Medical Quiz

Circulatory and Respiratory System Quiz


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Vocal chords are two folds of tissue that stretch across this organ, allowing you to talk. Your vocal cords are in your _______________.

A. trachea

B. bronchi

C. larynx

D. alveoli


Your alveoli and capillaries work together to __________________.

A. produce mucus

B. transport oxygen into your lungs and carbon dioxide into yoru blood.

C. transport carbon dioxide into your lungs and oxygen into your blood.

D. help you breathe


What do your veins do?

A. carry blood away from your heart to the rest of your body.

B. carry blood to your heart from your lungs.

C. are one cell thick, which allows transport through them .


When you eat nad drink, this closes over the entrance of your trachea so no food or drink gets into your lungs:

A. bronchi

B. epiglottis

C. larynx

D. alveoli


Plasma in your blood carries _________________.

A. food

B. hormones

C. waste products

D. all the above


What do your arteries do?

A. carry blood to your heart from your lungs

B. carry blood away from your heart to the rest of your body

C. are thick, which allows transport through them


__________________ rush to the site of a cut and produce ____________, which forms a protective covering over the cut.

A. platelets, fibrin

B. plasma, white blood cells

C. red blood cells, hemoglobin

D. white blood cells, fibrin


The part of your brain that controls your heartbeat and your breathing is your _________________.

A. cerebrum

B. pancreas

C. cerebellium

D. medulla


What do your capillaries do?

A. carry blood away from your heart to the rest of your body.

B. carry blood to your heart from your lungs.

C. are thick, which allows transport through them.


The protein molecule that carries oxygen in your red blood cells is ______________.

A. hemoglobin

B. plasma

C. platelets

D. carbon dioxide


Mucus ___________________.

A. is the waste product of bacteria.

B. is filled with plasma and platelets.

C. traps germs so they don’t get into your lungs.

D. lubricates your nostrils so air can get into your lungs.


The tubes that go into your lungs are called __________________.

A. alveoli

B. trachea

C. bronchi

D. larynx


The muscle under your lungs that helps you breathe is your __________________.

A. larynx

B. trachea

C. bronchi

D. diaphram


Your heart has two sides that pump blood _________________.

A. the left side pumps blood out and the ride side pumps blood in

B. the right side pumps blood out and the left side pumps blood in

C. both pump out and then in at the same time

D. both pump in adn then out at the same time


Your skin and white blood cells fight infections together by:

A. white blood cells form a protective layer on your skin.

B. your skin funnels germs through your pores to your white blood cells, so they can destroy them.

C. your skin prevents most germs through your pores to your white blood cells, so they can destroy them.

D. when you get a cut, white blood cells rush to the site to form a clot over the cut.




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