Answer:
The correct answer is option A.
Explanation:
Sumatriptan is medication or the drug that belongs to the class of drugs called triptans. Sumatriptan affects the particular natural chemical or substance such as serotonin.
The effects on the serotonin of the sumatriptan leads to the vasoconstriction of the cranial blood vessel in the brain that help in reducing the headaches. Vasoconstriction is the narrowing of the blood vessels,
Thus, the correct answer is - option A.
Answer:
entropion
Explanation:
Entropion is a condition in which your eyelid, usually the lower one, is turned inward so that your eyelashes rub against your eyeball, causing discomfort. Entropion is a condition in which your eyelid turns inward so that your eyelashes and skin rub against the eye surface.
Vacuoles are storage bubbles in the cell. They might store food or other nutrients that the cell needs.
What disease has a vaccine that will prevent some forms of disease
A)HPV
