Mammal vocab

Question 1

mammary glands

Answer 1

They make milk.

Question 2

diaphragm

Answer 2

its a muscle

Question 3

Endothermic

Answer 3

a action accompanied by the release of heat.

Question 4

Hair

Answer 4

any of the fine threadlike strands growing from the skin of humans, mammals, and some other animals.

Question 5

incisors

Answer 5

a narrow-edged tooth at the front of the mouth, adapted for cutting. In humans there are four incisors in each jaw.

Question 6

canines

Answer 6

a pointed tooth between the incisors and premolars of a mammal, often greatly enlarged in carnivores.

Question 7

molars

Answer 7

a grinding tooth at the back of a mammal’s mouth.

Question 8

sexual reproduction

Answer 8

the production of new living organisms by combining genetic information from two individuals of different types (sexes). In most higher organisms, one sex (male) produces a small motilete that travels to fuse with a larger stationary gamete produced by the other (female).

Question 9

placenta

Answer 9

a flattened circular organ in the uterus of pregnant eutherian mammals, nourishing and maintaining the fetus through the umbilical cord.

Question 10

gestation period

Answer 10

For mammals the gestation period is the time in which a fetus develops, beginning with fertilization and ending at birth. The duration of this period varies between species.

Question 11

insectivores

Answer 11

an insectivorous animal or plant.

Question 12

rodents

Answer 12

a gnawing mammal of an order that includes rats, mice, squirrels, hamsters, porcupines, and their relatives, distinguished by strong constantly growing incisors and no canine teeth. They constitute the largest order of mammals.