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Estrogen has a vasodilation action on blood vessels.

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15y ago

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Lack of this causes blood vessels to kink and the endometrium to slough off?

Progesterone & Estrogen


Why does the risk of heart disease increase after menopause?

It's because your blood vessels are no longer protected by estrogen.


What is the effect of histamine on small as well as large blood vessels?

Histamine causes the dilation of the small blood vessels while constrict the large blood vessels.


What effect does serotonin have on blood vessels?

Serotonin has an constrictive effect on the blood vessels in the brain. It's role in the rest of the body can cause both dilation or constriction.


What builds up the endimetrium?

The endometrium is built up by the hormone estrogen during the first half of the menstrual cycle. Estrogen stimulates the growth and proliferation of the endometrial cells and blood vessels.


Does oxygen dilate blood vessels?

No, oxygen does not dilate blood vessels. In fact, oxygen has a vasoconstrictive effect, which means it causes blood vessels to constrict or narrow. This helps regulate blood flow and pressure in the body.


Is it normal to have bruises during menstruation?

It is normal to have minimal bruising during menstruation. Decreased estrogen levels during menstruation cause a loss of the blood vessel's elasticity in the body. This can cause small leaks that can turn into small bruises. Anything more serious or that last past the cycle should be looked at by a doctor.


What is the relationship between thrombosis and atherosclerosis?

The only similarity between these two conditions is that they effect the blood vessels. Thrombosis is the formation of a blood clot and atherosclerosis is hardening of the arteries or blood vessels.


How may perforated septum be prevented?

Perforated septum may be prevented by controlling nosebleeds by pinching and vaginal estrogen cream can toughen the blood vessels.


What two hormones are most closely associated with vascularization of the uterine lining?

Estrogen and progesterone are the two hormones most closely associated with vascularization of the uterine lining. Estrogen stimulates the growth of blood vessels, while progesterone helps to maintain the vascular network in the endometrium.


How does smoking effect a babies blood supply?

The nicotine in cigarettes will constrict the mother's blood vessels, reducing the blood flowing to the baby.


Why is the blood vessels are green or blue in colour?

Blood vessels appear green or blue in color due to the way light interacts with the skin. This hue is not the actual color of the blood vessels, but rather a visual effect caused by the absorption and reflection of light. In reality, blood vessels are typically a reddish hue due to the presence of red blood cells.