Frogs

Amplexus

Type of alignment to grab females from behind.

Vomerine teeth

Used to hook and hold prey.

Maxillary teeth

Teeth used for holding prey.

Eustachian tubes

pressure stabilization.

Glottis

Separate tube from the esophagus that leads to the lungs.

Tympanic membrane

Eardrum, external part of the ear.

Nictitating membrane

Clear eyelid located inside the outer eyelid.

Spiral valve (heart)

Separates pulmonary and systemic flow of blood.

Conus arteriosus

Regulates blood flow in the heart.

Chromatophores

Special cells in skin that reflect light.

Fat body

Fat storage

Ventricle

Pumps blood throughout the body.

Postcava

Carries blood from the lower part of the body.

Aorta

Carries blood to and from the heart.

Lungs

respiration and buoyancy

Liver

metabolizes fats.

Gallbladder

Stores and releases bile.

Adrenal gland

Secretes hormones.

Kidney

filters blood

Stomach

Beginning of the digestion process.

Pancreas

Secretes digestive enzymes.

Spleen

Filters blood.

Small intestine

Site for absorption of nutrients.

Large intestine

Holds waste from the small intestine.

Bladder

Stores water and urine.

Cloaca

Exit point for waste and reproductive system.

Mesovarium, Mesotubarium, and Mesorchium

Hold reproductive organs in place.

Wolffian duct, mesonephric duct, ureter

Carry urine and sperm.

Testis

Organ that produces sperm.

Ovary

Organ that produces eggs.

Oviduct

Stores egg prior to fertilization.

Vestigial oviduct

Found in males; serves no function.

Ovisac

Stores eggs before they are laid.