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 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

If you are standing in front of 1600 Pennsylvania Avenue, what are you looking at? a. the Capitol building b. the Metropolitan Museum of Art c. the White Hou
Why are the Muslims and the Jews are fighting over Israel?
What's a Mudslinging. Please help?
what is the square root of 141?
Please, look at the photo and give the ansver.
What will be the next digit in the sentence 1, 1, 2, 3, 5, 8, 13, 21, 34?Please show me your way of thinking :)
Write an equation in point-slope form for the line through the given point with the given slope. (9,-1); m=4/3. I need help!
Which two U.S. presidents were impeached?
Where does the Liberty Bell hang?
Two men who signed the Declaration of Independence went on to become U.S. presidents. Who were they?