Biology 112 - Quiz 1

Front 1

Aquatic

Back 1

animals that live in water

Front 2

Marine

Back 2

aquatic animals that live in the ocean

Front 3

Terrestrial

Back 3

animals that live on land

Front 4

Amphibious

Back 4

animals that live on land and in water

Front 5

Filter Feeders

Back 5

aquatic animals that filter food particles

Front 6

Carnivores

Back 6

meat eater

Front 7

Herbivores

Back 7

plant eaters

Front 8

Omnivores

Back 8

meat and plant eaters

Front 9

Motile

Back 9

invertebrates that move around

Front 10

Sessile

Back 10

invertebrates that attach themselves to a spot and do not move

Front 11

Sedentary

Back 11

animals that do not stay in one spot but do not move a lot

Front 12

Aboral

Back 12

in a direction away from the mouth

Front 13

Oral

Back 13

relating to the mouth

Front 14

Anterior

Back 14

in the direction the organism faces or the end that moves forward

Front 15

Posterior

Back 15

in the direction opposite from which the animal faces; pertaining to the hind end

Front 16

Caudal

Back 16

toward the tail

Front 17

Cephalic or Cranial

Back 17

toward the head

Front 18

Dorsal

Back 18

the upper surface of the animal or organ; the back

Front 19

Ventral

Back 19

the underside of the animal or organ; toward the lower surface

Front 20

Inferior

Back 20

toward the lower parts of the organ or body

Front 21

Superior

Back 21

toward the upper parts of the organ or body

Front 22

Lateral

Back 22

away from the midline of the body

Front 23

Medial

Back 23

toward the midline of the body

Front 24

Proximal

Back 24

toward the end of an appendage closest to the point of attachment to the body

Front 25

Distal

Back 25

toward the end of an appendage farthest from the point of attachment to the body

Front 26

Superficial

Back 26

near the surface of an organ or the body

Front 27

Frontal plane

Back 27

a plane or section that divides the body or organ into dorsal and ventral halves

Front 28

Sagittal plane

Back 28

a plan or section that divides the animal or organ into left and right halves

Front 29

Transverse plane

Back 29

a cross section

Front 30

Coelom

Back 30

body cavity

Front 31

Spicules

Back 31

provide support for sponges and are made up of either calcium carbonate, silica, or organic fibers

Front 32

Basal end

Back 32

site of attachment on sponge

Front 33

Osculum

Back 33

opening at the upper end, surrounded by long spicules

Front 34

Ostia

Back 34

found all over the outside of the body, pores that allow water to enter

Front 35

Spongeocoel

Back 35

opening in the center of the cross section of a sponge

Front 36

Choanocytes

Back 36

line the radial canals, have flagella, produce water currents

Front 37

Diploblastic

Back 37

animals with only two tissues found in embryonic development

Front 38

Triploblastic

Back 38

animals with three tissues found in embryonic development

Front 39

Cnidocytes

Back 39

stinging cells

Front 40

Nematocysts

Back 40

found in the cnidocytes, coiled like threads that capture prey or defend against predators

Front 41

Polyp

Back 41

cylindrical forms that adhere to a substrate and feed by extending their tentacles which surround the mouth

Front 42

Medusa

Back 42

umbrella-shaped structures that can swim and have the mouth and tentacles on the under surface

Front 43

Mesoglea

Back 43

jellylike substance in-between epidermis and gastrodermis

Front 44

Gonangia

Back 44

reproductive polyps containing medusa buds

Front 45

Gonads

Back 45

located within the gastrovascular cavity (jellyfish/Aurelia)

Front 46

Oral arms

Back 46

pull food to mouth (jellyfish/Aurelia)

Front 47

Sense organs

Back 47

small gaps between tentacles and are sensitive to light, chemicals and body position

Front 48

Aconita

Back 48

thread like structures containing stinging cells (sea anemone)

Front 49

Septa

Back 49

function is to increase surface area for digestion

Front 50

Mesenchyme

Back 50

dense mass of cells

Front 51

Flame bulb

Back 51

structures in mesenchyme that remove excess water from tissues

Front 52

Acoelomates

Back 52

lack an enclosed body cavity

Front 53

Pseudocoelomates

Back 53

contain a body cavity

Front 54

Gravid

Back 54

egg carrying proglottids

Front 55

Proglottids

Back 55

segments that contain reproductive structures and produce massive amounts of eggs; rapidly increase; near anterior end of worm

Front 56

Parasites

Back 56

have symbiotic relationships with a host; this animal benefits, but the host is harmed