Introduction to Nervous System

The nerve cell that carries impulses from a sense receptor to the brain or spinal cord is a _____________.

• Motor Neuron
• Sensory Neuron
• Relay Neuron

The nerve cell that transmits impulses from the brain or spinal cord to a muscle or gland.

• Motor Neuron
• Relay Neuron
• Sensory Neuron

What part of the neuron carries the impulse toward the nerve cell body?

• Dorsal Root
• Dendrites
• Myelin Sheath
• Axon

What is included in the anatomy of the CNS?

• Brain & Spinal Cord
• Brain & Eyes
• Spinal Cord & Peripheral Nerves
• Brain & Peripheral Nerves

True or False...Reflex actions never involve the brain

• true

• false

Label the Neuron-What does the letter "A" represent?

• Axon
• Dendrite
• Axon Terminal
• Cell Body

Label the Neuron-What does the letter "C" represent?

• Cell Body
• Dendrite
• Axon Terminal
• Myelin Sheath

Tags

NGSS.MS-LS1-3

How do neurotransmitter chemicals move from one neuron to another

• osmosis

• active transport

• electrical impulse

• diffusion

What does CNS stand for?

• central nervey system

• centre nervous system

• central nervous system

• central nerves system

Label the Neuron-What does the letter "D" represent?

• Dendrite
• Axon
• Myelin Sheath
• Node of Ranvier