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Skeletal, Muscualar,
and work
Question | Answer |
---|---|
What are the functions of the skeletal system? | 1. It protects the internal organs 2. It makes red blood cells 3. Stores minerals 4.Serves as an attachment point for your muscles 5. Gives structure and support |
How does bone protect the Brain? | The skull is hard which protects the Brain |
What is the place where two bones meet? | Joint |
What part of the Skeletal system makes red blood cells? | Bone Marrow |
What is the main function of the Muscular System? | Its responsible for controlled moment of your body |
When its cold outside, what do your muscles do to keep you warm? | They shiver by constantly contracting and relaxing to keep you warm |
What system does the muscualar system work with to move the body? | Skeletal System |
What two things does a pair of muscles do to move your body? | Relax and Contract |
Skeletal muscles work in.... | Pairs |
What are the two types of muscles? | Voluntary and Involuntary |
What are the two type of involuntary muscles? | Smooth (intestines) and Cardiac (heart) muscles |
What is the type of voluntary muscles? | Skeletal (arms) |
A dog pulling a rope attached to the fence, but the fence and rope do noy move. Is work occurring? | No, because the rope and fence is not moving. |
Carrying your backpack up the stairs. Is work occurring? | Yes. because the applied force is the same direction for force |
Pushing a heavy boxacross the floor a distance of 15 km Is work occurring? | Yes, because force was used and it moved in the direction of the force |
Carrying backpack from your science class to the bus Is work occurring? | No, because the force is not the same direction as the distance |
Define homeostasis | ability if an organism to maintain a stable internal enviorment while living in changing external environment |