Bullfrog

• Heart: Pumps blood throughout the body; (circulation).
• Lungs: Facilitate exchange of oxygen and carbon dioxide during respiration; (oxygenation)
• Liver: Detoxifies the blood and produces bile; (metabolism/detoxification)
• Gallbladder: Stores bile produced by the liver; (storage)
• Small intestine: Absorbs nutrients from food; (absorption)
• Large intestine: Absorbs water and forms feces, and electrolytes from undigested food; (reabsorption)
• Stomach: Breaks down food through digestion; (digestion)
• Spleen: Filters blood and produces white blood cells; (filtration)
• Pancreas: Secretes digestive enzymes and hormones; (secretion)
• Kidneys: Filter blood, remove waste, and regulate fluid balance; (filtration)
• Tympana (external): Transmit sound vibrations to the inner ear; (hearing)
• Cloaca: Functions as the opening for the digestive, urinary, and reproductive systems; (excretion)
• Fat bodies: Store energy reserves; stores fatty acids and triglycerides in the body; (energy storage)