L5: Control and Information Processing

Front

What is the Central Nervous System (CNS)?

Back

The Central Nervous System (CNS) consists of the brain and spinal cord, which control most functions of the body and mind.

Tags

NGSS.MS-LS1-3

Front

What is the Peripheral Nervous System (PNS)?

Back

The Peripheral Nervous System (PNS) includes all the nerves outside the CNS that connect the brain and spinal cord to the rest of the body.

Front

Do plants respond to stimuli in their environment?

Back

True, plants can respond to environmental stimuli such as light, gravity, and touch.

Front

What is the sensory system?

Back

The sensory system is the part of the nervous system that detects or senses the environment, including vision, hearing, smelling, tasting, and touching.

Tags

NGSS.MS-LS1-8

Front

What are sensory receptors?

Back

Sensory receptors are special structures that detect stimuli such as light, sound, and touch.

Tags

NGSS.MS-LS1-8

Front

What is a neuron?

Back

A neuron is a nerve cell that transmits information throughout the nervous system.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Front

What is the function of motor neurons?

Back

Motor neurons transmit signals from the CNS to muscles, causing them to contract and produce movement.

Front

What role do sensory neurons play?

Back

Sensory neurons carry signals from sensory receptors to the CNS, allowing the body to perceive stimuli.

Tags

NGSS.MS-LS1-8

Front

What is a reflex action?

Back

A reflex action is an automatic response to a stimulus that does not involve conscious thought, such as pulling your hand away from a hot surface.

Front

What is the function of the spinal cord?

Back

The spinal cord transmits messages between the brain and the rest of the body and coordinates reflexes.