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Topic 11 HBC

Authored by Francisco Valenzuela

Health Sciences

9th - 12th Grade

20 Questions

Used 11+ times

Topic 11 HBC
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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the two main divisions of the nervous system?

Central and Peripheral
Sympathetic and Parasympathetic
Somatic and Autonomic
Brain and Spinal Cord

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which structure is part of the central nervous system?

Brain
Nerves
Ganglia
Axon terminals

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many pairs of cranial nerves leave the brain?

12
15
31
10

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the primary function of sensory neurons?

Carry information to the CNS
Carry information away from the CNS
Support and protect neurons
Transmit motor signals

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where does the action potential begin in a neuron?

Axon hillock
Dendrite
Synaptic cleft
Myelin sheath

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What term describes the change in the membrane potential from -65 mV to +40 mV?

Depolarization
Repolarization
Hyperpolarization
Resting potential

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens when potassium ions move out of the axon?

Repolarization
Depolarization
Hyperpolarization
Action potential

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