38. Animal Form and Function

The molar teeth of herbivorous mammals are especially effective at which of the following functions?

Which of the following is the best example of an organism maintaining homeostasis?

Which term describes the drive that motivates organisms to maintain homeostasis in certain biological processes in the body?

Which of the following is a direct method for studying homeostasis in an organism?

Which hormone is primarily responsible for lowering blood glucose levels to maintain homeostasis in humans?

During the night, the dormouse forages and eats, but during the day, its body temperature and heart rate drop significantly. This is an example of what physiological process?

Most cells are microscopic because at this small size, __________.

The __________ system and the __________ system work together to coordinate and control physiological processes in most animals.

Which of the following statements is/are true of hormones?

Which of the following is a characteristic of the nervous system but not the endocrine system?

Which of the following best illustrates homeostasis?

Which of the following is a function of your circadian rhythm?

When a jogger starts to run, the rate at which his muscles produce CO₂ rises sharply. But the CO₂ in his blood rises only slightly before he starts to breathe faster and his heart starts beating stronger. Soon his increased rate of CO₂ production is balanced by an increased rate of CO₂ removal. This would be an example of __________ feedback because the jogger's circulatory and respiratory systems are __________.

What kind of feedback most directly maintains homeostasis? Why is this?