mammals

Question 1

the milk-producing gland of women or other female mammals.

Answer 1

Mammary glands

Question 2

a dome-shaped, muscular partition separating the thorax from the abdomen in mammals. It plays a major role in breathing, as its contraction increases the volume of the thorax and so inflates the lungs.

Answer 2

Diaphragm

Question 3

of a reaction or process accompanied by or requiring the absorption of heat.

Answer 3

Endothermic

Question 4

of a reaction or process) accompanied by or requiring the absorption of heat.

Answer 4

Hair

Question 5

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

Answer 5

Incisors

Question 6

The domestic dog is a member of genus Canis that forms part of the wolf-like canids, and is the most widely abundant carnivore.

Answer 6

Canines

Question 7

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

Answer 7

Molars

Question 8

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

Answer 8

Placenta

Question 9

The average length of human gestation is 280 days, or 40 weeks, from the first day of the woman’s last menstrual period. The medical term for the due date is estimated date of confinement (EDC). However, only about four per cent of women actually give birth on their EDC.

Answer 9

Gestation period

Question 10

The superorder Xenarthra is a group of placental mammals, extant today only in the Americas and represented by anteaters, tree sloths, and armadillos.

Answer 10

Anteaters / Armadillos / Sloths

Question 11

an insectivorous animal or plant.

Answer 11

Insectivores

Question 12

Rodents are mammals of the order Rodentia, which are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws.

Answer 12

Rodents

Question 13

rabbits hares pikas

Answer 13

they are lagomorpha rabbit

Question 14

Flying Mammals

Answer 14

The bat is a flying mammal. Situated, extending, or functioning in the air: a flying deck. a. Swiftly moving; fleet: played the difficult passage with flying fingers.

Question 15

Carnivores

Answer 15

an animal that feeds on flesh

Question 16

Trunk-Nosed Mammals

Answer 16

Transcript of Trunk-Nosed Mammals, Hoofed Mammals, and Cetaceans. Trunk-Nosed Mammals, Hoofed Mammals, and Cetaceans. … There is only 1 mammal in the world that has a trunk, and that animal is….the elephant! The Trunk. Elephants’ trunks are a combination of both a nose and an upper lip.

Question 17

Hoofed Mammals

Answer 17

placental mammals having hooves with an odd number of toes on each foot. artiodactyl, artiodactyl mammal, even-toed ungulate. placental mammal having hooves with an even number of functional toes on each foot. dinoceras, uintathere. a variety of dinocerate.

Question 18

Cetaceans

Answer 18

a marine mammal of the order Cetacea ; a whale, dolphin, or porpoise.

Question 19

Manatees and Dugongs

Answer 19

Its tail is paddle-shaped, and is the clearest visible difference between manatees and dugongs; a dugong tail is fluked, similar in shape to a that of a whale. Females have two teats, one under each flipper, a characteristic that was used to make early links between the manatee and elephants

Question 20

Primates

Answer 20

the chief bishop or archbishop of a province

Question 21

Monotremes

Answer 21

a primitive mammal that lays large yolky eggs and has a common opening for the urogenital and digestive systems. Monotremes are now restricted to Australia and New Guinea, and comprise the platypus and the echidnas.

Question 22

Marsupials

Answer 22

a mammal of an order whose members are born incompletely developed and are typically carried and suckled in a pouch on the mother’s belly. Marsupials are found mainly in Australia and New Guinea, although three families, including the opossums, live in America.