| A | B |
|---|
| eye | Body part that lets the shark see. Sharks are able to detect light in depths of more than 2300 ft. |
| nares | Openings located on the lower snout region that aid in the sense of smell. |
| mouth | Located on the bottom (ventral) side of the shark, it contains rows of teeth. |
| external gill silts | There are five on each side and they are used to filter oxygen from the water. Water exits through them. |
| pectoral fin | Provide lift as sharks move up and down in the water and stabilization when they swim at constant depth. |
| pelvic fins | Used as stabilizers during swimming |
| caudal fin | Called the tail fin also and is used to propel. |
| dorsal fin | Located on the top and used for stabilization. |
| lateral line | Extends along the sides of head and body. It aids the shark in detecting sound and electrical impulses. |
| spiracles | Openings found just behind the eye that let water into the gills while the shark is eating. |
| endolymphatic pores | Small openings on the top of the head between the spiracles. They communicate with the inner ear. |
| cartilage | Makes up the sharks body. |
| denticles | Tooth like scales on a shark. |
