Exam 10: The Muscular System

How does an antagonist differ from a prime mover (agonist)? How is it the same?

Muscle power depends mostly on the total number of muscle fibers (cells)in the muscle.

A pair of tweezers is a good example of a second-class lever.

What do the genioglossus,hyoglossus,and styloglossus muscles have in common?

Deep muscles of the thorax promote movements for breathing.

The sternocleidomastoid muscle inserts on the ________.

The most powerful muscle in the body is the ________.

The names of muscles often indicate the action of the muscle.What does the term levator mean?

Paralysis of which of the following muscles would make an individual unable to flex the knee?

What are the levers that operate at a mechanical advantage called?

Figure 10.2 Using Figure 10.2, match the following: -Deltoid.

Which muscle(s)is (are)contracted to exhale forcibly?

A wide receiver for a college football team pulled a hamstring muscle.What muscles could be affected and what would the effect be?

Which of the following muscles does NOT act in plantar flexion?

The ________ is known as the "boxer's muscle."

Which muscle group is involved when a "pulled groin" occurs?

Figure 10.3 Using Figure 10.3, match the following: -Levator scapulae.

Figure 10.3 Using Figure 10.3, match the following: -Trapezius muscle.

Although all skeletal muscles have different shapes,the fascicle arrangement of each muscle is exactly the same.

Which of the following is NOT a member of the hamstrings?