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Getting Oxygen

1) Name the components of the respiratory system in the order incoming air would encounter them during breathing.

:Trachea,pharynx,larynx,alveoli,bronchi.
:Bronchi,larynx,alveoli,trachea,pharynx.
:Larynx,trachea,bronchi,pharynx,alveoli.
:Pharynx,larynx,trachea,bronchi,alveoli.***

2) Which of the following best summarizes the function of the respiratory system?

:To transport oxygen to cells and wastes away from cells.
:To protect the organs in the chest cavity.
:To move oxygen from the air into the body and carbon dioxide from the body into the air.***
:To provide a barrier between the body and the environment.

3) Which of the following is not true about the structure of an alveolus?

:It has thick walls to trap gases that enter during breathing.***
:It has many capillaries running through it's structure.
:It has high surface area to allow lots of gas exchange.
:It has a high concentration of oxygen and a low concentration of carbon dioxide.

4) Pneumonia is a disease that causes fluid to build up in the alveoli of the lungs. Which of the following would you expect to be impaired in patients with pneumonia?

:Movement of carbon dioxide out of body cells.
:Movement of carbon dioxide out of the blood.***
:Movement of nutrients into body cells.
:Movement of nutrients into the blood.

5) Which of the following would be true during the inhalation phase of breathing?

:The lungs are inflated, oxygen concentration is high, and carbon dioxide concentration is low in the alveoli.***
:The lungs are deflated, oxygen concentration is high, and carbon dioxide concentration is low in the alveoli.
:The lungs are inflated, oxygen concentration is low, and carbon dioxide concentration is high in the alveoli.
:The lungs are deflated, oxygen concentration is low, and carbon dioxide concentration is high in the alveoli.

1 d

2 c
3 a
4 b
5 a

your welcome :)

1.D

2.C
3.A
4.B
5.A
for ppl who get Bs and Ds mixed up :)

THX MOUSE YOUR WERE CORRECT I GOT 100% WHOOOOOOOOOOOOOO

THANK YOU MOUSE!!

Thanks mouse i got 100% on my quiz thank you very much

I dub thee… CORRECT!

Thanks Mouse!!!!!!!!!! 100%

thanks i got 5/5 100%

same 5 out of 5

Stop the cap, you know you came on here for answers Unknown, that's what everyone uses this site for.

I came to check my answers ya know

Unknown stop you came for answers to

Thx mouse

Nice name

Thanks this helps when your on the edge of failing sometimes

Thank you so much!😆 you saved my life! 100%

Thanks y'all

thk!!! :)

ty @mouse <| 'w' |>

Mouse is correct I got a 100%

thx so much mouse and lizza for being considerate of ppl who get mixed up🙃🙃🙃

Thanks mouse! Also, just wanted to say, everyone should use this website for checking their answers, just like I do.

Hey guys stop bullying some plp cause they actually use this site for what its actually for CHECKING ANSWERS like how i do now you can go on and on about how I'm a hypocrite even tho I actually study and come here to check my answers so please stop being mean and do your work luv ya

< 3 :3

Also I agree with unknown and It's sad that some people use this to cheat and get butt hurt when they are called cheaters its kinda stupid how people use a website with teachers that actually help people as a cheat sheet everyone who cheats on this site to cheat and not check answers should not pass middle school and i'm going to get people calling me a hypocrite but I do Actually 100% use this to check answers and please if a teacher sees this please stop the bullies and cheaters on this site ban them

1 d

2 c
3 a
4 look on openstudy
5 look on openstudy