Answer
  • the waste products of neurotransmitter release
  • amino acid chains that act as neuromodulators
  • the only neurotransmitter in the CNS
  • none of the above

Question 7

Question
A small depolarising current applied to a neuron at rest will...
Answer
  • trigger an action potential
  • reduce the membrane potential
  • cause no change in the neuron
  • cause hyperpolarisation

Question 8

Question
Schwann cells myelinate...
Answer
  • all neurons
  • just interneurons
  • axons in PNS
  • axons in the CNS

Question 9

Question
When the action potential reaches the axon terminal it stimulates the release of neurotransmitter by causing ________ to open.
Answer
  • potassium ions
  • calcium ions
  • synaptic vesicles
  • synaptic bouton

Question 10

Question
The neurotransmitter molecules travel across the synaptic cleft by...
Answer
  • active transport
  • electrostatic pressure
  • diffusion
  • sodium potassium pump

Question 11

Question
Which of the following is not an anatomical term?
Answer
  • posterior
  • sagittal
  • medial
  • crown

Question 12

Question
The hindbrain consists of the...
Answer
  • medulla, pons, cerebellum
  • thalamus, hypothalamus
  • superior colliculus, inferior colliculus, substantia nigra
  • cerebral cortex, medulla, pons

Question 13

Question
The _____ plays a role in vision.
Answer
  • brain stem
  • inferior colliculus
  • medial colliculus
  • superior colliculus

Question 14

Question
In which area of the brain is the amygdala?
Answer
  • the substanstia nigra
  • the brain stem
  • the limbic system
  • the red nucleus

Question 15

Question
In humans, there are traditionally ___ pairs of cranial nerves.
Answer
  • 10
  • 11
  • 12
  • 13
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