Heart Index – O

A B C D E F H I L M N O P R S T V
Oedema

Excessive accumulation of fluid in the intercellular spaces of tissue.

Oesophagus

That part of the alimentary canal between the pharynx (throat) and the stomach.

Osteoporosis

Porosity and brittleness of the bones caused by the loss of calcium from the bone matrix.

Oestrogen

A hormone which stimulates changes in female reproductive organs, induces oestrus, and promotes the development of other female secondary sexual characteristics.