1) Which organ digests the nutrients? a) small intestine b) large intestine c) stomach d) liver e) pancreas f) mouth 2) Which organ digests fat? a) small intestine b) large intestine  c) stomach d) liver e) pancreas f) mouth 3) Which organ absorbs water into the bloodstream? a) small intestine b) large intestine c) stomach d) liver e) pancreas f) mouth 4) Which organ produces acid? a) small intestine b) large intestine c) stomach d) liver e) pancreas f) mouth 5) What at the adaptations of the lungs? a) have lots of alveoli b) small surface area c) thick walls d) large surface area e) big space f) large lungs 6) How does oxygen get in and out of the lungs? a) diffusion b) osmosis c) active transport d) flow e) breathing f) transporting 7) How does the concentration in the alveoli compare to the concentration in the blood? a) The concentration is the same b) The concentration is higher in the blood  c) The concentration is lower in the blood d) The concentration changes all the time. e) low to high then high to low f) medium to medium 8) What do arteries do? a) transport blood away from the heart b) return blood back to the heart c) deliver oxygen and nutrients d) transports blood away and to the heart 9) What do capillaries do? a) transport blood away from the heart b) return blood back to the heart c) deliver oxygen and nutrients d) transports blood away and to the heart 10) What do veins do? a) transport blood away from the heart b) return blood back to the heart c) deliver oxygen and nutrients d) transports blood away and to the heart 11) Which organ PRODUCES urine? a) bladder b) skin c) kidney d) lung  e) liver f) large intestine 12) Which organ STORES urine? a) bladder b) skin c) kidney d) lung e) liver f) large intestine 13) Which organ controls body temperature? a) bladder b) skin c) kidney d) lung e) liver f) large intestine 14) What is the function of the liver? a) produces urine b) stores urine c) produces urea

LTA Digestive System

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