Chordates

What is the flexible skeletal support rod?

• Dorsal Hollow Nerve Chord

• Notochord

• Pharyngeal slits

• Endoskeleton

On which side of the body is the Hollow Nerve chord located?

• Ventral

• Anterior

• Posterior

• Dorsal

Which structures do all chordates have at some point during their life time?

• Notochord, Hollow Nerve chord, Pharyngeal slits, Tail

• Notochord, Gill slits, Tail

• Hollow nerve chord, notochord, legs, wings

• Pharyngeal slits, Head, Thorax, Tail

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Which of the following chordates are also vertebrates?

• Fish, Amphibians, Lancelets

• Fish, Birds, Reptiles, Mammals

• Tunicates, Sea squirts, Lancelets

• Lampreys, Lancelets, Amphibians

What is an internal skeleton?

• exoskeleton

• ectoskeleton

• endoskeleton

• enterskeleton

Where are the pharyngeal slits located?

• abdomen

• Thorax

• Head

• Throat

Which of the following represents invertebrate chordates?

• tunicates/lancelets

• lampreys/hagfish

• snakes/lizards

• sharks/skates

Tags

NGSS.MS-LS4-2

All chordates contain vertebrae.

• True
• False

What is the kingdom vertebrates are classified under?

• Chordata

• Animalia

• Vertebrata

• Fogetaboutit

What phylum are vertebrates classified under?

• Chordata

• Animalia

• Stuffleupagus

• Protista