Biological Perspective | Mock Test

What is the main function of neurons?

• Support brain growth

• Carry messages throughout the body

• Store neurotransmitters

• Produce hormones

Which part of the neuron receives messages?

• Soma

• Axon

• Dendrites

• Axon terminals

The cell body of a neuron is called the…

• Soma

• Axon

• Myelin

• Nucleus

What is the function of the axon?

• Maintains life of the cell

• Sends neural messages to terminals

• Produces myelin

• Receives signals

What do axon terminals do?

• Store nutrients

• Release neurotransmitters

• Control resting potential

• Clean up dead neurons

Which cells support neurons and produce myelin?

• Glial cells

• Soma cells

• Motor neurons

• Receptor cells

Which is NOT a function of glial cells?

• Deliver nutrients

• Produce myelin

• Influence processing

• Release neurotransmitters

Myelin speeds up…

• Resting potential

• Neural impulses

• Neurogenesis

• Hormone release

A neuron at rest has a charge of…

• –55 mV

• +40 mV

• –70 mV

• 0 mV

Which pump maintains resting potential?

• Calcium pump

• Sodium–potassium pump

• Dopamine pump

• Glutamate pump