Assessment Health

Question 1

The molecules used to send signals across synapses are called:

hormones.
ions.
neurotransmitters.
messengers.
6 points
Question 2

The layer of the meninges that is fused to the surface of the CNS is the:

dura matter.
pia mater.
arachnoid mater.
gray matter.
6 points
Question 3

Which of the following is true of Guillain-Barre syndrome?

It is genetic.
It is always permanently disabling.
It causes brain damage.
It may be associated with a virus.
6 points
Question 4

Multiple sclerosis symptoms are caused by:

Destruction of CNS myelin.
Destruction of PNS myelin.
Neuron death.
Damage to the spinal cord.
6 points
Question 5

Which ions move into neurons during the action potential?

Potassium
Calcium
Sodium
Acetylcholine
6 points
Question 6

Differentiate between special and general senses.
Your response must be at least 200 words in length.
Question 7

List the external structures of the brain, and describe their functions. Which major body cavity are these structures located within?
Your response must be at least 200 words in length