Dogfish Dissection

A series of tiny pores that lead to receptors that are sensitive to the mechanical movement of water and sudden changes of pressure.

• Lateral Line
• Ampullae of Lorenzini
• Nostrils
• Spiracles

Openings located posterior (behind) and dorsal (above) to the eyes that lead to the mouth.

• Gill Slits
• Ampullae of Lorenzini
• Nostrils
• Spiracles

A

• Posterior Dorsal Fin
• Anterior Dorsal Fin
• Caudal Fin
• Pectoral Fin

B

• Posterior Dorsal Fin
• Anterior Dorsal Fin
• Caudal Fin
• Pectoral Fin

Tags

NGSS.MS-LS4-2

C

• Posterior Dorsal Fin
• Anterior Dorsal Fin
• Caudal Fin
• Pectoral Fin

Tags

NGSS.MS-LS4-2

D

• Lateral Line
• Pelvic Fin
• Caudal Fin
• Pectoral Fin

Tags

NGSS.MS-LS4-2

E

• Lateral Line
• Pelvic Fin
• Caudal Fin
• Pectoral Fin

Tags

NGSS.MS-LS4-2

F

• Lateral Line
• Pelvic Fin
• Caudal Fin
• Pectoral Fin

How many gill slits do most sharks have?

• 4
• 3
• 5
• 6

Which sense organs are sensitive to changes in temperature, water pressure, electrical fields, and Salinity (saltiness)?

• Lateral Line
• Ampullae of Lorenzini
• Nostrils
• Spiracles