The postural abnormality _____ often occurs in elderly women due to a loss of bone density, causing a characteristic curvature of the spine, known as "humpback."

A) kyphosis
B) atherosclerosis
C) degenerative joint disease
D) arthritis
E) lordosis

Kyphosis

A deformity of the spine characterized by a bent-over position; more commonly called humpback.

Bone Density

A measure of the amount of minerals (mainly calcium and phosphorous) contained in a certain volume of bone, reflecting its strength and risk for fracture.

"Humpback"

A colloquial term for Kyphosis, a condition characterized by an excessive outward curve of the spine, leading to a hunched posture.