1. Mammal review

2. Order of mammals which includes humans.
Primates
In carnivores these teeth are larger
Incisors canines premolars molars
canines

3. Process used by bats in which high frequency sound waves are bounced off objects to help in navigation.
echolocation
Flat sheet-like muscle located beneath the ribcage which helps move air into and out of the lungs.
diaphragm

4. This portion of the brain which controls
This structure which receives digestive & urinary waste as well as sperm/eggs is MISSING in all mammals (except monotremes)
cloaca
This portion of the brain which controls
higher level thinking and learning is larger
in mammals
cerebrum

5. Most mammals belong to this group
Name 3 characteristics of mammals
Endothermic
Hair
4 chambered heart
Feed milk to young
Single lower jawbone
Specialized teeth
Most mammals belong to this group
Monotremes Marsupials Placental mammals
Placental

6. Reproductive structure that stores sperm in males.
Seminal vesicles
Aquatic, carnivorous,
flipper limbed mammals including seals, walruses,
and sea lions are called
pinnipeds

7. These structures give mammals their name and
Mammals provide nourishment to their developing embryos growing inside the mother through this structure
placenta
These structures give mammals their name and
provide milk to nurse their young.
Mammary glands

8. How are the exit openings in the lower body of a rat different from that of a frog, turtle, or bird?
Amphibians, reptiles, and birds have only ONE opening (vent). Digestive, excretory, & reproductive all empty into cloaca and exit
through the same opening.
Mammals have separate openings.
Females have 3 (digestive, excretory, & reproductive)
Males have (excretory and reproductive share one opening)

9. Thin plates made of keratin which hang from the roof of the mouth in certain whales and strain food from the water.
baleen
First chamber in the stomach of a cud-chewing mammal like a cow which contains bacteria to digest plants.
rumen

10. Mammals with hooves such as deer, elk, zebras, and horses.
Ungulates
Bean shaped excretory organs which remove urea from the blood
kidneys

11. Match the tube with its function trachea
Carries air from glottis to lungs _____________
Carries sperm from epididymis to seminal vesicles __________________
Carries eggs from ovary to uterus _____________________________
Carries urine from bladder
to outside of body________________
Carries urine from kidney
to bladder _____________
Carries sperm from seminal vesicles to outside of the body __________________
trachea
Vas deferens
Oviducts/fallopian tubes
urethra
ureters
urethra

12. Warm-blooded = ____________________
Large sac that branches from the intestine in non-cud chewers such as rabbits, horses, rodents, and elephants which contains microorganisms to digest plants.
cecum
Warm-blooded = ____________________
endothermic

13. the group of mammals called ______________
This animal belongs to
the group of mammals called ______________
marsupials
Excretory organ that is missing in birds, but seen in mammals.
bladder

14. Male reproductive structure where Sperm mature and grow tails.
epididymis
Female reproductive structure where
the embryo grows and is nourished by
a placenta
uterus

15. The only North American marsupial is the ___________________
oppossum
Number of chambers in a mammalian heart.
four

16. Located near the liver this structure stores bile
Gall bladder
The organism (rat) pictured belongs to this group of mammals
Monotreme marsupial placental
It is placental

17. Name a characteristic of primates
Whales, dolphins, and porpoises belong to this order of mammals.
cetaceans
Name a characteristic of primates
Larger brain, grasping hands, forward facing eyes

18. Cud-chewers have a _______________
Reproductive organ that makes sperm.
testes
rumen
Cud-chewers have a _______________
Cecum rumen cloaca

19. Bats use this sense when they navigate with echolocation.
hearing
One way you can tell a mammal fossil from
a reptile fossil is to look at the ____________
Jawbone (mammals have a single bone in lower jaw)
Teeth (mammals have specialized teeth based on diet)

20. Mammals are ____________________
Endothermic Ectothermic
Endothermic
Structure near the liver which produces digestive enzymes used in
the small intestine to break down food
pancreas

