baro - birt
- baroceptor
- barometer
- baroreceptor
- baroreflex
- barotitis
- barotrauma
- Barr body
- barrel
- barrel hock
- barrier
- barrier environment
- barrier facility
- barrier frustration
- barrier system
- bartholin's gland
- bartholin's gland cyst
- bartonellosis
- basal artery
- basal body
- basal body temperature
- basal border
- basal cell
- basal cell adenoma
- basal cell carcinoma
- basal cell epithelioma
- basal cell nevus
- basal cell nevus syndrome
- basal cell tumor
- basal cistern
- basal corpuscle
- basal energy requirement
- basal ganglia
- basal lamina
- basal layer
- basal medium
- basal membrane
- basal metabolic rate
- basal metabolism
- basal nuclei
- basal plate
