BJU Science 4 Ch. 12
Terms in this set (36)
ball and socket joint
a joint that moves in many directions - like your shoulders and hips
the soft jellylike material in bone that the body uses to produce new blood cells.
hard, living tissue
strong, flexible tissue found in joints and acts as a cushion for all your moving around.
this bone is the biggest bone in your body, and is in your upper leg (thigh)
a joint that moves back and forth - like your elbows and knees
Joints that do not move (like in your skull)
muscles that you cannot control (like your heart. It works all the time.)
the place where two or more bones come together
strong elastic tissue that connects the bones, keeping it from bending back too far and also allowing you to straighten it out again.
joints that move where the bones come together. (like your neck, knees, and shoulders
a group of stretchy tissues that moves parts of the body
Parts of a bone
1. hard compact bone 2. light spongy bone 3. blood vessels and nerves 4. hollow area with marrow
knee cap - this bone connects your upper leg to your lower leg, and is in your knee
this bone makes up the area from your hips to where your legs begin.
small bones in your fingers and toes
a joint that moves side to side - like your neck
this muscle is on the front of your body, and in your upper legs
lengthening the muscle (like when you pull your arm down again)
these bones house/protect your heart, lungs, and stomach; and are very near to your sternum
these bones are on your back, often called shoulderblades
skeletal muscular system
the system of bones and muscles working together to allow movement
a group of bones that form the frame for your body
the main bone in your head which protects your brain
one type of involuntary muscle
injury to a joint or ligament
breastbone - this bone is in between both ribcages, and protects the heart
injury to a muscle
these bones make up your backbone, and they protect your spinal cord
muscles that you can control (like kicking a ball or lifting your eyebrows)
bones and muscles need
right kind of food, exercise, and rest
jobs of bones
protect and support the body &produce blood cells, and store minerals
work of the muscles
one muscle contracts while the other muscle relaxes
How can knowledge of the body help a Christian to obey?
Christians can use this knowledge to hep take better care of their own bodies and to help other people who are hurting or in danger.
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