Frog Dissection

Nictitating Membrane Cleans the eye of debris Act as “swim goggles” Protect the eye

Tympanum Hearing

Male or Female? Sex can be determined externally by looking at the thumb What sex is your frog?

Internal Nares openings for the entry or exit of air

Maxillary Teeth Sharp teeth in the maxilla of a frogs mouth that function in holding captured prey

Vomerine Teeth Sharp teeth in the maxilla of a frogs mouth that function in holding captured prey

Liver secrets bile needed for the digestion of fats

Heart Pumping organ of the circulatory system Has 3 chambers

Lung aid in supplying oxygen to the body and getting rid of carbon dioxide

Stomach food storage organ the first major site of chemical digestion

Pancreas make insulin makes pancreatic juice which helps with digestion

Large Intestine Material that cannot be digested passes through here on the way to the rectum and then the cloaca. Water is absorbed here

Gall Bladder storage area for bile

Female Reproduction Eggs Oviduct Tubes of a female frog’s reproductive system that carry eggs from the ovaries to the cloaca female sex cells

Male Reproduction Testes Sperm Duct Male sex organs that produce sex cells (sperm). Tubes that carry sperm to the cloaca

Spleen stores and destroys old blood cells

Kidney filter the blood and remove the wastes to make urine