Glencoe Science Level Green

Chapter 15: Support, Movement, and Responses

The Nervous System

1
How do impulses cross synapses between neurons?
A)They cross by osmosis.
B)They cross through interneurons.
C)They cross through a cell body.
D)They cross by a chemical.
2
What are the neurons called that detect stimuli in the skin and eyes?
A)interneurons
B)synapses
C)motor neurons
D)sensory neurons
3
What does the somatic system of the PNS control?
A)skeletal muscles
B)salivary glands
C)neurons
D)impulses
4
What part of the eye is light finally focused on?
A)lens
B)retina
C)pupil
D)cornea
5
Which of the following is in the inner ear?
A)cochlea
B)anvil
C)hammer
D)eardrum
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe