Dogfish Dissection

Match the following

• Toward the midline of the body

• Proximal

• A structure below another

• Inferior

• Toward the front of the body

• Medial

• Toward or on the surface

• Anterior/Ventral

• Closer to the point of attachment to the body than another structure

• Superficial

Match the following

• Away from the surface, internal

• Superior

• A structure above another

• Deep

• Toward the back of the body

• Lateral

• Toward the front of the body

• Posterior/ dorsal

• Away from the midline of the body

• Anterior

Sharks, including the dogfish shark from the dissection, are members of what vertebrate taxonomic class?

• Chondrichthyes (cartilaginous fish)

• Osteichthyes (bony fish)

Tags

NGSS.MS-LS4-2

Is this a male or a female dogfish shark?

• male

• female

The fin shown in the image is the tail fin of the dogfish shark. The technical term for the tail fin is the _______ fin.

Tags

NGSS.MS-LS4-2

The image shows the underside, or belly, of the dogfish shark. The technical term for this perspective of the shark is the ________ surface.

Which of the following structures are found in both cartilaginous fish and bony fish? (select all that apply)

• Fins for propulsion

• Gills for respiration

• Vertebrate backbones

• Spiracles to move water across the gills

Tags

NGSS.MS-LS4-2

What are shark skeletons made of?

• Bone

• Cartilage

• Keratin

• They Dont have them

What do bony fish have that sharks don't have?

• swim bladder

• fins

• gills

• olfactory bulbs

Tags

NGSS.MS-LS4-2

Sharks are closely related to.....

• skates and rays

• dolphins

• invertebrates

• reptiles

Tags

NGSS.MS-LS4-2