norahinto norahinto

02-10-2018
Biology

contestada

What happens to the blood vessels in hot and cold weather?

Respuesta :

tytyhelps tytyhelps

02-10-2018

blood vessels expand during hot weather and retract/ tighten in cold weather

Answer Link

wananikwecurley99 wananikwecurley99

02-10-2018

When temperatures hit 50 degrees, your blood vessels narrow to reduce blood flow near the body's surface. Sometimes the blood vessels dilate and burst, which causes redness.

Answer Link

Otras preguntas

What are two domestic acts Lincoln is credited with during his presidency?

An atom of an element has 10 protons. What is also true of that atom? A. It has 10 electrons. B. It has 10 isotopes. C. It has 10 neutrons. D. It has 10 ions.

Good 6 word memoir for maya angelou I know why the caged bird sings

what is 12.9 divided by 0.6

Abag of cookies can be shared equally among 2, 3,4,5, or 6 friends. what is the least number of cookies the bag could have

What happens to the Mississippi River water when it flows into the Gulf of Mexico?

What is the answer for 2x + 12 = 8 + 24

Each day Steven walked 1/12 mile more than than the previous day. The first day he walked 1/12, the second he walked 2/12 mile, the third day he walked 3/12 mil

Which statement about George Washington, Baron von Steuben, and George Rogers Clark is true? A. They were presidents of the United States. B. They were military

In Australia, most cattle ranching is found in