Body by Design Chapter 13

Question 1

Do the glands that secrete hormones need to be near the organs they control?

Answer 1

no

Question 2

Is the thyroid responsible for our fairly stable body temperature?

Answer 2

no

Question 3

___ are chemical messengers that enter the bloodstream and exert general control over many vital bodily activities.

Answer 3

Hormones

Question 4

What is homeostasis? How does it relate to the idea of “wisdom in the inward parts”? Be sure to also provide an example of homeostasis.

Answer 4

Homeostasis is a condition of uniformity that results from the adjustment of living things to changes in their environment and that it keeps the body in balance. Tthe idea of “wisdom in the inward parts” in relation to homeostasis reflects how the body seems to have an intuitive integration of its diverse faculties.

Examples of homeostasis: the hypothalamus and its regulation of temperature, water and electrolyte balance in the kidneys, aldosterone and its regulation of sodium/potassium ion balance, pH balance, or acid-base balance.