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Chapter 6 7th grade
Stucture and Movement
| Question | Answer |
|---|---|
| All the bones in your body is your ________? | skeletal system |
| The ________ gives you shape and support for your body. | skeleton |
| _____ protect your internal organs | Bones |
| Major _______ are attached to bone and help them move. | muscles |
| _____ _____ are formed in the center of many bones in soft tissue called red marrow. | Blood cells |
| Major quantities of _______ and ____________ compounds are stored in the skeleton for later use. | calcium, phosphorous |
| A tight fitting that protects a living bone is __________. | periosteum |
| A smooth, slippery thick layer of bone protector tissue is _________. | cartilage |
| Anyplace where two or more bones come together is a _____. | joint |
| The bones held together at a joint is a ________. | ligament |
| When you cannot move a joint it is considered an _________ _____. | immovable joint |
| When you can move a joint it is considered a _______ _____. | movable joint |
| Ball-and-socket, hinge, gliding,and pivot and are all types of _____. | joint |
| Ball- and-socket joints sit in a____________. | Cup-like cavity |
| Hinge joints are like a ____. | door |
| Gliding joints _______. | is where one bone slides over another |
| Pivot joints ______ | have one bone immobile while the other bone moves side-to-side on the 1st bone |
| If your cartilage where to wear away your bones would _______. | rub away |
| This disease is the most common joint problem disease. | Arthritis |
| A ______ is an organ that can relax, contract, and provide force to move your body parts. | muscle |
| ____ _____ are muscles that you control. | voluntary muscles |
| _______ ____ are muscles that you can't control. | involuntary muscles |
| Muscles that move bones are _____ _____ | skeletal muscles |
| _______ holds muscles to bones. | tendons |
| _____ _____ can be found in the heart. | cardiac muscles |
| _____ ____ are found in your intestines, bladder, blood vessels, and other organs. | smooth muscles |
| The ______ is the outer, thinnest layer of your skin. | epidermis |
| Cells in the epidermis produce the chemical _______. | melnin |
| The _______ is the layer of cells directly below the epidermis | dermis |