Zoology Study Guide Chapter 32 Mammals

  1. List 5 characteristics of all mammals.
  2. To determine whether a vertebrate is a bird or a mammal, it would useful to know if it has ______.
  3. Which organ is used by a cow to feed her newborn calf?
  4. To release heat from their bodies when necessary, some mammals use their ______glands.
  5. Mammals that have baleen feed on ______.
  6. Which body system includes the rumen?
  7. The volume of the chest cavity increases when the ______contracts.
  8. The mammalian circulatory system consists of ______loops powered by a ______chambered heart.
  9. In mammals, the amount of water in the body is controlled mainly by the ______.
  10. Which part of a mammal’s brain contains a well-developed cerebral cortex – the center of thinking.
  11. A mammal that cannot properly adjust its breathing rate under varying conditions probably has a defect in its ______.
  12. The egg-laying mammals are called ______.
  13. List several examples of animals with a marsupium.
  14. ______is the only continent on which you can expect to find a wild mammal with a cloaca.
  15. The function of the placenta is to exchange materials between a(n) ______& its ______.
  16. List several mammals that as an embryo spend the most time developing inside the mother.
  17. ______-an example of a mammal with a proboscidean.
  18. A hoofed mammal is either a(n) ______or a(n)______.
  19. Having a thumb that can move against the other fingers makes it possible for a primate to ______.
  20. A primate that is blind in one eye would have difficulty estimating ______to an unfamiliar object.
  21. List examples of prosimians.
  22. List primates that use their prehensile tails to swing from branch to branch.
  23. The group that includes gibbons & humans but does not include tarsiers is the ______.
  24. Bipedal locomotion consists of walking on ______.
  25. A mammal with reduced canines & flattened premolars is most likely a ______.
  26. Cows can digest cellulose because they have symbiotic bacteria in their ______.
  27. Slow-moving, herbivorous mammals that live in rivers & warm coastal waters are in the order ______.
  28. Two features that are found in all mammals but NOT in other chordates are hair & ______.
  29. Mammals have ______& body fat to help conserve body heat.
  30. A flexible ______allows mammals to move both vertically & from side to side.
  31. The only monotremes that exist today are the ______& the spiny ant-eaters.
  32. Because an oryx had four toes on each foot, this hoofed mammal is classified in the order called ______.
  33. If geographically isolated species have similar characteristics that were not present in their ancestors, those mammals are said to have undergone ______.
  34. The anthropoids that are native to Central & South America are called ______monkeys.
  35. Describe the adaptation that humpback whales use to feed. (Need lots of detail!!)
  36. From a diagram that shows two different skulls with teeth, be able to tell whether an organism is a herbivore or an omnivore, be able to identify the teeth, and describe the functions of the teeth.