Bursa

A small sac filled with fluid located between a tendon and a bone (in a joint). The bursae (plural for bursa) reduce friction and provide lubrication.

bursa

Plants; Plant pathology

Extension or flap of cuticle at the side of the male nematode sex organ, used for orienting during mating.

bursa

Science; General science

A simple sac or cavity with smooth walls and containing a clear, slightly sticky fluid interposed between two moving surfaces of the body to reduce friction. Subcutaneous bursae ...

bursa

Health care; General

A small, fluid-filled sac that allows one part of a joint to move freely over another part.

gout

Health care; Diseases; Orthopedics

Gout is a desease that results from an overload of uric acid in the body. This overload of uric acid leads to the formation of tiny crystals of urate that deposite in tissues of ...

hammer toe

Health care; Diseases; Orthopedics

A flexed (curled) but not abnormally rotated toe. May require surgical correction.

pes cavus

Health care; Diseases; Orthopedics

Literally a hollow foot, pes cavus is a foot with too high an arch.

hyperkeratosis

Health care; Diseases; Orthopedics

Hyperkeratosis is thickening of the stratum corneum, often associated with a qualitative abnormality of the keratin. It can be caused by Vitamin A deficiency.

sciatica

Health care; Diseases; Orthopedics

Sciatica is pain in the lower extremity resulting from irritation of the sciatic nerve. The pain of sciatica is typically felt from the low back to behind the thigh and radiating ...

sciatic nerve

Health care; Diseases; Orthopedics

The largest nerve in the body, the sciatic nerve begins from nerve roots in the lumbar part of the spinal cord and extends through the buttock area to send nerve endings down to ...