Exam 25: The Muscular System

The ________ is represented by number 8 on the figure.

The ________ covers entire skeletal muscles and separates them from each other.

Muscle ________ is a condition in which a muscle has lost its ability to contract. This condition usually develops because of an accumulation of lactic acid.

The _______ is the covering of connective tissue that surrounds individual muscle cells.

Which of these muscles flexes the foot and is commonly called the calf muscle?

Number 1 in the figure is the ________ muscle.

Numbers 5 and 6 demonstrate ____.

The muscular disorder that usually occurs after a sports-related activity resulting in injury to the muscle tendon or tendon-to-bone attachment is ________.

Which muscle closes the jaw?

The oxygen needed for aerobic respiration is stored in the muscle pigment called ________, which also gives muscle its pinkish color.

The attachment site for the more movable bone when a muscle contracts is the ____.

When pyruvic acid is converted to ________ acid for energy production, this waste product builds up and causes muscle fatigue.

A buildup of lactic acid ____.

The number 5 on the figure demonstrates ____.

The biceps brachii attaches to two places on the scapula and to one site on the radius. When the biceps brachii contracts, the radius moves and the arm bends at the elbow. The ________ site of the biceps brachii is its attachment site on the radius.

Number 7 represents the ________ muscle.

Which of the following does not apply to skeletal muscle?

Cardiac muscle ____.

The _______ is a tough, sheet-like structure made of fibrous connective tissue that typically attaches muscles to other muscles.

Which type of connective tissue separates muscles from each other?