title: [Functional reserves of the human body as assessed by Doppler ultrasonography].
authors.forename: N A
authors.initials: NA
authors.lastname: Agadzhanian
authors.forename: V K
authors.initials: VK
authors.lastname: Stepanov
authors.forename: D G
authors.initials: DG
authors.lastname: Strelkov
authors.forename: O M
authors.initials: OM
authors.lastname: Ruseĭkina
mesh_terms: D000222:Adaptation, Physiological; D000328:Adult; D001921:Brain / Q000098:blood supply* / Q000502:physiology; D002560:Cerebrovascular Circulation / Q000502:physiology*; D006801:Humans; D006985:Hyperventilation / Q000000981:diagnostic imaging / Q000503:physiopathology; D000860:Hypoxia / Q000000981:diagnostic imaging / Q000503:physiopathology; D020768:Middle Cerebral Artery / Q000000981:diagnostic imaging / Q000502:physiology; D017585:Ultrasonography, Doppler, Transcranial; D014661:Vasoconstriction / Q000502:physiology; D014664:Vasodilation / Q000502:physiology