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Mr. Eyes
The Brain
28
Science
7th Grade
02/04/2010

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Term
The Brain
Definition
Everything a person or any animal does is controlled by this organ.
Term
Humans
Definition
Compared to the size of the body as a whole, which animal has the largest brain?
Term
Brain, Spinal Cord, Nervous System
Definition
These three things control all of an animal's body functions.
Term
Memories
Definition
Scientists like to think of people as having four kinds of these...
Term
Short-term, long-term, ancestral, and eidetic
Definition
The four kinds of memories.
Term
It is folded.
Definition
How is the brain able to fit into the skull?
Term
The left side of the brain controls the right side of the body.
Definition
Which side of the brain controls the right side of the body?
Term
The right side of the brain controls the left side of the body.
Definition
Which side of the brain controls the left side of the body?
Term
100 billion (100,000,000,000)
Definition
Humans have approximately how many brain cells?
Term
The same number, about 10 billion.
Definition
How many brain cells do humans have at birth, and when full-grown?
Term
No, the brain is just as active when you are asleep as when you are awake.
Definition
Does your brain rest when you are sleeping?
Term
cerebrum, cerebellum, brain stem
Definition
What are the three main parts of the brain?
Term
Cerebrum
Definition
Which part of the brain controls voluntary muscles?
Term
Cerebellum
Definition
Which part of the brain controls balance movement and coordination?
Term
Brain Stem
Definition
Which part of the brain connects the rest of the brain to the spinal cord?
Term
Involuntary Muscle
Definition
The heart is an example of which type of muscle? Voluntary or involuntary?
Term
Very small.
Definition
Is the pituitary gland large or small?
Term
The pituitary gland.
Definition
What very small gland produces and releases hormones into the body, and ?
Term
Hypothalamus
Definition
What is located on the wall of the brain and controls temperature and hunger among other things?
Term
Cerebral cortex
Definition
The outer part of the cerebrum is composed of an important layer of nerve cells called what?
Term
sensory cortex, motor cortex, association cortex
Definition
What are the three pats of the cerebral cortex?
Term
sensory cortex
Definition
Which part of the cerebral cortex receives messages from the sense organs?
Term
Motor cortex
Definition
Which part of the cerebral cortex sends messages to the skeletal muscles?
Term
association cortex
Definition
Which part of the cerebral cortex processes information and stores it?
Term
Right hemisphere cortex, left hemisphere cortex
Definition
What two parts of the cerebrum are divided by a special fissure or groove?
Term
The cerebrum accounts for 85% of the brain's total weight
Definition
Which of the brain's three main parts accounts for most of the brain's weight?
Term
20% (twenty percent!) of the oxygen
Definition
Even though the brain only accounts for about 2% of adult body weight, it needs what percentage of the oxygen used by the resting body?
Term
The spinal cord
Definition
What is used to communicate between the brain and the body?
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