Mark the following statements as true or false. If a statement is false, correct it to make a true statement.


d. The shoulder joint is stabilized by the medial and lateral menisci.

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. The joint between the two pubic bones and the intervertebral joints are examples of symphyses.

In general, when mobility of a joint______, its stability_______.

a. increases; increases

b. decreases; decreases

c. increases; remains unchanged

d. increases; decreases

Bone movement at a joint is described around an invisible line known as a/an:

a. synarthrosis.

b. axis.

c. sagittal plane

d.amphiarthrosis.

Define each of the following movements or movement pairs.

a. Flexion and extension

b. Adduction and abduction

c. Rotation

d. Circumduction

e. Dorsiflexion and plantarflexion

f. Elevation and depression

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

e. The hip joint is less stable than the shoulder joint, but it allows more motion.

Which of the following best describes the function of the anterior cruciate ligament?

a. It prevents posterior displacement of the tibia on the femur.

b. It prevents the tibia from moving too far laterally on the femur.

c. It prevents anterior displacement of the tibia on the femur and hyperextension.

d. It improves the fit between the femur and the tibia.

The structure that stabilizes the shoulder joint is known as the:

a. rotator cuff.

b. radial collateral ligament.

c. posterior cruciate ligament.

d. fibular collateral ligament.

Which factors contribute to the stability of the hip joint?