What is the action of the masseter? a. swallowing b. chewing c. moving the lips d. closing the eye

The names of the extrinsic tongue muscles commonly end in

a. -glottis

b. -glossus

c. -gluteus

d. -hyoid

Which of the following helps an agonist work? a. a synergist b. a fixator c. an insertion d. an antagonist

The location of a muscle’s insertion and origin can determine ________. a. action b. the force of contraction c. muscle name d. the load a muscle can carry

Where is the inferior oblique muscle located?

a. in the abdomen

b. in the eye socket

c. in the anterior neck

d. in the face

Which is moved the least during muscle contraction? a. the origin b. the insertion c. the ligaments d. the joints

A muscle that has a pattern of fascicles running along the long axis of the muscle has which of the following fascicle arrangements? a. circular b. pennate c. parallel d. rectus

Which one of the following foods is best for bone health? a. carrots b. liver c. leafy green vegetables d. oranges

Which of the following terms would be used in the name of a muscle that moves the leg away from the body?

a. flexor

b. adductor

c. extensor d. abductor

Which muscle pair plays a role in respiration? a. intertransversarii, interspinales b. semispinalis cervicis, semispinalis thoracis c. trapezius, rhomboids d. diaphragm, scalene

Which arrangement best describes a bipennate muscle?

a. The muscle fibers feed in on an angle to a long tendon from both sides.

b. The muscle fibers feed in on an angle to a long tendon from all directions.

c. The muscle fibers feed in on an angle to a long tendon from one side.

d. The muscle fibers on one side of a tendon feed into it at a certain angle and muscle fibers on the other side of the tendon feed into it at the opposite angle.

What is the largest muscle in the lower leg? a. soleus b. gastrocnemius c. tibialis anterior d. tibialis posterior

What are two major disadvantages of MRI scans? a. release of radiation and poor quality images b. high cost and the need for shielding from the magnetic signals c. can only view metabolically active tissues and inadequate availability of equipment d. release of radiation and the need for a patient to be confined to metal tube for up to 30 minutes

On the periodic table of the elements, mercury (Hg) has an atomic number of 80 and a mass number of 200.59. It has seven stable isotopes. The most abundant of these probably have ________. a. about 80 neutrons each b. fewer than 80 neutrons each c. more than 80 neutrons each d. more electrons than neutrons