- basal heat producing rate
- basal metabolic rate, BMR
- basal metabolism
- basic electrical rhythm, BER
- basic taste sensation
- bathmotropic action
- behavior
- behavioral thermoregulation
- belching
- Bell-Magendie law
- bends
- Bezold-Jarisch reflex
- bicarbonaturia
- bile acid
- bile pigments
- bile salts
- binaural hearing
- binocular competition
- binocular fusion
- binocular parallax
- binocular vision
- bioelectrical differentiator
- bioelectrical integrator
- bioelectrical preamplifier
- biologic clock, bioclock
- biologic rhythm, biorhythm
- biological amplification
- biological assay, bioassay
- biological signal processor
- biphasic action potential
- bleeding, hemorrhage
- blind spot
- blindness
- blink reflex
- blood
- blood cell counter, hematimeter
- blood circulation
- blood clot retraction
- blood coagulation factor
- blood coagulation, blood clotting
- blood flow
- blood gas analysis
- blood gas analyzer
- blood gas transport
- blood group, blood type
- blood loss
- blood plasma
- blood pressure transducer
- blood pressure, BP
- blood serum