Biology Week 28 Nervous system quiz
Fill in the blank in each of the following statements.
The cells composing the nervous system are called _______________________.
The central nervous system is composed of the __________________ and ___________________.
The somatic nervous system controls ___________________________________.
The autonomic nervous system controls _________________________________.
A nerve cell is in the ______________ state when it is not conduction an impulse.
When a nerve cell is stimulated, __________________ ions move into the cell.
The nerves of vertebrates are covered with a ____________________________.
Openings in the covering of vertebrate nerves are called ___________________.
Nerve cells do not touch. The gap between them is called __________________.
Chemicals that carry impulses across the gap between nerve cells are called ________________.
A nerve cell cannot be stimulated during its ________________________ period.
The maximum impulse speed in an A
nerve is _____________ m/s.
The ___________________ is the outer protective layer of the brain containing blood vessels.
The ________________ carries nerve impulses away from the body of the neuron.
The ________________ lobe of the brain is responsible of speech.
The ______________________ connects the cerebrum with the spinal cord.
Your body has 32 pairs of ______________________ nerves.
The limbic system inside the brain controls _______________________.
Your brain uses about ____________ percent of the oxygen your body takes in.
The ___________________ lobe of the brain is responsible for vision.
A mass of nerve cells outside the central nervous system is called a _____________________.
The nerve cells that activate muscles are called _______________________.
The __________________ formation in the brain enables a person to sleep.
The human ear can distinguish more than ____________________ sounds.
The human eye can distinguish nearly ____________________ different colors.
For you to see, an image must form on the ___________________ at the back of the eye.
False sense impressions of our surroundings are called __________________