
Neurophysiology Concepts and Mechanisms

Interactive Video
•
Biology, Science
•
10th - 12th Grade
•
Hard

Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the resting membrane potential of a typical neuron?
-90 mV
0 mV
-70 mV
+30 mV
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which ion primarily moves into the cell during depolarization?
Sodium
Chloride
Calcium
Potassium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the process where an action potential jumps from one node to the next?
Synaptic transmission
Saltatory propagation
Continuous propagation
Neurotransmitter release
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What triggers the release of neurotransmitters at the synaptic knob?
Chloride influx
Calcium influx
Potassium efflux
Sodium influx
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which neuroglial cell type is responsible for forming the blood-brain barrier?
Oligodendrocytes
Ependymal cells
Microglia
Astrocytes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of oligodendrocytes in the central nervous system?
Supporting metabolic functions
Forming myelin sheaths
Producing cerebrospinal fluid
Acting as macrophages
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the spinal cord carries sensory information?
Ventral ramus
Ventral root
Dorsal root
Spinal nerve
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