The Nervous System

The branch like structures are called?

• Dents
• Branches
• Dentines
• Dendrites

The long slender pole connecting the neuron to the axon terminal is?

• Axeum
• Axon
• Axen
• Axam

What is the central nervous system

• The centre of each nerve cell
• The nerves that control the main functions of the body, such as heart rate and blood pressure
• The brain and spinal cord
• The nerves that prepare the body for fight or flight response

The portion of the nervous system that is considered involuntary is the ?

• Central nervous system
• Sensory nervous system
• Autonomic nervous system
• Motor nervous system

Neurons that conduct nerve impulses from the central nervous system to the effectors are ?

• Motor neurons
• Efferent neurons
• Relay neurons
• Sensory neurons

Neurons that conduct nerve impulses from the receptors to the central nervous system are

• Motor neurones
• Efferent neurons
• Relay neurons
• Sensory neurons

Gaps between the myelin sheath along an axon are called

• Dendrites
• Schwann cells
• Terminal branches
• Nodes of Ranvier

What ions are necessary for a nerve impulse to occur?

• Carbon and sodium
• Oxygen and carbon
• potassium and sodium
• hydrogen and potasium

This releases neurotransmitters which are sent into the synaptic cleft for receptors on the dendrite to taste

• axon
• axon terminal
• gene
• neuron

A nerve cell that is the basic working unit of the brain and nervous system which processes and transmits information

• axon
• neuron
• dendrite
• neurotransmitter

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-8