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Frog Dissection Test

Terms in this set (23)

Why is the dorsal surface of the frog spotted and the ventral side a lighter color
So that the frog can be hidden from the top on land, and from the bottom in the water
What is the thin membrane called that is between the eyelids and protects the eyes
nictitating membrane
What is the circular structure called that is located on the head behind the eye? It leads to the eardrum
tympanum membrane
What is the purpose of the webbing on the hind feet
They help the frog swim better
What is the organ in the mouth that is sticky and attached at the front of the mouth for capturing prey
tongue
What are the teeth used for gripping and chewing and are located on the upper jaw line
maxillary teeth
What are the teeth called that point inward and prevent escape of prey
vomerine teeth
What structure leads to the tympanic membrane
eustachian tube
What are the nostril openings called where air is drawn in
external nares
What is the opening in the mouth that controls passage of air from the mouth to the lungs
glottis
What is the opening called that excretes sex cells and waste
cloacal opening
What is the organ that receives food from the mouth and passes it to the stomach
esophagus
What is the organ that is part of the circulatory system and pumps blood for the frog
heart
What is the organ that has 3 lobes and produces bile juice to digest fats
liver
What organ is part of the excretory system and stores urine temporarily
urinary bladder
What is the little green sac that stores bile and then delivers it to the small intestine for digestion
gallbladder
What is the organ called where digestion of food is completed and nutrients are absorbed
small intestine
What is the organ called that receives food from the esophagus
stomach
What is the round, brown, bean that makes white blood cells
spleen
What are the male sex organs? Female sex organs?
male=testicle female=ovaries
What are the organs called that filter liquid waste from the blood
kidneys
What is the organ that absorbs water before solid waste is formed
large intestine
What is the tube that carries urine from the kidney to the urinary bladder
ureter
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