Exam 7: The Muscular System

Exercise that involves contraction without movement is called ____________________.

The function of myoglobin is to:

In the sliding filament mechanism of muscle contraction, the proteins that inhibit contraction are:

Which of the following statements are true of the sliding filament mechanism? (Read carefully and select all of the correct statements.)

Which statement is NOT true of the energy sources for muscle contraction?

The more movable attachment of a muscle to a bone is called the ____________________.

The muscle on the ventral side of the trunk that flexes the vertebral column is the ____________________.

During repolarization:

During muscle contraction, oxygen is brought to muscles by:

The most abundant energy source for muscle contraction is ____________________.

The organ system that transports oxygen to muscles is the:

Which of the following statements are true of oxygen and muscle contraction? (Read carefully and select all of the correct statements.)

In the sliding filament mechanism of muscle contraction, the proteins that slide past each other as the muscle fiber shortens are:

During muscle contraction, oxygen is stored for muscles by:

The part of the brain that uses unconscious muscle sense to promote coordination is the:

Which muscle is NOT paired with a synergist?

In a muscle fiber, the Z lines are the:

The function of the rectus abdominis is to:

During a state of polarization, ____ ions are abundant outside the cell, and ____ ions are abundant inside the cell.

A single muscle fiber contraction is called a ____, and the sustained contraction of a muscle fiber is called ____.