7.6 Nervous System

The nervous system enables the body to respond and adapt to changes that occur both inside and outside the body.

• true

• false

Neurons contain several axons to carry messages to the cell body

• true

• false

The synapse is a space between the axon and one neuron and the dendrites of other neurons

• true

• false

Nerves are a combination of many nerve fibers located in the brain and the spinal cord

• true

• false

Associative or internuncial nerves carry both sensory and motor messages

• true

• false

The cerebrum contains two structures, the thalamus, and the hypothalamus.

• true

• false

The thalamus regulates and controls the autonomic nervous system

• true

• FALSE

The pons is responsible for reflex actions including chewing, tasting, and saliva problems.

• true

• false

The spinal cord ends at the fourth or fifth lumbar vertebra.

• true

• false

The innermost membrane covering the brain and spinal cord is the arachnoid membrane.

• true

• false