Lab: External Features of Frog

Question 1

frogs are what type of animal?

Answer 1

amphibians

Question 2

the in order development of frog

Answer 2

eggs - tadpoles - mature frog

Question 3

what type of temperature blooded are frogs?

Answer 3

cold-blooded animals

Question 4

this plane refers to the stomach or lower surface of an organism

Answer 4

ventral

Question 5

this plane refers to the head end of the organism

Answer 5

anterior

Question 6

two axial regions of the frog

Answer 6

head and trunk

Question 7

two appendicular regions of the frog

Answer 7

forelimbs and hindlimbs

Question 8

this plane refers to the back or upper surface of an organism

Answer 8

dorsal

Question 9

Two regions of the body of frog

Answer 9

axial and appendicular

Question 10

located posterior to the nostril

Answer 10

eyes

Question 11

Is the flexible membrane of the skin possessed by most male frogs

Answer 11

vocal sacs

Question 12

this plane refers to the tail end of the frog

Answer 12

posterior

Question 13

the most posterior opening found at the median and posterior end of the trunk.

Answer 13

Cloaca

Question 14

the anterior blunt tip of the head.

Answer 14

snout

Question 15

paired opening located at the snout connected top the internal nares

Answer 15

external nares

Question 16

engaged in transmitting the sound waves to the inner ear so that it gets protected from water and other objects

Answer 16

ears

Question 17

used to raise or support the body when frog is at rest

Answer 17

forelimbs

Question 18

how can you determine the gender of a frog?

Answer 18

thumb pads

Question 19

what is the gender if the thumb pad is large?

Answer 19

male

Question 20

well adapted for jumping and swimming

Answer 20

hindlimbs

Question 21

what is the purpose of vocal sac?>

Answer 21

amplification of mating

Question 22

somewhat flattened more or less

Answer 22

head

Question 23

three divisions of the forelimb

Answer 23

upper manus, middle forearm, distal manus

Question 24

three divisions of the hindlimb

Answer 24

proximal thigh, middle shank, distal foot

Question 25

three divisions of distal manus

Answer 25

proximal carpus, middle palm, distal digits

Question 26

what is the proximal carpus

Answer 26

wrist

Question 27

distal digits

Answer 27

fingers

Question 28

how many fingers each hand?

Answer 28

4 fingers, 5th finger is rudiment to thumb of a male

Question 29

foot 1 is further subdivided to 3 regions

Answer 29

proximal tarsus, middle sole, distal digits

Question 30

how many toes each foot?

Answer 30

5 toes and the 6th is rudiment

Question 31

What do you call the 6th rudiment toe

Answer 31

pre-hallux

Question 32

what is the membranous extension of the skin that connects the toes

Answer 32

web

Question 33

what is a proximal tarsus

Answer 33

ankle

Question 34

what is distal digits

Answer 34

toes

Question 35

what is the body symmetry of the frog?

Answer 35

bilateral symmetry

Question 36

Is there a distinct neck of the frog?

Answer 36

No

Question 37

3 different pigments that makes the frog green

Answer 37

melanophores, iridophores, xanthophores

Question 38

is an epithelial tissue that extends from the frog’s lower eye lid.

Answer 38

nictating membrane

Question 39

is a thin membrane that separates the frog's outer and inner ear

Answer 39

tympanic membrane

Question 40

the section of hind limb or leg between the knee and foot of the frog

Answer 40

shank

Question 41

The most posterior opening found at the median and posterior end of the trunk

Answer 41

anus or vent

Question 42

Pair of rounded prominence

Answer 42

orbits or eyesockets

Question 43

tubes of female reproductive system that carries eggs from the ovaries to the cloaca

Answer 43

oviduct

Question 44

males sex organs that produce sex cells (sperm)

Answer 44

testes

Question 45

the opening from the mouth to the respiratory system

Answer 45

glottis

Question 46

tube that connects the mouth and stomach of the frog

Answer 46

esophagus

Question 47

located on the top regions of their jaws and cone-like structured set along their mouth’s edges

Answer 47

maxillary teeth

Question 48

are much smaller in size and found in pairs of little clusters in the vomer bone at the roofs of frogs’ mouths.

Answer 48

vomerine teeth

Question 49

They are used to equalize pressure in the inner ear while the frog is swimming.

Answer 49

Eustachian tube

Question 50

this eyelid is used for frogs to blink to keep eyes moist

Answer 50

upper eyelid

Question 51

what eyelid does not move?

Answer 51

lower eyelid

Question 52

what mode do frogs perform when they spot their prey

Answer 52

stealth mode

Question 53

eyelid used for swimming, camouflage, hibernation and sleeping.

Answer 53

nictitating membrane

Question 53

how many eyelids do frogs have?

Answer 53

3

Question 54

shape of pupils that are generally more active during the day and include European Tree Frogs, American Bullfrogs, and Wood Frogs.

Answer 54

horizontal pupil

Question 55

shape of pupils that are generally more active at night like Red-Eye Tree Frogs.

Answer 55

vertical pupil

Question 56

sensitive tones for frogs

Answer 56

blue and green

Question 57

what saliva do frogs have that makes their tongue sticky

Answer 57

reversible saliva

Question 58

glands behind their eyes on their backs that secrete poison

Answer 58

parotid glands

Question 59

three layers of stratified squamous epithelial cells of frogs

Answer 59

stratum corneum, stratum spinosum, and stratum germinativum

Question 60

reproductive position used by frogs which may look like hugging.

Answer 60

amplexus

Question 61

external opening of the cloaca and is the exit point for feces, urine, and sperm or eggs depending on the gender of the frog.

Answer 61

vent

Question 62

common terminal chamber of the genital, urinary, reproductive, and gastrointestinal systems in frogs.

Answer 62

cloaca