Exam 12: Muscle: Mechanisms of Contraction and Neural Control

The _________ complex contains three proteins designated as the I,T,and C types.

Which of the following molecules is NOT part of the thin filament?

What type of sensory neuron is associated with a muscle spindle apparatus?

The Ca²⁺ required for skeletal muscle contraction

The greater the level of physical training,the higher the proportion of energy derived from the oxidation of ____ during exercise below VO_2max.

Slow twitch fibers have a ______ oxidative capacity and ________ glycogen content.

Repaying the oxygen debt requires replacing oxygen that was

Blood lactate will begin to rise when exercise is performed at a rate that is

The process by which action potentials cause muscle contraction is

_______ refer to muscle contractions that produce a shortening muscle with a constant contraction strength at a given load.

_________ filaments are attached to dense bodies in smooth muscle cells.

Type IIX skeletal muscle fibers

Skeletal muscles with a low innervation ratio have a low degree of neural control.

The amount of fat stored in skeletal muscles will be ______________ by endurance training.

Isotonic muscle contractions are often preceded by isometric contractions.

What muscle structural and functional unit runs from Z disc to Z disc?

Hemiplegia is paralysis of an upper limb of one side and the lower limb of the other side.

The inability of muscle cells to relax due to high frequency stimulation is termed

Calcium that is needed to activate cross-bridging in smooth muscle mainly comes from

The origin is the point of muscle attachment that is most stationary.