Heart - most important organ in the body.
Kidney - excretes urine.
Liver - large organ used for metabolic purposes.
Pancreas - secretes digestive enzymes.
Small intestine - contains the duodenum, jejunum, and ileum.
Large intestine - contains the cecum, colon, and rectum.
Stomach - main portion of digestion happens here; links the esophagus to the small intestine.
Esophagus - connects the throat to the stomach.
Rectum - final section of the large intestine.
Claspers - a pair of appendages under the abdomen of a male shark or ray.
Lateral line - a visible line along the side of a fish consisting of a series of senserie organs that detect pressure and vibration.
Gills - respiratory organs of a fish, by which oxygen is taken from the water flowing over surfaces within or attached to the walls of the pharynx.
kingdom - Animal
Phylum - Chordate
Class - Chondrichthyes
Order - Squaliformes
Family - Squalidae
Genus - Spurdog
Species - Spiny Dogfish Shark