connective tissue covering that encloses the sarcolemma of an individual muscle fiber is called the
a fascicle is a
attaches to the z disk
does not lie in the I band
the function of the t tubules in muscle contraction is to
transmit the action potential deep into the muscle cells
the sight where the motor nerve impulse is transmitted from the nerve endings to the skeletal muscle cell membranes are the
contraction elicited by a single brief stimulus is called
a smooth sustained contraction resulting from very rapid stimulation of the muscle in which no evidence of relaxation is seen is called
characteristics of isometric contractions
increased muscle tension throughout the contraction phase. absence of shortening. used in resistant training
which provides ATP fastest?
a. a couples reaction of creatine phosphate with ADP
b.aerobic respiration of glucose
which does not require oxygen be available?
which provides the highest yield of ATP per glucose molecule?
which result in the formation of lactic acid?
which has carbon dioxide and water products?
which is most important in endurance sports?
the neurotransmitter released by somatic motor neuron is
the ions that enter the skeletal muscle cell during action potential generation are