Nervous Tissue

What do neuroglia do?

• Release neurotransmitters
• Support and nourish neurons
• Release calcium to activate neurons
• Absorb nutrients from neurons

Which of the following is NOT part of the central nervous system?

• The brain
• The spinal cord
• The brain stem
• Spinal nerves

The part of the nerve that sends or relays messages. 

• Synapse 
• Dendrite 
• Neuron 
• Axon 

The part of the nerve cell that receives a message. 

• Nerve 
• Brain 
• Dendrite 
• Axon 

Bundles of neurons where stimuli and impulses pass through out the body. 

• Nerve 
• Axon 
• Brain 
• Spinal cord 

is the part of the nervous system that consists of the nerves and ganglia on the outside of the brain and spinal cord

• Autonomic Nervous System
• Peripheral Nervous System
• Sympathetic Nervous System
• Dendrites

Part of the nervous system made of the nerves that are not part of the brain or spinal cord.

• central nervous system
• peripheral nervous system

extensions of a neuron through which impulses are sent away from the cell body to other neurons, glands or muscles

• nerve fibers
• efferent nerves
• axon, axon terminal
• reflex

neurons have a nucleus.

• true
• false

The brain has 3 major sections that send and receive signals to control all the activities that keep a person functioning efficiently. Which major section controls breathing and heart beat?

• cerebellum

• cerebrum

• brain stem

• cortex