Greg2525 Greg2525
  • 21-11-2016
  • Biology
contestada

One way that enables blood in your leg veins to return to the heart in spite of the downward pull of gravity

Respuesta :

BobR9
BobR9 BobR9
  • 21-11-2016
Veins have valves that allow them to build up pressure and thus pump blood against gravity
Answer Link

Otras preguntas

Self-inflicted cutting is a characteristic of people with ______ personality disorder.
need asap!! question on picture
A federal case in Texas would begin in a - Texas trial court -Texas court of last resort - U.S. District Court for Circuit Five- U.S. Court of Appeals for Ci
How are the ideas of Democritus and Dalton similar? How are they different?
Explain how feedback inhibition helps you maintain body temperature.
The largest european city which is not actually the capital of a country is
Which step must happen before starting the timer? a Check the battery compartment. b Attach the cord. c Set the desired time.
What is the common difference in the sequence 11,19,27,35
What is the largest organ in an earthworm?
what happened to the first colony in virginia?