Nervous System

Front

What is known as a quick, automatic response to a stimulus?

Back

Reflex

Front

What is indicated by #7 on the image of a reflex arc?

Back

Effector

Front

What is the central nervous system (CNS) made of?

Back

Brain and spinal cord

Front

What is the role of reflexes?

Back

Maintain homeostasis in a changing environment

Front

Part of a neuron that receives information from other neurons?

Back

Dendrites

Front

What is the function of sensory neurons?

Back

Transmit sensory information to the central nervous system.

Front

What is the role of motor neurons?

Back

Carry signals from the CNS to effectors (muscles or glands).

Front

What is the myelin sheath?

Back

A fatty layer that insulates axons and speeds up nerve impulse transmission.

Front

What is a synapse?

Back

The junction between two neurons where communication occurs.

Front

What is the function of the brainstem?

Back

Controls basic life functions such as breathing and heart rate.