In each blank, try to type in the
word that is missing. If you've
typed in the correct word, the
blank will turn green.
If your not sure what answer should be entered, press the space bar and the next missing letter will be displayed. When you are all done, you should look back over all your answers and review the ones in red. These ones in red are the ones which you needed help on. Question: muscle cells or fibers have the capabilities of being _________________ and _______________Answer: contractile and Question: by being contractile, muscle cells can be used to provide various types of ________________ for the bodyAnswer: Question: strong striated muscle contractions generate _________________ system movement and pump ____________throughtout the bodyAnswer: , blood Question: non-striated muscle contractions assist with ___________________, _________________ and digestionAnswer: flow, breathing Question: the excitable nature of muscle cells permits them to be controlled _________________ and ______________________by the bodyAnswer: and involuntary Question: ________________control is mostly involved in skeletal system movementsAnswer: Question: ________________control moves blood throughout the body and passes food through the digestive systemAnswer: Question: _____________muscle is the most common muscle type making up over half of the body's weight.Answer: Question: immobility and malnutrition as a person matures could cause muscle ______________Answer: Question: a variety of ________________diseases can also cause the loss of muscle functionAnswer: Question: muscle tissue is composed of ________________ cellsAnswer: Question: contractile cells have specialized cell membranes and ______________________Answer: Question: muscle cells consume a large about of the body's _______________Answer: Question: _______________________is an indicator of the body's muscle compositionAnswer: body mass (BMI) Question: all muscle cells originate from _______________ in the embryoAnswer: Question: muscle cells can be categorized by appearance as ___________________ or _________________Answer: or striated Question: muscle cells can be categorized according to their location and function inthe body: ____________, _____________ and ____________Answer: , smooth and skeletal Question: muscle cells are covered with an excitable membrane called a _____________________Answer: Question: the cytoskeleton of muscle cells is modified into contractile protein units called ____________________Answer: Question: a muscle contraction occurs in three stages: ____________, _____________ and ___________Answer: stimulation, muscle cell contraction, muscle cell relaxation Question: muscles can be categorized by the pattern of muscle cell organization: _____________ and _______________Answer: and pinnate Question: skeletal muscles are organs containing _________________, _________________, and ______________Answer: blood vessels, connective tissues, and Question: skeletal muscles are composed of _____________, or ______________ of muscle cellsAnswer: bundles or Question: __________________work independently to control the endurance and strength of a muscle contractionAnswer: Question: muscles can _________________(antagonistic) or ________________ (synergistic) other musclesAnswer: , assist Question: muscle contractions can be categorized as ______________ or _______________Answer: or isometric Question: overuse of muscles can cause ______________, ___________________, and _________________Answer: strains, stiffness, and Question: muscle damage will produce muscle pathology, such as contusions, ______________, _________________, and _________________Answer: , paralysis, and sensitivity Question: some muscle diseases are _______________ or ________________. this includes a large group of muscle diseases called _______________Answer: genetic, developmental, Question: maturity is usually accompanied by ____________, or _____________________Answer: , or gradual muscle loss Question: some aging of the musculature system is due to _______________and _______________Answer: wear and Question: ________________can affect muscle agingAnswer: Question: changes in ________________production contribute to muscle agingAnswer: Question: a_____________ cell is capable changing its shape to produce body movementAnswer: Question: muscle cells need sample _____________, ______________, and ______________ to operate properlyAnswer: , oxygen, electrolytes Question: body mass index is a measure of the proportion of _________________making up a person's body in relation to their body fat, height, and weightAnswer: Question: ________________muscle has a randomly organized cytoskeleton that produces weak contractionsAnswer: Question: ________________muscles have a cytoskeleton organized in a way that provides powerful contractions Answer: Question: _____________muscles are involuntary and striated Answer: Question: _____________muscles are involuntary and nonstriatedAnswer: Question: _____________muscles are involuntary and striatedAnswer: Question: _____________muscles are controlled by motor nervesAnswer: Question: skeletal muscle myofilaments are composed of _____________, tropomyosin, and troponin in the thin filament, ______________in the thick filament, and titan that runs vertically and supports the other filamentsAnswer: , myosin Question: ______________is essential for muscle contraction because it permits the binding of the thick and thin filaments. a contraction cannot be held in place without _____________.Answer: , calcium Question: the levels of muscle structure are a group of fascicles surrounded by _________________. each fascicle is surrounded by an _________________. a fascicle is composed of clumps of muscle fibers or muscle cells individually surrounded by an _______________Answer: , epimysium, endomysium Question: ________________muscels pul against each other coordinate movement or pull apart the opposing muscles.Answer: Question: ______________muscles work together to produce a combined movement.Answer: Question: all muscle cells develop from ____________Answer: Question: _____________muscle is responsible for peristalsisAnswer: Question: _____________ion stimulates the binding of actin to myosinAnswer: Question: muscles carrying out anaerobic metabolism produce the following waste product: _____________Answer: acid Question: the contractile unit of a muscle cell is called a ________________, which is composed of an ovelapping pattern of thick and thin _____________Answer: sarcomere, Question: striations are produced by the uniform arragnement of: _____________Answer: Question: what percent of the body's mass is composed of muscle tissue? ________Answer: 50% Question: the muscle cell contraction phase begins when the sarcoplasmic reticulum releases _______________, which binds to the protein _______________ on the thin myofilamentsAnswer: , troponin |
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