ANS lab notes 1

Question 1

what can incisors do ?

Answer 1

cutting (ex. apple and carrot)

Question 2

what do canines do?

Answer 2

holding and /or tearing( ex. meat, connective tissue

Question 3

what do premolars do ?

Answer 3

bicuspids ( course grinding - mastication )

Question 4

what do molars do ?

Answer 4

tricupids (fine grinding - mastication)

Question 5

what is aquatic animals normally

Answer 5

canine based teeth for tearing, limited mastication- large esophagus

Question 6

terrestrial

Answer 6

classic carnivores like cat and bobcat

Question 7

how are terrestrials teeth

Answer 7

small incisors , large canines and have premolars and molars

Question 8

what are candids?

Answer 8

sometimes considered not a true carnivore ( carnivore/omnivore )

Question 9

other carnivores

Answer 9

chameleons and armadillos both insectivores

Question 10

large herbivores teeth

Answer 10

large grinding surface area of premolars / molars
lack of canines except horses
no upper incisors (cow , sheep, goat)
musical is designed for rotational motion which increases mastication

Question 11

horses are..

Answer 11

grazing animals predominantly grasses, high fiber plants

Question 12

horses have what teeth

Answer 12

upper and lower incisors canines are 10-20% in both male and female , premolars and molars are large and flat.

Question 13

what is a cow

Answer 13

a grazing animal predominantly grasses and high fiber

Question 14

what teeth do cows have

Answer 14

no upper incisors or canines
tend to have sharper premolars/molars

Question 15

what are deer/sheep/goats

Answer 15

sheep are grazing animals and
deer and goats are browsing animals which means they are selective they prefer fruits /seed/forbes and plants with lower fiber than grasses

Question 16

what teeth deer/sheep/goats have and not have ?

Answer 16

no upper incisors or canines (few deer have canines)
have sharper molars and premolars ( grinding for plants and seeds)

Question 17

what are do small herbivores eat ?

Answer 17

seed eaters and have sharp incisors to break seed coats

Question 18

general small herbivores have what kind of teeth ?

Answer 18

sharp defined incisors usually single pair no canines high grinding surface area
ex. mouse, squirrel , muskrat, beaver

Question 19

omnivores teeth structure

Answer 19

characteristics of both herbivores and carnivores large insidsores, presence of canine, premolars some are sharp and some are flat, molars grinding surface area

Question 20

what is a pig?

Answer 20

classical omnivores similar to human teeth structure

Question 21

canines are considered what…

Answer 21

not true carnivores more carnivores and omnivores

Question 22

other canines

Answer 22

raccoon, opossum, river otter