Exam 15: Axial Muscles

Match each term with its corresponding description. -Broad, flat sheet of tendonlike connective tissue

Match each muscle with the corresponding description of its action. -Cause(s) sideways movement during mastication

In a lever system, the fixed pivot around which the rod moves is called the fulcrum.

Which of the following statements about the muscles of the thorax is incorrect?

The masseter and temporalis muscle are muscles of mastication that have opposite functions.

Describe or explain the following terms describing muscle action: prime mover, antagonist, synergist, and fixator.

Moving from superficial to deep, the connective tissue components would be:

Match each term with its corresponding description. -Groups of skeletal muscle fibers

The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name?

Tendons are continuous with the layer of connective tissue called the epimysium.

Muscles usually act singly as a prime mover.

Contraction of the internal intercostal muscles elevates the ribs.

Differentiate among the endomysium, perimysium, and epimysium.

A muscle is attached to the femur and tibia. Its function or action is to bend the knee. When it contracts, it is acting as the:

The insertion is that point of attachment that does not move when the muscle contracts.

Another name for a sphincter muscle is a _____ muscle.

The two parts of the epicranium are connected by an aponeurosis.

Match each body location with its corresponding muscle. -Trapezius

Which fibrous connective tissue structures have a lining of synovial membrane?

The deltoid muscle is an example of a multipennate muscle.