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26 Cards in this Set
- Front
- Back
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What is a cerebrum?
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It is the largest part of the
brain and has a wrinkled surface. |
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What does the cerebellum do?
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coordinates the actions of all your muscles and maintains balance.
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Activites that are under your direct control are called?
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voluntary activites
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Which is larger: the cerebrum or the cerebellum?
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cerebrum
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When yo're doing an activity, the cerebellum sends messages to the cerebrum that ______ and ______ the activity.
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1. direct
2.coordinate |
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The central nervous sytem is made up of ...? (hint: 2 things)
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brain and spinal cord
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Your brain is divided into three parts. What are they?
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The cerebrum, cerebellum, and brain stem.
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Impulses to and from the CNS are carried by what of the PNS?
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nerves
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Senairo: You picked up a piece of burning hot pizza
At the 1)_______, the impulse passes into a pool of 2)___________. Immediatly upon recieving the impulse from the 3)______ nueron, 4)_________ send impulses to the appropriate 5)________ nuerons, which, in turn stimulate the muscles needed to pull your hand away from the hot pizza. |
1. spinal cord
2. internuerons 3. sensory 4. internuerons 5. motor |
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To be aware of the sensation of pain, nerves impulses must travel up the 1)_______ to your brain.
This takes a few 2)_________. |
1. spinal cord
2. milliseconds |
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The whole reflex arc can take less than a _______ to complete.
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second
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Where is the cerebellum located?
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Toward the back and bottom of the brain
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Reflex impulses followm the shortest possible pathways through the nervous system and do not involve the brain. The pathways are called?
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reflex arcs
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The whole reflex arc is completed before you fell the _______.
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pain
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______ nerves carry impulses from a stimulus to the central nervous system for processing.
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sensory
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Different areas in the wrinkled surface of the cerebrum interpret what that nerves carry to it from different parts of the body?
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They interpret impulses
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What is the peripheral nervous system made of?
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all the nerves outside the Central nervous system
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What does peripheral mean?
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side and away from
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_______ nerves carry impulses from the CNS to activate the muscles of the body.
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motor
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The nerves of the what extend ta and away from the central nervous system?
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peripheral nervous system
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During complex activites, the cerebellum coordinates the ______ and _______ of muscle action, making the activity run smoothly.
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1. speed
1. timing |
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The what sends out impulses along motor nerves to activate muscles?
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cerebrum
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Name all the areas or centers in our brain.
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all senses, speech, memory, and for motor activites.
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Digestion, heartbeat, and breathing, for example, occur without you having to think about them are called what?
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involuntary activites
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What forms the central nervous system?
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brain and spinal cord
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Even though involuntary body activities occur without you thinking about them, they are still controlled by what?
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brain stem
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