Natural Science Review Units 5-8 | Baamboozle - Baamboozle

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Natural Science Review Units 5-8

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What is the function of the nervous system?

it allows us to interact with our environment by sensing changes, generating orders and reacting to them. The brain forms a part of the nervous system

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The nervous system is divided into two parts: the central nervous system and the ______ nervous system

peripheral

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What is the difference between a voluntary and involuntary action?

we can control voluntary actions but we cannot control involuntary actions

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What attaches bones to bones?

ligaments

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True or false: Muscles work in pairs to pull bones

true

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What do infectious agents do?

They enter the body and cause illnesses

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Which of the illnesses is not infectious, a cold, flu, poisoning, tetanus?

poisoning

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Name 5 senses humans use to interact with their environment

sight, hearing, smell, touch, taste

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Receptor cells detect___. They send information to the ___ where the brain is located through the ___ system. Orders are generated and sent to ____

stimuli, encephalon, nervous, effectors

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What are nerve cells called?

neurons

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What are the parts of the central nervous system?

brain, crebellum, brainstem, skull, meninges, crebrospinal fluid

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Describe the function of the skull and the spinal cord

the skull protects the encephalon. The spinal cord transports information between the receptors, the encephalon and the effectors.

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Explain the difference between mass and volume

mass is a measure of the quantity of matter in an object, measured in gr and kg. Volume is the amount of space an object occupies measured in cubic meters & cm

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Density is the relationship between an object´s _____ and_____

mass, volume

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Give an example of a pure substance

student answer

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True or False: The parts of a pure substance are the components

False. A pure substance is not made up of different components

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