| autorhythmic | | decrease in size of muscle fibers |
| protraction | | smooth muscles constrict the walls of _____ organs |
| contract | | cytoplasm inside the muscle fiber |
| endomysium | | skeletal muscles make up this percent of body weight |
| shivering | | disks found in cardiac muscle |
| fascia | | speaking, typing, expressions |
| intercalated | | surrounds a bundle of muscle fibers (fasciculi) |
| sarcomere | | skeletal muscles maintain this, which allows us to sit up straight |
| conscious | | muscles of respiration are found here |
| retraction | | respond to a stimulus |
| anaerobic | | smaller band in middle of A band, consists of only H zone |
| iband | | most efficient way to produce heat |
| hollow | | extends length of myosin |
| excitability | | proteins in the myofibrils |
| actin | | highly organized contractile unit |
| thorax | | surrounds the muscle fiber |
| shorten | | contract spontaneously at regular intervals |
| hzone | | another word for contraction |
| atrophy | | type of respiration that doesn't use oxygen |
| myofibril | | move body part superiorly |
| forty | | move body part inferiorly |
| endocrine | | move soles to the midline |
| epimysium | | can recoil to original resting length after being stretched |
| myosin | | type of neurons that stimulate muscles to contract |
| sarcolemma | | plasma membrane of the muscle fiber |
| spindle | | move body part posteriorly |
| elasticity | | increase in size of muscle fibers |
| motor | | muscles will lengthen ____ after they forcefully contract |
| perimysium | | skeletal muscles are under this type of control |
| communication | | thick myofilaments |
| mline | | move body part anteriorly |
| fasciculus | | standing on your tiptoes |
| depression | | connective tissue that surrounds the body or individual muscles or groups |
| plantarflexion | | place within sacromere where actin attaches |
| inversion | | a bundle of muscle fibers |
| zdisk | | move body part back to midline |
| flexion | | can be stretched to normal resting point and beyond |
| adduction | | system that controls smooth and cardiac muscle |
| tone | | threadlike structure made of myofilaments |
| abduction | | more body part laterally |
| extensibility | | move soles laterally |
| myofilaments | | dark band in middle of H-zone |
| aband | | muscle type with the most variety |
| passively | | includes zdisk, consists of only actin |
| aerobic | | smooth muscle cells have this shape |
| blood | | thin myofilaments |
| sarcoplasm | | surrounds the many fasciculi (entire muscle) |
| elevation | | skeletal muscles release heat when they do this |
| extension | | respiration that required oxygen |
| smooth | | increase angle at joint |
| hypertrophy | | cardiac muscle propels this fluid |
| eversion | | decrease angle at joint |
