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scienceee
for 4/7
| Question | Answer |
|---|---|
| musclar system | composed of skeletal, smooth, and cardiac muscle tissue |
| smooth muscle | found in digestive tract and blood vessels; moves food through digestive system |
| cardiac muscles | special type of muscle found only in your heart;causes the heart to beat |
| skeletal muscle | attached to your bones for movement; enables bones to move |
| tendon | strands of connnective tissue; connect your skeletal muscles to your bones |
| when a muscle bends part of your body | flexor |
| when a muscle straightens part of your body | extensor |
| integumentary system | skin, hair , and nails |
| sweat glands | small organs that produce sweat |
| epidermis | thinner layer of your skin |
| dermis | underneath the epidermis; deeper, thicker |
| hair follicle | a tiny sac where hair is formed |
| melanin | |
| resistance excercises | crunches |
| aerobic excercises | jogging,cycling, biking, ect. |
| strain | overstretching/tearing of themuscle |
| voluntary | muscle action that you control |
| involuntary | muscle action that you can't control |
| joint | place where two or more bones connect |
| spongy bone | bone tissue with many open spaces |
| compact bone | bone tisse with no visible open spaces |
| marrow | a soft tissue;red marrow, found in the spongy bone, produces red blood cells |
| children/adult marrow | in children , red marrow is in the center of long bones. by the time they are adults, it is replaced by yellow marrow |
| cartilage | flexible tissue |
| ligaments | |
| melanin | |
| resistance excercises | crunches |
| aerobic excercises | jogging,cycling, biking, ect. |
| strain | overstretching/tearing of themuscle |
| voluntary | muscle action that you control |
| involuntary | muscle action that you can't control |
| joint | place where two or more bones connect |
| spongy bone | bone tissue with many open spaces |
| compact bone | bone tisse with no visible open spaces |
| marrow | a soft tissue;red marrow, found in the spongy bone, produces red blood cells |
| melanin | in children , red marrow is in the center of long bones. by the time they are adults, it is replaced by yellow marrow |
| resistance excercises | crunches |
| cartilage | flexible tissue |
| ligaments | strong elastic bands of connective tissue |
| aerobic excercises | jogging,cycling, biking, ect. |
| strain | overstretching/tearing of themuscle |
| voluntary | muscle action that you control |
| involuntary | muscle action that you can't control |
| joint | place where two or more bones connect |
| spongy bone | bone tissue with many open spaces |
| compact bone | bone tisse with no visible open spaces |
| marrow | a soft tissue;red marrow, found in the spongy bone, produces red blood cells |
| children/adult marrow | in children , red marrow is in the center of long bones. by the time they are adults, it is replaced by yellow marrow |
| cartilage | flexible tissue |
| ligaments | strong elastic bands of connective tissue |