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chapter 3 Flashcards

(10 cards)

1
Q

what does the respiratory consist of?

A

trachea lungs blood vessels

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2
Q

what does the digestive system consist of?

A

mouth oesophagus stomach intestines liver

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3
Q

what does the execratory system consist of?

A

kidneys bladder ureters uretha

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4
Q

what does the endocrine system produce?

A

hormones

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5
Q

what is a diaphragm?

A

large, thin muscle across the chest cavity under the lungs

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6
Q

what happens when the muscles in your lungs and diaphragm contract

A

you inhale

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7
Q

what happens when the muscles in your lungs and diaphragm relax

A

you exhale

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8
Q

what is the difference between an open circulatory system and a closed circulatory system?

A

in an open blood is pumped into the body by cavities, when the heart relaxes the blood is drawn back towards the heart. in a closed blood is contained in blood vessels

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9
Q

what is the difference between arteries and veins?

A

arteries carry blood away from the heart and veins bring the blood back to the heart

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10
Q

what are the two different types of chambers in the heart?

A

there is to atria (atrium) which are the receiving chambers and two ventricles which are the pumping chambers

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