20 If the environment gets cold, we will often shiver in order to: a. keeps body temperature the same as the external temperature b. decrease body temperature c. regulates blood pressure d. increase body temperature 21. When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed. a. Positive Feedback Response b. Negative Feedback Loop C. Both the choice is correct d. Neither a and b are correct
20 If the environment gets cold, we will often shiver in order to: a. keeps body temperature the same as the external temperature b. decrease body temperature c. regulates blood pressure d. increase body temperature 21. When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed. a. Positive Feedback Response b. Negative Feedback Loop C. Both the choice is correct d. Neither a and b are correct
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:20. If the environment gets cold, we will often shiver in order to:
a. keeps body temperature the same as the external temperature
b. decrease body temperature
c. regulates blood pressure
d. increase body temperature
21. When you get cut, your skin cells release hormones that signal platelets to come and stop the
bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding.
The hormone signals continue until the cut is closed.
a. Positive Feedback Response
b. Negative Feedback Loop
C. Both the choice is correct
d. Neither a and b are correct
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