神经外胚层：早期胚胎外胚层的部分，由此发生中枢及外周神经，包括某些神经胶质细胞- Blumenthal's disease
- Blum's reagent,test
- Blum's syndrome
- blunthook
- blush
- Blutene
- B.M.
- B.M.A.
- B.M.R.
- B.M.S.
- BNA
- B.O.A.
- board
- Boas' algesimeter,etc.
- Boas-Oppler bacillus(lactobacillus)
- Bobroff's operation
- Bochdalek's duct,foramen(gap,sinus),ganglion (pseudoganglion),hernia,val
- Bockhart's impetigo
- Bock's ganglion, nerve
- Bodansky unit
- bodenplatte
- body
- body rocking
- body snatching
- Boeck's disease,sarcoid