Anatomy and Physiology Nervous System 1

Question 1

What is the term for the gap between two neurons at a synapse?

Accepted Answer

Synaptic cleft

Answer

Axon hillock

Answer

Myelin sheath

Answer

Nodes of Ranvier

Question 2

Which part of the brain controls balance, coordination, and fine motor movement?

Accepted Answer

Cerebellum

Answer

Cerebrum

Answer

Brainstem

Answer

Thalamus

Question 3

What type of neuron carries signals from sensory receptors toward the central nervous system?

Accepted Answer

Afferent neuron

Answer

Efferent neuron

Answer

Interneuron

Answer

Motor neuron

Question 4

What is the resting membrane potential of a typical neuron?

Accepted Answer

-70 mV

Answer

+70 mV

Answer

-55 mV

Answer

0 mV

Question 5

Which neurotransmitter is primarily responsible for muscle activation at the neuromuscular junction?

Accepted Answer

Acetylcholine

Answer

Dopamine

Answer

Serotonin

Answer

Norepinephrine

Question 6

What is the name of the myelin-producing cells in the central nervous system?

Accepted Answer

Oligodendrocytes

Answer

Schwann cells

Answer

Astrocytes

Answer

Microglia