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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Upper Elementary Science - I
2.48 Brain

Q 1: The average human brain weighs about 3 pounds (1300-1400 g).
True
False

Q 2: The nerves that connect the CNS to the rest of the body are called the _____.
central nervous system
peripheral nervous system
autonomic nervous system

Q 3: The ____ controls our body, receives information, analyzes information, and stores information (our memories).
stomach
brain
heart

Q 4: The human _____ is a complex organ that allows us to think, move, feel, see, hear, taste, and smell.
heart
brain
skeleton

Q 5: The brain has three main parts: the cerebrum, the cerebellum, and the brain stem (medulla).
True
False

Q 6: The brain produces electrical signals, which, together with chemical reactions, let the parts of the body communicate. Nerves send these signals throughout the body.
True
False

Q 7: The cells of the nervous system are quite fragile and need extensive protection from being crushed, being infected by disease organisms, and other harm. The brain and spinal cord are covered by a tough, translucent membrane, called the dura matter.
True
False

Q 8: The spinal cord carries nerve messages between the brain and the body.
False
True

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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