Define chylomicron. chylomicron synonyms, chylomicron pronunciation, chylomicron translation, English dictionary definition of chylomicron. n. A lipoprotein formed in the small intestine that transports dietary fats and cholesterol through the lymphatic system to the bloodstream. Chylomicrons...
Renin is converted to a chemical called angiotensin II, which further tightens your blood vessels. In addition, neurotransmitters are thought to make the kidneys produce more renin, increasing blood pressure even more. Your kidneys also regulate your blood pressure in another way. When there is not enough fluid in your body as in cases where you are dehydrated or have experienced very heavy bleeding, your kidneys will absorb salt, or sodium, and fluid from your urine.
Vasodilation directly affects the relationship between mean arterial pressure, cardiac output, and total peripheral resistance (TPR). Vasodilation occurs in the time phase of cardiac systole, whereas vasoconstriction follows in the opposite time phase of cardiac diastole.