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Featured Skeletal-Muscular System Entry

Sinus

Sinus, SY nuhs, is a cavity in the bodies of animals, including human beings. When used alone, the term sinus generally refers to a hollow, air-filled space in the front of the skull. The human skull contains four groups of sinuses. Doctors sometimes call these groups the paranasal sinuses, because they all connect with the nasal cavity. Each group of sinuses takes its name from the bones of the skull in which it is found. More »

THE SKELETAL-MUSCULAR SYSTEM LIBRARY

Abdomen

Abdomen is a large body cavity between the thorax (chest) and the pelvic cavity. A strong wall of... More >>

Achilles tendon

Achilles uh KIHL eez, tendon, is the tendon at the back of the ankle. It attaches the muscles of... More >>

Ankle

Ankle is the joint where the leg and the foot meet. The ankle joint enables the foot to move up... More >>

Ankylosis

Ankylosis, ang kuh LOH sihs, means a stiffening or a fusion of a joint, preventing motion.... More >>

Arm

Arm is the upper limb of a human being. Properly, the arm is only the part between the shoulder... More >>

Arthritis

Arthritis, ahr THRY tihs, is any of more than 100 diseases of the joints. People with arthritis... More >>

Back

Back is the part of the body that extends from the neck to the buttocks (rump). Its sides are... More >>

Backache

Backache is a pain that originates in the area of the spine. It is a common disorder that most... More >>

Beriberi

Beriberi, BEHR ee BEHR ee, is a disease caused by a lack of vitamin B-1, or thiamine. The name is... More >>

Bone

Bone is a hard substance that forms the framework of the bodies of animals with backbones,... More >>

Bone bank

Bone bank is a medical supply of bone that can be used in surgical operations. Doctors use the... More >>

Bunion

Bunion, BUHN yuhn, is a hard swelling on the foot at the place where the great toe connects with... More >>

Bursitis

Bursitis, buhr SY tihs, is a disorder that causes pain in the body's joints. It most commonly... More >>

Carpal tunnel syndrome

Carpal tunnel syndrome is a common disorder that causes pain and interferes with the use of the... More >>

Cartilage

Cartilage, KAHR tuh lihj, commonly called gristle, is a bluish-white rubbery tissue found in... More >>


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