Exam 8: Muscular System

Which of the following muscles is not a muscle that moves the upper extremities?

The main function of calcium when it is released into the sarcomere is to free the binding protein form the actin and allow it to bind with myosin.

Another name for aerobic training is strength training.

The production of heat is a function of the muscular system.

Fascicles are groups of muscle fibers.

Most anabolic steroids are made of synthetic testosterone.

Match each of the terms with its definition or explanation. -Attachment point to the bone that is stationary during contraction

Match the muscles of the head and neck with their function. -Rotates and flexes the head and neck

Match the body movement term with its definition. -Makes the angle between the two bones at a joint larger

Match the muscles that move the upper extremities and the muscles of the trunk with their function. -Extends and helps adduct upper arm

Good posture can be defined as holding the body parts in the position that favors best function.

Match the muscles that move the upper extremities and the muscles of the trunk with their function. -Flexes elbow

Which of the following muscles is not a muscle that moves the lower extremities?

Movement of your hand from a supinated to pronated position requires rotation of the forearm.

Endurance training increases the blood flow to a muscle.

The basic contractile unit of a muscle is called a sarcomere.

Research has shown that anabolic steroids do not increase muscle size and strength.

Movement around a longitudinal axis is

There are three muscles that make up the hamstring muscles.

Match the body movement term with its definition. -Results in the hand position with the palm turned toward the anterior position