Isometric exercise as cardiovascular stress.
D000818:Animals; D001794:Blood Pressure; D002302:Cardiac Output; D002320:Cardiovascular Physiological Phenomena; D006334:Heart Function Tests; D006339:Heart Rate; D006801:Humans; D009044:Motor Cortex / Q000502:physiology; D009046:Motor Neurons / Q000502:physiology; D009119:Muscle Contraction; D005082:Physical Exertion; D012018:Reflex