45 terms

Frog Vocabulary

Science
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Nares
nostrils
Tympanic membrane
an eardrum that receives sound waves
Nictitating membrane
a transparent lower eyelid that cleans and protects the eye
Vomerine teeth
used for holding food or prey
Eustachian tubes
connect pharynx to ears, connect to the middle ear and equalize pressure
Esophagus
food tube from the mouth to the stomach
Stomach
sac-like organ that receives ingested food and begins digestion of proteins and fats
Small intestine
most of digestion and nutrient absorption performed here
Liver
gland that secretes bile and performs other metabolic functions
Gall bladder
stores bile
Bile
substance used in the digestion of fats
Pancreas
secretes enzymes that aid in digestion
Large intestine
last stop before exiting the digestive tract
Cloaca
exit point for the digestive, urinary, and reproductive systems
Glottis
opening from the mouth to the respiratory system
Nostrils
small openings that allow for air to move in and out
Larynx
voice box
Lungs
sacs lined with capillaries that fill with air to exchange gases
Heart
pumping organ for the circulatory system
Atria
receives oxygen poor blood from the body
Ventricles
pumps either oxygen-poor blood to the lungs or oxygen-rich blood to the body
Veins
vessels that deliver oxygen-poor blood to the heart
Arteries
vessels that move oxygen-rich blood away from the heart
Blood vessels
veins, arteries, and capillaries that transport blood in the body
Blood
fluid carrying oxygen, carbon dioxide, and other substances to be transported throughout the body
Kidneys
filter the blood for toxins, creates urine to secrete the wastes
Ureters
connect kidneys to urinary bladder
Urinary Bladder
holds urine until it is excreted through the cloaca
Cloaca
exit point for the digestive, urinary, and reproductive systems
Testes
produce sperm
Sperm ducts
carry sperm from testes to cloaca
Sperm
fluid produced in testes containing male reproductive cells
Ovaries
produce eggs
Oviducts
carry eggs from ovaries, eggs are often fertilized here
Eggs
produced in ovaries, female reproductive cell
Brain
control center for nervous system
Skull
covers and protects the brain
Spinal cord
carries messages from to and from the brain to and from other parts of the body
Backbone
surrounds and protects the spinal cord
Nerves
fibers carrying impulses (messages) throughout the nervous system
Bones
make up the skeletal system and muscles attach to pull on these in order to move
Joints
where two or more bones meet
Voluntary muscles
muscles controlled by the individual
Flexors
muscles that bend a joint or cause its angle to decrease
Extensors
muscles that extend a joint or cause the angle to increase
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