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The extent of vasoconstriction may be slight or severe depending on the substance or circumstance. Many vasoconstrictors also cause pupil dilation. Medications that cause vasoconstriction include: antihistamines, decongestants, and stimulants. Severe vasoconstriction may result in symptoms of intermittent claudication. [1]
What are migraine food triggers? Doctor and migraine sufferer shares the top most common dietary components that can cause headaches and migraines. These 11 foods can cause headaches.
Tyramine is considered a "false neurotransmitter", as it enters noradrenergic nerve terminals and displaces large amounts of norepinephrine, which enters the blood stream and causes vasoconstriction. Additionally, cocaine has been found to block blood pressure rise that is originally attributed to tyramine, which is explained by the blocking of ...
Food allergies rarely cause respiratory (asthmatic) reactions, or rhinitis. [24] Insect stings, food, antibiotics, and certain medicines may produce a systemic allergic response that is also called anaphylaxis; multiple organ systems can be affected, including the digestive system, the respiratory system, and the circulatory system.
Endogenous substances and drugs that cause vasodilation are termed vasodilators. Many of these substances are neurotransmitters released by perivascular nerves of the autonomic nervous system [6] Baroreceptors sense blood pressure and allow adaptation via the mechanisms of vasoconstriction or vasodilation to maintain homeostasis. [2]
cause the uterus to contract [a] prevent gastrointestinal tract from self-digesting, contributing to its mucosal defence in multifactorial way. ... vasoconstriction ...
Angiotensin is a peptide hormone that causes vasoconstriction and an increase in blood pressure. It is part of the renin–angiotensin system, which regulates blood pressure. Angiotensin also stimulates the release of aldosterone from the adrenal cortex to promote sodium retention by the kidneys. An oligopeptide, angiotensin is a hormone and a ...
A Western diet is often high in omega-6 fatty acids, experts say, due to widely available seed oils often used to fry fast foods and manufacture the ultraprocessed foods that now make up about 70% ...