Other Bone Concepts

Practice Questions

MCAT Biology › Other Bone Concepts

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1

Which of the following is not a function of the skeletal system?

2

Osteocytes exchange nutrients through which structures in bone tissue?

3

Rickets is a condition typically found in immature mammals. The disease is characterized by a telltale "bowing" curvature to bones when pressure is placed upon them. Which of the following deficiencies in bone would result in rickets-like symptoms?

4

Slightly soluble calcium salts, such as calcium hydrogen phosphate, are found in the matrices of bone. What do these salts primarily contribute to the functions of the skeletal system?

5

Several ligaments act together to join the femur and tibia, forming the knee joint. The complexity of the knee makes it prone to injury. A direct blow to the anterior upper tibia can damage the posterior cruciate ligament, while a blow to the posterior upper tibia can damage the anterior cruciate ligament. The collateral ligaments are located medial and lateral to the joint, and can be damaged from blunt trauma to the sides of the knee.

A skier falls, twists his right knee, and experiences excruciating pain at the inner side of the knee. Upon consulting a physician, the skier learns that he has torn one of the ligaments in his knee. The location of pain and cause of injury are most consistent with what kind of ligament tear?

6

The patella is attached to the tibia by a thick band of fibrous tissue referred to as a __________.

7

Rickets is a disorder that is commonly caused by a vitamin D deficiency. The disorder results in bones that can bend and cause deformities.

Based on this information, what is the effect of rickets on the bones of a patient?

8

Which of the follwoing is not an important function of bone?

9

Bone hardness is primarily due to which of the following?

10

Which of the following is not a main mineral component of human bone?

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