21. Air sacs in the lungs called _________________
increase surface area and absorb more oxygen.
alveoli
Mammals can be divided into 3 groups based on their reproductive strategies. Name the 3 kinds of mammals.
Egg layers (monotremes)
Carry babies in pouch (marsupials)
Nourish baby with placenta (placental)

22. placental
Humans are ____________________ mammals.
Monotreme Marsupial Placental
Name one of the digestive parts seen in plant eating mammals that contains microorganisms for digesting food.
Cecum OR Rumen

23. Digestive organ that absorbs nutrients from food
Small intestine
The only flying mammals are __________
bats

24. Organ in males that transfers sperm to the female reproductive tract
Animals with a cloaca have a vent; organisms without a cloaca have an __________
anus
Organ in males that transfers sperm to
the female reproductive tract
penis

25. Integumentary adaptation in mammals to keep warm
Hair or fur
What’s special about a rat’s teeth that’s
different from ours?
Grow continuously

26. Name the 3 parts of the small intestine in order starting near the stomach.
Duodenum, jejunum, ileum
appendix
In humans the _________________ is
what is left of our cecum (vestigial).

27. The ___________________ absorbs water And concentrates waste.
Monotremes
________________ are the only mammals with a cloaca
Large intestine
The ___________________ absorbs water
And concentrates waste.

28. Like birds and reptiles, mammals have ______________ fertilization.
The _______________ divides the lower portion in a rats’s heart into two ventricles.
septum
Like birds and reptiles, mammals have
______________ fertilization.
Internal external
internal

29. Reproductive organ that makes eggs
You would expect a mammal that is a plant eater to have lots of teeth like these.
incisors canines premolars molars
Molars – flat for grinding
Reproductive organ that makes eggs
ovary

30. Type of coelom found in mammals
True coelom (coelomates)
deuterostomes
Mammals are ________________
protostomes deuterostomes

31. Mammals have a _____________ to store urine.
Non-cud chewers like horses,
rabbits, rodents, elephants have a __________________
Cecum rumen cloaca
cecum
Mammals have a _____________
to store urine.
bladder

32. panceas cerebellum cerebrum epididymis
Match the MAMMAL body part with its function
Makes digestive enzymes for the small intestine _____________
Controls muscle coordination _____________
Controls higher thinking
and learning _________________
Coiled tubules where sperm
mature and grow tails _______________
panceas
cerebellum
cerebrum
epididymis

33. This part of the brain controls coordination
cerebellum
This part of the brain controls the
Internal organs.
Medulla oblongata

34. bladder uterus Small intestine kidneys Mammary glands
Match the mammal body part with its function
Stores urine ______________
Muscular organ where embryo develops _________________
Completes digestion & absorbs nutrients ________________
Removes urea from blood _____________
Produce milk ______________
bladder
uterus
Small intestine
kidneys
Mammary glands

35. Which of the diagrams shows the kind
of circulatory system found in mammals?
4 chambers
2 loops

36. Tell one way Mammals are like birds
Both:
are deuterostomes
are coelomates
in same Kingdom (Animalia), phylum (chordates)
subphylum (vertebrates)
are endothermic
have 4 chamber heart
have 2 loop circulatory system internal fertilization separate sexes ….. There are lots more

37. RATS belong to the
Kingdom __________________
Phylum _________________
Subphylum ________________
Class _____________
Order ______________
Animalia
chordata
Vertebrata
Mammalia
Rodentia

38. Egg-laying mammals
like the platypus are in the group of mammals called _______________
monotremes
T or F
This animal has a cloaca.
True Egg laying mammals do.

39. Match the MAMMAL body part with its function
Windpipe ______________
Pouch where microorganisms help digest plant material __________
Stores bile _____________
1st chamber in the stomach
of a cud-chewer ________________
Collects & processes blood removing worn out cells _____________
trachea
cecum
Gall bladder
rumen
spleen

40. Flap of tissue that prevents food from entering the trachea
epiglottis
Like bird feathers and turtle shells, mammalian hair is made of the protein called ______________.
keratin

41. THE END

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