Frog Anatomy

Question 1

dorsal

Answer 1

upper side or back

Question 2

ventral

Answer 2

underside

Question 3

anterior

Answer 3

near the front

Question 4

posterior

Answer 4

further back in position

Question 5

forelimb

Answer 5

front leg

Question 6

nictitating membrane

Answer 6

a transparent part of a frog’s lower eyelid that moves

over the eye to clean it and protect it

Question 7

hindlimb

Answer 7

back leg

Question 8

maxillary teeth

Answer 8

sharp teeth in the maxilla of a frogs mouth that function in holding captured prey

Question 9

vomerine teeth

Answer 9

small projections in the top of a frog’s mouth that function in holding and captured prey

Question 10

glottis

Answer 10

the opening from the mouth into the respiratory system

Question 11

eustachian tube opening

Answer 11

openings in the mouth that lead to tubes that connect to the middle ear to equalize air pressure

Question 12

fat bodies

Answer 12

masses of fat in the body cavities of frogs needed for hibernating and mating

Question 13

heart

Answer 13

• triangular structure above the liver

- supplies blood to the body

Question 14

internal nares

Answer 14

breathing (on the roof of a frog’s mouth)

Question 15

stomach

Answer 15

stores food and mixes it with enzymes to begin

digestion

Question 16

liver

Answer 16

secretes bile and processes digested food molecules

carries in the blood from the ileum

Question 17

gullet

Answer 17

posterior part of the mouth cavity in a frog where food enters the esophagus

Question 18

tongue

Answer 18

used for capturing prey

Question 19

small intestine

Answer 19

• the principal organ of digestion and absorption of digested food
• responsible for absorbing digested nutrients

Question 20

large intestine

Answer 20

• posterior organ of the digestive system which stores undigested food
• responsible for getting rid of wastes, sperm, or urine from the frog’s body

Question 21

gall bladder

Answer 21

• a small green sac like structure under the liver

- stores the bile made by the liver and is then used in the small intestine

Question 22

spleen

Answer 22

organ in the frog’s circulatory system that makes, stores, and destroys blood cells

Question 23

kidney

Answer 23

filters wastes from the frog’s blood

Question 24

oviduct

Answer 24

tubes of a female frog’s reproductive system that carry eggs from the ovaries to the cloaca

Question 25

testes

Answer 25

male sex organs that produce sex cells (sperm)

Question 26

eggs

Answer 26

female sex cells or gametes

Question 27

hindlimb

Answer 27

back limbs/legs

Question 28

thumb

Answer 28

thumb pad

Question 29

outer eyelid

Answer 29

protect from water