Pithing
used to paralyze the frog
Skin
outermost covering of the bodyoutermost covering of the body
Subcutaneous lymph space
– a thin space, filled w/ body fluid (lymph)
Muscle
where blood vessels and nerve fibers are embedded
Parietal peritoneum
thin, smooth membrane that lines the inner surface of the muscular wall
Visceral peritoneum
covers the external surfaces of most abdominal organs, including the intestinal tract.
Mesentery
fused, double layer of visceral peritoneum
Heart
Tiny, pear-shaped organ at the anterior portion enclosed on the pericardial cavity ✓Function: Pumps blood ✓2 atria and 1 ventricle
Liver
Large, reddish-brown organ near the heart ✓ Function: production of bile
Lungs/ Mesobronchus
2 soft, thin-walled organs, dorsal to the liver • Composed of epithelial tissue • Function: gas exchange
Fat bodies/ Corpora adiposa
2 yellowish, finger-like organs attached to the anterior end of each gonad • Function: storage of fat for energy reserve
Small intestine/ Mesenterium
Function: digestion and absorption of food
Large intestine/ Mesorectum
Function: absorption of water, consolidation of feces
Stomach/Mesogaster
Enlarged whitish, bent chamber along the left side dorsal to the liver and posterior to the esophagus. • Function: storage and starting digestion
Pancreas
small, irregularly shaped yellowish gland w/c lies in the omentum that connects the stomach, liver and the anterior portion of the small intestine.
Spleen
• Small, reddish, spherical body that may be found in the mesorectum near the large intestine
Testes
Pair of whitish-yellowish oval or bean-shaped bodies suspended ventral to the kidney by a short mesentery (mesorchium) • Function: produce sperm