2.how many muscles does a body have? A.200 B.600 C.1000 D.500. 3.Which mineral is stored in our bones? A.Calcium B.iron C.zinc D.Sodium. 4.What are the bonds of tissues which attach the muscies to the bones? A. ligaments. B.tendons. C.joints. D.cartilage
Answers & Comments
Answer:
2.B
3.A
4.C
Explanation:
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Answer:
1. B.600
2. A.Calcium
3. B.tendons
Explanation:
1.There are about 600 muscles in the human body. The three main types of muscle include skeletal, smooth and cardiac. The brain, nerves and skeletal muscles work together to cause movement – this is collectively known as the neuromuscular system.
2.calcium phosphate
Bones are made up of a framework of a protein called collagen , with a mineral called calcium phosphate that makes the framework hard and strong. Bones store calcium and release some into the bloodstream when it's needed by other parts of the body.
3.A tendon is a fibrous connective tissue that attaches muscle to bone. Tendons may also attach muscles to structures such as the eyeball.
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