Nervous System
What are the 2 main nerves? (p. 62)
sensory nerves and motor nerves
the main control center of the body is the _________ (p.64)
brain
****DOUBLE JEOPARDY****
the colored part of your eye is called the _______ (p. 66)
iris
What might happen to a person who did not have sensory nerves that react to heat? (p. 73)
they would get burned
How do you shape sounds into words? (p. 74)
by moving your tongue and lips into different positions
****DOUBLE JEOPARDY****
What do motor nerves do? (p. 62)
motor nerves carry messages from the brain and the spinal cord to other parts of the body
name the 3 parts of the brain (p. 64)
cerebrum, cerebellum, and brainstem
What are 2 things you can do to keep your eyes clean? (p. 66)
do not rub them, keep sharp objects away from your eyes, wear glasses, see an eye doctor etc.
What are 3 things that nerves in the skin react to? (p. 72)
pressure, pain, heat, cold
What part vibrates when you talk? (p. 74)
vocal cords
What is the job of the nervous system? (p. 62)
the nervous system carries messages between the brain, spinal cord, and other parts of the body
What 2 parts make up the central nervous system? (p.64)
brain and spinal cord
What are the 5 sense organs? (p. 62)
eyes, ears, nose, mouth, and skin
****DOUBLE JEOPARDY****
How does the brain know the difference between pain and touch? (p. 72)
Nerves of the skin send messages to the brain, then the brain knows which nerve each kind of message comes from
Name 2 reflexes (p.64)
blinking, sneezing, coughing
Which nerve causes muscles to move? (p.63)
motor nerves
****DOUBLE JEOPARDY****
What does the cerebrum control? (p.64)
thinking, learning, speaking, writing, memory, voluntary muscle actions
True or False: The outer ear catches sound vibrations (p. 68)
True
True or False: There are no nerves in the ear (p. 69)
False
What does the cerebellum control? (p.64)
balance for walking, running, dancing etc.
Where does the nervous system get its information? (p.62)
all parts of the body and the environment
What does the brainstem control? (p. 64)
breathing, swallowing, heartbeat, blood pressure, body temperature
What are the nerves on the tongue called? (p. 70)
taste buds
At the top of your windpipe is a voice box called a __________ (p. 74)
larynx
What part of the eye focuses light on the back of the eyeball? (p. 67)
lens