Anatomy and Physiology Final Review

Front

What carries blood toward the heart and is mostly oxygen-poor?

Back

Veins

Front

What is the neuron's life support that contains the nucleus?

Back

Cell Body (Soma)

Front

What is the function of valves in veins?

Back

Prevent the backward movement inside them.

Front

What is the function of the pupil in the eye?

Back

The hole that controls the different amounts of light.

Front

What type of photoreceptors detect the level of light but not the color?

Back

Rods.

Front

What is the primary function of arteries?

Back

Carry blood away from the heart, mostly oxygen-rich.

Front

What is the role of dendrites in a neuron?

Back

Receive signals from other neurons.

Front

What is the function of myelin sheaths?

Back

Insulate axons to speed up signal transmission.

Front

What is the role of the axon in a neuron?

Back

Transmit electrical impulses away from the cell body.

Front

What is the colored part of the eye that controls the size of the pupil?

Back

Iris.