jkiss1973jkiss1973
jkiss1973jkiss1973 jkiss1973jkiss1973
  • 23-05-2018
  • Health
contestada

Which structure of the heart acts like an automatic door that closes once blood enters a chamber and forces it to exit in the proper direction
A. Atria
B. Valves
C. Arteries
D. Ventricles

Respuesta :

kianaemarie
kianaemarie kianaemarie
  • 23-05-2018
I’m pretty sure it’s B, Valves help regulate the proper direction of contents in the body
Answer Link

Otras preguntas

Somebody please help me quickly. I don't understand. Please answer A, B, & C quickly. Thank you! P.S please show me how you got the answers
Help pls Best answer I will make as brainliest
Analyze what you think the word belief in the quote at the top of the article means. Explain your answer
México es un país de tierra diversa. True False
WILL GIVE BRAINEST which of these is a point slope equation...
!!!PLEASE HELP!!! Scenario: Salesperson A is from a high-context culture and wants to make a large product sale to Client B, who is from a low-context culture.
What is the major cause of iron deficiency?
speed skiing takes place on a course that is 2/3 miles long. How many feet long is the course?
What is the sticky coating on the outside of cells that keeps them joined together?
what was the primary goal of the european explorers in the 1500s