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What is 1 + 3?
a muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)
Partial state of contraction. ie - constantly pushing on stomach contents or blood
Smooth muscle tone
specialized cell junctions between heart muscle cells that facilitate the passing of an impulse from one heart cell to the next
The enlarge fleshy body of the body of the slender points of attachment
a sheet or band of fibrous connective tissue separating or binding together muscles and organs etc
OUTER COVERING OF A MUSCLE
outer covering of small bundles of muscle fiberst
connects muscle to bone
involves the compression of nerves and blood vessels due to swelling within the enclosed space created by the fascia that separates groups of muscles
any of the deeper and thicker fascia that attach muscles to bones
cell membrane of a muscle cell
channels perpendicular to myofibrils that extend through fiber
specialized endoplasmic reticulum of muscle cells
Micorsopic, fiber-like structures that occupy most cytoplasm in skeletal muscle cells
protein filaments inside a myofibril are organized into repeating functional units
conposed primarily or actin; each actin has an active site that can interact with myosin; active sites are covered by tropomyosin strands, which are held in place by troponin.
staggered arrays of myosin molecules