China 
Africa 
- Visual short-term memory
- Visual space
- Visual stimuli
- Visual system
- Visual word form area
- Visually evoked potential
- Visuospatial function
- Visuospatial sketchpad
- Vital capacity
- Vital heat
- Vital signs
- Vital stain
- Vital statistics
- Vitallium
- Vitamer
- Vitamin A
- Vitamin A deficiency
- Vitamin B complex
- Vitamin B deficiency
- Vitamin B12
- Vitamin B12 deficiency
- Vitamin B3
- Vitamin B6
- Vitamin C
- Vitamin D
- Vitamin D analogues
- Vitamin D deficiency
- Vitamin D intoxication
- Vitamin D receptor
- Vitamin D-binding protein
- Vitamin D2
- Vitamin D3
- Vitamin E
- Vitamin E deficiency
- Vitamin K
- Vitamin K antagonists
- Vitamin K deficiency
- Vitamin K deficiency bleeding
- Vitamin K-dependent protein
- Vitamin K2
- Vitamin deficiencies
- Vitamin deficiency
- Vitamin-K-epoxide reductase
- Vitamins
- Vitelliform macular dystrophy
- Vitelline circulation
- Vitelline duct
- Vitelline membrane
- Vitelline veins
- Vitellogenesis
- Vitellogenin
- Vitex agnus castus
- Vitiligo
- Vitis vinifera
- Viton
- Vitrectomy
- Vitreomacular adhesion
- Vitreoretinal surgery
- Vitreous
- Vitreous base
- Vitreous body
- Vitreous chamber
- Vitreous detachment
- Vitreous floaters
- Vitreous hemorrhage
- Vitreous humour
- Vitrification
- Vitronectin
- Vivid dream
- Vivisection
- Vla
- Vmax
- Voacanga africana
- Vocabulary development
- Vocal cord
- Vocal cord cyst
- Vocal cord dysfunction
- Vocal cord nodules
- Vocal cord paralysis
- Vocal cord paresis
- Vocal effort
- Vocal fold
- Vocal loading
- Vocal process
- Vocal range
- Vocal rest
- Vocal tract
- Vocalization
- Vocational rehabilitation
- Voclosporin
- Voges-Proskauer test
- Voglibose
- Vogt-Koyanagi-Harada disease
- Voice
- Voice analysis
- Voice change
- Voice prosthesis
- Voice therapy
- VoiceOver
- Void
- Voiding cystourethrography
- Volanesorsen
- Volar plate
- Volasertib
- Volatile fatty acid
- Volatile fatty acids
- Volatile organic compounds
- Volatility
- Volatilization
- Volatilome
- Volcanic ash
- Volcano plot
- Volinanserin
- Volition
- Volixibat
- Volkmann's canals
- Volkmann's contracture
- Voltage clamp
- Voltage dependent calcium channels
- Voltage gated calcium channels
- Voltage gated channels
- Voltage gated potassium channels
- Voltage gated sodium channels
- Voltage sensitive dyes
- Voltage-gated ion channels
- Voltage-gated potassium channels
- Voltage-gated proton channels
- Voltmeter
- Volume CT
- Volume contraction
- Volume expander
- Volume fraction
- Volume of distribution
- Volume overload
- Voluntary action
- Voluntary euthanasia
- Volutin granules
- Volvariella volvacea
- Volvulus
- Vomer
- Vomeronasal organ
- Vomiting
- Vomiting blood
- Von Graefe's sign
- Von Hippel-Lindau disease
- Von Hippel-Lindau protein
- Von Kossa stain
- Von Willebrand disease
- Von Willebrand factor
- Von Willebrand's disease