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  2. Reflex syncope - Wikipedia

    en.wikipedia.org/wiki/Reflex_syncope

    The underlying mechanism involves the nervous system slowing the heart rate and dilating blood vessels, resulting in low blood pressure and thus not enough blood flow to the brain. [2] Diagnosis is based on the symptoms after ruling out other possible causes. [3] Recovery from a reflex syncope episode happens without specific treatment. [2]

  3. Hematidrosis - Wikipedia

    en.wikipedia.org/wiki/Hematidrosis

    Hematidrosis is a condition in which capillary blood vessels that feed the sweat glands rupture, causing them to exude blood, occurring under conditions of extreme physical or emotional stress. [4] Severe mental anxiety activates the sympathetic nervous system to invoke the fight-or-flight response to such a degree as to cause hemorrhage of the ...

  4. Blood squirt - Wikipedia

    en.wikipedia.org/wiki/Blood_squirt

    The goddess Chinnamastā squirting blood. Blood squirt (blood spurt, blood spray, blood gush, or blood jet) is a projectile expulsion of blood when an artery is ruptured. Blood pressure causes the blood to bleed out at a rapid, intermittent rate in a spray or jet, coinciding with the pulse, rather than the slower, but steady flow of venous bleeding.

  5. What Does High Blood Pressure Feel Like? - AOL

    www.aol.com/does-high-blood-pressure-feel...

    High blood pressure emergency symptoms. Headaches and nosebleeds can be symptoms of a hypertensive emergency or crisis. If your blood pressure is 180/120 mm Hg or higher and you have these ...

  6. Orthostatic hypotension - Wikipedia

    en.wikipedia.org/wiki/Orthostatic_hypotension

    The overall effect is insufficient blood perfusion in the upper part of the body. [citation needed] Normally, a series of cardiac, vascular, neurologic, muscular, and neurohumoral responses occurs quickly so the blood pressure does not fall very much. One response is a vasoconstriction (baroreceptor reflex), pressing the blood up into the body ...

  7. Heart sounds - Wikipedia

    en.wikipedia.org/wiki/Heart_sounds

    Heart sounds are the noises generated by the beating heart and the resultant flow of blood through it. Specifically, the sounds reflect the turbulence created when the heart valves snap shut. In cardiac auscultation , an examiner may use a stethoscope to listen for these unique and distinct sounds that provide important auditory data regarding ...

  8. Internal bleeding - Wikipedia

    en.wikipedia.org/wiki/Internal_bleeding

    Internal bleeding (also called internal haemorrhage) is a loss of blood from a blood vessel that collects inside the body, and is not usually visible from the outside. [1] It can be a serious medical emergency but the extent of severity depends on bleeding rate and location of the bleeding (e.g. head, torso, extremities).

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