anatomy of a male frog![click to hear](/images/speaker.jpg)
spinal cord ![click to hear](/images/speaker.jpg)
Component of the nervous system made up of a soft fatty substance and forming a cylindrical stem inside the vertebral column.
heart ![click to hear](/images/speaker.jpg)
Muscular organ helping blood to circulate.
gallbladder ![click to hear](/images/speaker.jpg)
Small reservoir in which bile secreted by the liver collects before being discharged into the intestine during digestion.
liver ![click to hear](/images/speaker.jpg)
Gland secreting mostly a substance (bile) that contributes to digestion.
pancreas ![click to hear](/images/speaker.jpg)
Digestive gland connected to the intestine that produces secretions and hormones.
stomach ![click to hear](/images/speaker.jpg)
Dilated section of the digestive tract preceding the intestine; it receives food to be digested.
small intestine ![click to hear](/images/speaker.jpg)
Long thin portion of the digestive tract behind the stomach in which most of the digestion and food absorption take place.
large intestine ![click to hear](/images/speaker.jpg)
Short wide portion of the digestive tract preceding the cloaca in which a small part of digestion and elimination of waste take place.
urinary bladder ![click to hear](/images/speaker.jpg)
Reservoir where urine from the kidneys collects before being evacuated by the cloaca.
cloaca ![click to hear](/images/speaker.jpg)
Orifice common to the intestine and the genital and urinary tracts; it is located at the terminal end of the digestive tract.
spleen ![click to hear](/images/speaker.jpg)
Organ of the circulatory system where impurities in the blood are destroyed.
kidney ![click to hear](/images/speaker.jpg)
Organ secreting urine; it eliminates toxic substances from the body.
testis ![click to hear](/images/speaker.jpg)
Male genital gland producing spermatozoa (sperm).
lung ![click to hear](/images/speaker.jpg)
Respiratory organ made of an extensible tissue; it forms a sac into which air inhaled through the nostrils is carried. A frog also breathes through its skin.
brain ![click to hear](/images/speaker.jpg)
Main organ of the nervous system consisting of nerve centers; it is located in the upper portion of the head.
esophagus ![click to hear](/images/speaker.jpg)
Canal of the anterior portion of the digestive tract; it carries food to the stomach.
tongue ![click to hear](/images/speaker.jpg)
Movable mouthpart having gustatory and prehensile functions.