Qtr3 S.Y. 2021-2022 ST#2 (Nervous System)

Front

What are the two parts of the nervous system?

Back

The central nervous system and peripheral nervous system.

Front

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

Back

Brain and spinal cord.

Front

What are the three main parts of the brain?

Back

Cerebrum, cerebellum, and brain stem.

Front

What is the function of the Node of Ranvier?

Back

The Node of Ranvier facilitates the rapid conduction of nerve impulses along myelinated axons.

Front

What is the Myelin Sheath?

Back

A protective covering that surrounds the axon of some neurons, speeding up the transmission of electrical signals.

Front

What is the role of the cerebrum?

Back

The cerebrum is responsible for higher brain functions, including thought, action, and sensory processing.

Front

What is the function of the cerebellum?

Back

The cerebellum coordinates voluntary movements and maintains posture and balance.

Front

What is the brain stem responsible for?

Back

The brain stem controls basic life functions such as breathing, heartbeat, and blood pressure.

Front

What are neurons?

Back

Neurons are the basic building blocks of the nervous system that transmit information throughout the body.

Front

What are dendrites?

Back

Dendrites are the branched extensions of a neuron that receive signals from other neurons.