1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
exis [7]
4 years ago
6

How could the adaption of valves in leg vains allow a human to better survive in its environment.

Social Studies
1 answer:
Yuri [45]4 years ago
3 0
The answer is that <span>healthy </span>legs<span> have </span>veins<span> with smooth, elastic walls that </span>are<span> perfectly designed to </span>adapt<span> to the changes in pressure within a </span>vein<span>. </span>Veins<span> have </span>valves<span> that keep blood moving in one direction: back toward the heart. As the </span>leg<span> muscles </span>are<span> activated, the </span>venous valves<span> open to </span>allow<span> one-way flow in the direction of the heart.</span>
You might be interested in
Because a Carrier Strike Group is the main element of the Navy’s strike warfare mission, it does not have an organic anti-submar
HACTEHA [7]

Answer:

False

Explanation:

This is false because every strike group of every military division has to be equipped with everthing necessary to deal with any kind of threat, it does not matter if it's an aerial attack, a naval attack or a terrestrial attack, every unit has to be capable of defending themselves.

5 0
3 years ago
What is a constitution?
Assoli18 [71]
The correct response is D. This might be surprising, but remember that government is also a social organization.<span />
8 0
3 years ago
Maps that focus on ideas are known as what?
Ganezh [65]

Answer:

human

Explanation:

hope it helps you

4 0
3 years ago
Why are Europe's clean energy sources important to the region
SVETLANKA909090 [29]
European people value clean air over industry, which is what makes them fall behind america in jobs and growth
5 0
3 years ago
How do religion and school contribute to socialization​
Maurinko [17]

Answer:Schools teach us to be knowledgeable and teach us to be good people in society, teach us how to live in society, and religion that purifies us to be good, kind, compassionate, refraining from evil, so that we will be able to. be a good person in society

Explanation:

6 0
3 years ago
Other questions:
  • What are 4 reasons how the War Hawks influenced the Republican Party after the War of 1812?
    15·1 answer
  • As a member of the City Council, you have been invited to address the city’s bicycling club about the mayor’s plan to create add
    10·2 answers
  • By presenting research participants with incomplete objects, psychologists have been able to see how the participants come to de
    12·1 answer
  • Democracy was created to challenge the idea of...
    5·2 answers
  • Which of the following is represented by the gross domestic product (GDP)?
    13·1 answer
  • Give me a specific example of how supply and demand affect prices in the real world.
    6·2 answers
  • Actors are very good at being able to express emotions for a variety of situations. It can safely be assumed that these actors w
    10·1 answer
  • How does the government provide nutrition to poverty stricken people​
    14·1 answer
  • The act of ______________ entails the ability to produce intangible or tangible things that are novel or original and useful or
    12·1 answer
  • Why would a drop in blood phph have an undesirable effect on the proximal histidine's function?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!