Human Physiology
15th Edition
ISBN: 9781259864629
Author: Fox, Stuart Ira
Publisher: Mcgraw-hill Education,
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Textbook Question
Chapter 1, Problem 7RA
Which of these statements about homeostasis is true?
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Which of the following are examples of maintaining homeostasis (more than one answer may be correct)? a. You develop diarrhea in response to contracting norovirus b. Sweating due to eating spicy food c. Kidneys removing excess fluid through urine d. Insulin is released in response to high blood sugar, causing cells to use more sugar
which of the following situations illustrates that a homeostatic mechanism is not operating properly?
a. acute high blood pressure
b. normalized blood glucose levels
c. dailt fluid intake equals dailty fluid output
d. all of these illustrate homestatic mechanisms operating properly
Which type of feedback loop is more common in nature, and which more commonly results from human action? How might the emergence of a positive feedback loop affect a system in homeostasis?
Chapter 1 Solutions
Human Physiology
Ch. 1 - How has the study of physiology aided, and been...Ch. 1 - Describe the steps involved in the scientific...Ch. 1 - Describe the different types of trials a new drug...Ch. 1 - Define homeostasis and describe how this concept...Ch. 1 - Define negative feedback and explain how it....Ch. 1 - Prob. 4CPCh. 1 - Explain how the secretion of a hormone is...Ch. 1 - List the four primary tissues and describe the...Ch. 1 - Compare and contrast the three types of muscle...Ch. 1 - Describe the different types of epithelial...
Ch. 1 - Prob. 7aCPCh. 1 - Describe the different types of connective tissues...Ch. 1 - State the location of each type of primary tissue...Ch. 1 - Describe the functions of nervous, muscle, and...Ch. 1 - Describe the functions of the epidermis and...Ch. 1 - Prob. 9CPCh. 1 - Glands are derived from...Ch. 1 - Cells joined tightly together are characteristic...Ch. 1 - Cells are separated by large extracellular spaces...Ch. 1 - Blood vessels and nerves are usually located...Ch. 1 - Most organs are composed of...Ch. 1 - Sweat is secreted by exocrine glands. This means...Ch. 1 - Which of these statements about homeostasis is...Ch. 1 - In a negative feedback loop, the effector produces...Ch. 1 - A hormone called parathyroid hormone acts to help...Ch. 1 - Which of these consists of dense parallel...Ch. 1 - Prob. 11RACh. 1 - Prob. 12RACh. 1 - Describe the structure of the various epithelial...Ch. 1 - Compare bone, blood, and the dermis of the skin in...Ch. 1 - Describe the role of antagonistic negative...Ch. 1 - Using insulin as an example, explain how the...Ch. 1 - Describe the steps in the development of...Ch. 1 - Why is Claude Bernard considered the father of...Ch. 1 - Prob. 19RACh. 1 - Prob. 20RACh. 1 - Why are interactions between the body-fluid...Ch. 1 - Prob. 22RACh. 1 - Give examples of adult stem cells and explain...Ch. 1 - Prob. 24RACh. 1 - Prob. 25RACh. 1 - Prob. 26RA
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- With negative feedback, detection of a change brings about a response that_____ the change. a. reverses c. has no effect on b. accelerates d. mimicsarrow_forwardWhen a fire is burning, a small fire leads to more fire. This is an example of: ________. Group of answer choices a. Negative feedback b. Positive feedback c. Homeostasis d. Electronegativityarrow_forwardUsing an appropriate biological example, explain how negativefeedback mechanisms contribute to homeostasisarrow_forward
- Can you please do the conclusion Hypothesis if there’s an external temperature change then the body will respond to maintain homeostasis.arrow_forwardWhich of the following is not true for f negative feedback loops? A. In a negative loop, the response to the signal or stimulus decreases the original signal or stimulus. B. Negative feedback loops maintain homeostasis. C. Negative feedback loops are temporary. D. There are many more instances of negative feedback loops in the human body than positive feedback loops.arrow_forwardWhich of the following is true of positive feedback? a. The change is opposite that of negative feedback b. The effector turns off the response c. The change is amplified What is the difference between the answers a & b?arrow_forward
- An example of Negative Feedback Loop could be: A. Hormones released when giving birth B. Production of milk during nursing C.Maintaining Oxygen level D. Water constantly runningarrow_forwardExplain the concept of a homeostatic loop; what is the difference between positive and negative feedback?arrow_forwardA) Divergent Process B) Positive Feedback Process C) Negative Feedback Process D) Neutral Processarrow_forward
- The maintenance of a relatively stable internal environment is: a. metabolism b. evolution c. constancy d. homeostasisarrow_forwardWhich of the following is an example of a negative feedback loop? a) shivering in response to a cold b)platelets responding to a cut c) childbirth d) lactationarrow_forwardWhich of the following is NOT a fundamental characteristic of life? a.) Ability to communicate with other members of the same life form b.) Ability to utilize energy derived from the external environment c.) Ability to adapt to changing environments d.) Ability to regulate the internal environment of the life formarrow_forward
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