Special Sub-Topic: The Musculoskeletal System Click Here To Play: The Musculoskeletal System

What field of medicine is not concerned with the musculoskeletal system?

Endocrinology. Endocrinology concerns the glands.

What part of the bone contains the bone marrow?

Medullary cavity. Bone marrow is a fatty substance that produces blood cells. The medullary cavity is lined with a fibrous membrane called the endosteum.

What are cartilage cells called?

Chondrocytes. Cartilage contains collagen fibers embedded in a gelatinous substance that provides flexibility.

Which of these is one type of joint in the ankle?

Hinge. The ankle joint is also called the uniaxial hinge.

Which of these is not a type of muscle tissue?

Rough. Skeletal (or voluntary) muscle in under a person's direct control. Smooth (or involuntary)muscle is found in the organs and functions through involuntary stimulation. Cardiac muscle is found only in the heart.

What connects bones to muscles?

Tendons. Tendons are like heavy cords and are composed of thick, finbrous connective tissue that provides strength at their attachment sites.

What age group is most likely to be diagnosed with scoliosis?

Adolescents. Scoliosis is a familial trait that is most commonly seen in girls and may cause spinal deformity if not surgically corrected.

What is the stiffening and later fixation of the bones of the spine?

Ankylosing spondylitis. Ankylosing spondylitis is a chronic, progressive, inflammatory disease of the spine, sacroiliac, and larger joints of the extremities. The process leads to ankylosis and eventually deformity. Males are more often affected than females by a ratio of 10:1.

Which diagnostic test involves injecting a radiopaque contrast medium into a joint and taking an x-ray?

Arthrogram. Arthroplasty and arthrodesis are the surgical repair of a joint. Arthrocentesis is a procedure to remove fluid from a joint.

Which of the following is not an NSAID?

Flexeril. Flexeril is a muscle relaxant. NSAID is the abbreviation for nonsteroidal anti-inflammatory drugs.