Biology Chapter 33/ Frog Dissection
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Membrane that covers the eyes
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nictitating
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Airway opening into the mouth
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glottis
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At the end of the stomach. Regulates food exiting the stomach
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pyloric sphincter valve
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System that includes the stomach and intestines
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digestive
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The very first stretch of the small intestine
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duodenum
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The esophagus leads to...?
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stomach
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Membrane that functions as an eardrum
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tympanic membrane
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Located above the kidneys, but only in male frogs
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testes
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Teeth at roof of mouth
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vomarine
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Spider-like membrane that coverrs the heart and other organs
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peritoneum membrane
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Can be large or small, helps digest food
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intestine
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The largest organ in the frog's body cavity, having three lobes
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liver
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The opening where waste, eggs, and sperm exit
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cloaca
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Located underneath the liver
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gall bladder
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Long tube that runs around the kidneys, carries eggs in female frogs
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oviduct
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The lower (single) chamber of the frog's heart
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ventricle
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Used to capture food, attaches to front of mouth
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tongue
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Stores urine
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urinary bladder
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Opening in mouth where food enters
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esophagus
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The membrane holds the coils of the small intestine together
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peritoneum/mesentery
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This organ is found under the liver, stores bile
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gall bladder
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the organ that is the first major site of chemical digestion
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stomach
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eggs, sperm, urine and wastes all empty into this structure
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cloaca
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The small intestine leads to the...?
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large intestine
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The esophagus leads from
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mouth to stomach
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Yellowish structures that serve as an energy reserve
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fat bodies
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The first part of the small intestine (straight part)
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duodenum
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After food passes throught the stomach it enters the...?
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small intestine
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Regulates the exit of partially digested food from the stomach
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pyloric sphincter valve
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the large intestine leads to the
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cloaca
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Organ found within the mesentery that stores blood
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spleen
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the largest organ in the body
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liver
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Located at roof of mouth, used to hold prey
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vomerine teeth
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located closer to angles of a jaw, used to equalize pressure in inner ear
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eustachian tubes
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located close to the angles of the jaw, used for hearing
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tympanic membrane
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located from the mouth to stomach, used for eating and swallowing food
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esophagus
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located in a slit-like opening before the esophagus, used for breathing and vocalization
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glottis
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located at the fron tof the mouth, used to bring in food
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tongue
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stomach is used for
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chemical digestion
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the alrge vessel extending out from the heart is the
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conus arteriosis
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spongy organs underneath and behind the heart and liver
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lungs
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the small green sac under the liver that stores bile is...?
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gall bladder
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flat, bean shaped organs located near the spine, often a dark color. filter wastes from blood.
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kidneys
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in male frogs, located at the top of the kidneys
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testes
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curly-q type struture where eggs are produced
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oviducts
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an empty sac located at the lowest part of the body cavity, stores urine
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bladder
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takes sperm away from testes
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sperm ducts
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makes adrenaline
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adrenal gland
