Teeth Flashcards
Tooth Structure
Types of Teeth
All the teeth of fish and reptiles are similar but mammals usually have four different types of teeth.
True or false?
true
In rodents and rabbits the incisors never stop growing (open-rooted teeth)
true or false?
true
The _______ are the chisel-shaped ‘biting off’ teeth at the front of the mouth
incisors
The ______ or ‘wolf-teeth’ are long, cone-shaped teeth situated just behind the _____.
canines
incisors
what type of tooth?
they are used to hold, stab and kill the prey.
canine
The ______ and ______ crush and grind the food.
premolars
molars
In carnivores the premolars and molars slice against each other like scissors and are called ________ teeth. They are used for shearing flesh and bone.
carnassial
(car-nas-e-all)
The teeth of __________ are designed for tearing and shearing flesh off bones.
carnivores (meat eaters)
The teeth of __________ are designed for grinding and the molars slide over each other in a circular motion.
herbivores
what type of tooth?
Carnivores and Herbivores have them
Incisors
what type of tooth?
they are small pointed teeth
incisors
what type of tooth?
it has a single root
incisors
what type of tooth?
they are situated in the front of the mouth
incisors
what type of tooth?
these are for cutting and delicate grooming
incisors
what type of tooth?
Carnivores have them
canines
what type of tooth?
one each on the corner of the upper and lower jaws
canines
what type of tooth?
Pointed and curved
canines
what type of tooth?
single root (carnivore)
canines
what type of tooth?
holds prey firmly in mouth
canines
what type of tooth?
Carnivores – flat surface with points
pre-molars
what type of tooth?
Herbivores – wide, flat surface
pre-molars
what type of tooth?
2 or 3 roots for stability
pre-molars
what type of tooth?
they shear flesh off the bone
pre-molars
what type of tooth?
Carnivores – helps grind flesh
pre-molars
what type of tooth?
Herbivores – to grind up vegetable matter
pre-molars
what type of tooth?
Larger than pre-molars but similar shape
molars
what type of tooth?
has 3 roots
molars
what type of tooth?
Carnivores – helps grind flesh
molars
what type of tooth?
Herbivores – to grind up vegetable matter
molars
what type of tooth?
found only in Carnivores
carnassials
(car-nas-e-all)
what type of tooth?
First lower molar on each side
carnassials
(car-nas-e-all)
what type of tooth?
Last upper premolar on each side
carnassials
(car-nas-e-all)
there are no molars in deciduous dentition.
true or false?
true
Dogs and cats have two sets of teeth in their lifetime
- Deciduous or Milk Teeth
- Adult Teeth
1.
Deciduous or Milk teeth are temporary, smaller & whiter and show no signs of wear
Adult teeth are permanent. larger than mil teeth and shows signs of wear with age.
herbivores teeth constantly grow and are worn down by eating
true or false?
Cats and dogs have __ sets of teet in their life time,
what are they called?
2
Deciduous or Milk Teeth
Adult Teeth
The last upper ____ and first lower ____ are large triple rooted teeth known as carnassials
premolar
molar
The deciduous or milk teeth erupt around ____ weeks of age
four (4)
Permanent teeth erupt around ____ months of age
four (4) months
Each tooth sits in a socket (alveolar cavity) and is attached by the fibrous _________ ligament
periodontal
Dogs and cats have ______ different type of teeth designed to perform a different function.
four (4)
Rhe number of teeth in an animal’s mouth is recorded in a standard way – known as the ______ _______
dental formula
