Survey of Animals II & III : Protostomes & Deuterostomes

Earthworms have two types of muscles called ____ and ____ muscles that allow them to burrow.

Circular, Longitudinal

Earthworm’s intestine has an in-fold called ____ to increase its surface area.

Typhlosole

____ studied in this lab is an example of acoelomates.

Planaria

Squids and octopuses have ____ that enable them to change the color of their bodies.

Chromatophores

The molluscan shell is secreted by a layer of tissue called ____.

Mantle

All mollusks have a common body plan including mantle, foot, and (two words) ____.

Visceral Mass

All arthropods share a chitinous outer covering called ____, ____ appendages, and segmented bodies.

Exoskeleton, Jointed

The chitinous structure that covers the head and thorax (cephalothorax) of crayfish is called ____.

Carapace

A grasshopper has three body regions: head, ____, and abdomen.

Thorax

Triploblastic animals have the following three germ layers: ____, ____, and ____.

Ectoderm, Mesoderm, and Endoderm

Planaria are ____.

Triploblastic

Planaria’s auricles are loaded with ____.

Chemoreceptors

Planaria exhibits ____.

Bilateral Symmetry

Planaria uses the tubular structure called ____ to suck in its food.

Pharynx

Which one of the following is not true about earthworms?

Earthworms are acoelomates.

Earthworms have ____ in their intestine to increase surface area.

Typhlosole

Earthworm has many segments, including the following except for ____.

Flagellum

Earthworms have all of the following except for ____.

Gills

Which of the following animals are filter-feeders?

Bivalves

Which of the following animals is an acoelomate?

B and C (Flatworm & Fluke)

All of the following animals are mollusks except for:

Arthropods

Which of the following animals have a closed circulatory system?

Squids

Snails are ____.

Protostomes

All of the following are important for cephalopods’ predatory lifestyle except for ____.

External Shell

Chitons use ____ to scrape algae from rocks to feed themselves.

Radula

Mollusks have a three-part body plan consisting of visceral mass, foot, and ____.

Mantle

which of the following is a mollusk with a segmented shell?

Chiton

The main function of tentacles in cephalopods include ____.

Capturing Preys

Which of the following enables cephalopods to change color?

Chromatophores

Which of the following are directly involved in the reproductive process in crayfish?

Swimmerets

All of the following apply to terrestrial arthropods except for ____.

Gills

Carapace in crustaceans cover the following body regions, ____.

Head and Thorax

Spiders are ____.

Chelicerates

Crustaceans have three segments including head, thorax, and ____.

Abdomen

Which of the following are arthropods?

Hexapods

Millipede is a(n) ____.

A, B, and C (Myriapod, Arthropod, & Invertebrate)

Which of the following animals have three body regions?

A and B (Grasshoppers & Crayfish)

A bony fish has ____ (two words) that run along the sides of the body that function to detect vibrations.

Lateral Lines

A shark has ____ vertebrae as their primary support.

Cartilaginous

A perch has ____ (two words) that helps to regulate its buoyancy.

Swim Bladder

A lamprey uses ____ as their primary support.

Notochord

____ animals have no plane through which their bodies could be divided into two mirror images.

Asymmetrical

Which of the following animals are deuterostomes?

A, B, & C (Sea star, Lancelets, Lampreys)

The water vascular system in echinoderms includes the following structures except for ____.

Vacuoles

Which of the following is NOT a characteristic of sea stars?

Notochord

Which of the following organisms is a chordate but not a vertebrate?

Lancelet

Chordates share the following general features except for ____.

Ventral nerve cord

Operculum

The gills of bony fish are protected by movable gill cover called a(n) ____.

Operculum

Which of the following animals are the first to become fully terrestrial?

Reptiles

Sexual reproduction in amphibians involves ____.

External Fertilization

What do adult amphibians use to breathe?

B and C (Skin & Gills)

Which of the following animals lay amniote eggs?

Birds (reptiles)

Which of the following features are present in both bony fishes and cartilaginous fishes?

Pelvic fins

All of the following are examples of vertebrates except for ____.

Cephalochordates

At the base of the human skull, there is an opening called ____ through which the spinal cord passes.

Foramen Magnum

Which of the following is true for human and chimpanzee skulls?

Chimpanzee skulls have a less distinct mastoid process.