Why does Aspirin help during a heart attack?

Why does Aspirin help during a heart attack?

Platelets are cells that clump together and help to form blood clots. Aspirin keeps platelets from clumping together, thus helping to prevent or reduce blood clots. During a heart attack. Blood clots form in an already-narrowed artery and block the flow of oxygen-rich blood to the heart muscle.

Which animal is the tallest in the world?

Giraffes are the tallest animals in the world. Males can grow up to 18 feet (5.5 meters) tall, females can reach 14 feet (4.3 meters) tall and their babies, called calves, are born six feet (1.8 meters) tall. Calves can grow up to an inch a day.

How long is a nanosecond?

A nanosecond (ns) is an SI unit of time equal to one billionth of a second (10−9 or 1/1,000,000,000 s). One nanosecond is to one second as one second is to 31.71 years. The word nanosecond is formed by the prefix nano and the unit second. Its symbol is ns.

Do all fish need oxygen?

Fish need oxygen too, but since they don t have lungs, they take oxygen from the water in which they live. The oxygen in the water available to fish is called dissolved oxygen (oxygen that is dissolved in the water). Fish use gills to take oxygen from water just as we use our lungs to take oxygen from the air.

How many glasses of milk does a cow produce in its lifetime?

One cow can produce 200,000 glasses of milk in its lifetime. In one year, a dairy cow produces 1,500 gallons, or 6,000 quarts of milk. The average U.S. dairy cow produces 22.5 quarts of milk per day.

What do you call a male and female lobster?

A male lobster is called a cock and a female a hen or chicken (when it weighs about one pound). A one-clawed lobster is called a cull. If it has no claws, it’s called a pistol.

Who refused a Nobel Prize?

Jean-Paul Sartre, awarded the 1964 Nobel Prize in Literature, declined the prize because he had consistently declined all official honours. Le Duc Tho, awarded the 1973 Nobel Peace Prize jointly with US Secretary of State Henry Kissinger.

Which month has the most sunlight in the northern hemisphere?

In the Northern Hemisphere, winter generally begins on December 21 or 22. This is the winter solstice, the day of the year with the shortest period of daylight. Summer begins on June 20 or 21, the summer solstice, which has the most daylight of any day in the year.