Fundamentals of Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134396026
Author: Frederic H. Martini, Judi L. Nath, Edwin F. Bartholomew
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 1, Problem 19RQ
The increasingly forceful labor contractions during childbirth are an example of (a) receptor activation, (b) effector shutdown, (c) negative feedback, (d) positive feedback.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
All of the following are examples of normal negative feedback loops, EXCEPT: OA) pH regulation B) BP regulation C) blood glucose regulation OD) temperature regulation E) regulation of contractions during labor
The nervous system sends chemical signals to other distant cells in the form of
a) Action potentials
b)Sodium ions
c) Potassium ions
d) Neurotransmitters Neurohormones
Positive feedback processes invloves :
a) Work in anticipation of changes in regulated variable
b) Lead to instability of the regulated variable.
c) Tend to force physiological variables back to set point, opposite direction of deviation
d) Ten to force physiological variables away from their set point, further deviating it
Chapter 1 Solutions
Fundamentals of Anatomy & Physiology (11th Edition)
Ch. 1 - Describe a learning outcome.Ch. 1 - Explain how to use your textbook most effectively...Ch. 1 - Define anatomy.Ch. 1 - Define physiology.Ch. 1 - Describe how anatomy and physiology are closely...Ch. 1 - What is the difference between gross anatomy and...Ch. 1 - Identify several specialties of physiology.Ch. 1 - Why is it difficult to separate anatomy from...Ch. 1 - Identify the major levels of organization of the...Ch. 1 - Identify the organ systems of the body and cite...
Ch. 1 - At which level of organization does a histologist...Ch. 1 - Prob. 12CPCh. 1 - Define eponym.Ch. 1 - Name the book that serves as the international...Ch. 1 - What is the purpose of anatomical terms?Ch. 1 - For a body in the anatomical position, describe an...Ch. 1 - Name two essential functions of the body cavities...Ch. 1 - Describe the various body cavities of the trunk.Ch. 1 - Define homeostasis.Ch. 1 - Which general mechanism of homeostatic regulation...Ch. 1 - Why is homeostatic regulation important to an...Ch. 1 - Prob. 22CPCh. 1 - What happens to the body when homeostasis breaks...Ch. 1 - Prob. 24CPCh. 1 - Prob. 25CPCh. 1 - Define equilibrium.Ch. 1 - When the body continuously adapts by using...Ch. 1 - LEVEL 1 Reviewing Facts and Terms 1. Label the...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - 2. cytology (a) study of tissues 3. physiology (b)...Ch. 1 - Prob. 17RQCh. 1 - The study of the structure of tissues is called...Ch. 1 - The increasingly forceful labor contractions...Ch. 1 - Prob. 20RQCh. 1 - A plane through the body that passes perpendicular...Ch. 1 - Prob. 22RQCh. 1 - Prob. 23RQCh. 1 - A learning outcome is best described as (a) a goal...Ch. 1 - (a) Define anatomy. (b) Define physiology.Ch. 1 - The two major body cavities of the trunk are the...Ch. 1 - What distinguishes autoregulation from extrinsic...Ch. 1 - Describe the anatomical position.Ch. 1 - Which sectional plane could divide the body so...Ch. 1 - Prob. 30RQCh. 1 - Prob. 31RQCh. 1 - Prob. 32RQCh. 1 - Besides the liver and most of the large intestine,...Ch. 1 - If the deep knife wound had been superior to the...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Generally, for a positive feedback arc to cause a change of a physiological variable, where must be the receptor? Multiple answers: Choose all of the relevant answers from the choices below. answer choices a)Intracellular fluid b)Intersitial fluid c)Extracellular fluid d)External environment (e.g., mother's nipple) e)Blood plasma 2)Which of the following is NOT true regarding negative feedback loops and homeostasis? answer choices a. Homeostatic control systems cannot maintain complete constancy of the internal environment b. The set point of some variable can be reset c. It is always possible for physiological variables to be maintained in a relatively constant manner using homeostatic control systems d. The stability of an internal environment variable is achieved by balancing inputs and outputs e. In negative feedback systems, a change in the variable being regulated brings about responses that tend to move the variable in a direction that is opposite to the…arrow_forwardThe rate of heartbeat is accelerated by the hormone : A) adrenaline B) acetylcholine C) thyroxine D) pituitrinarrow_forwardOften, two hormones have opposite (antagonistic) effects on the same target organs. For example, oxytocin stimulates labor contractions, and progesterone inhibits premature labor.Name some other examples of antagonistic effects among the hormones?arrow_forward
- Discuss the causes, signs and symptoms and treatments of three major homeostatic imbalances under each of the following systems;. a) respiratory system b) nervous system c)endocrine system d) reproductive systemarrow_forwardPositive feedback loops maintain homeostasis. A) True B) falsearrow_forwardWhen a variation outside normal limits triggers a response that restores the normal condition, the regulatory process involves: (a) negative feedback. (b) positive feedback. (c) compensation. (d) adaptation.arrow_forward
- Define circadian clockarrow_forwardWhich of the following statements relating to positive feedback mechanism is accurate? a)it usually controls rare events in the body b)it exhibits a cascading effect c) it exaggerate the original stimulus d) a and b e) a, b, and carrow_forwardIdentify the components of the feedback loop involved in the process of labor. Would this example constitute negative or positive feedback, and why?arrow_forward
- Troponin and tropomyosin are: a) regulatory proteins. b) contractile proteins. c) connective tissue coverings. d) excitable tissues.arrow_forwardNegative feedback loops maintain homeostasis in the human body. During labour a positive feedback loop is an integral part of the process. A) What is a positive feedback loop? B) Describe the two positive feedback that is used during parturition. Make sure to include both hormones involved in parturition.arrow_forwardWhich of the following terms does The processor of all information in the body belong to? a.)Control center b.)Homeostasis c.)Stimulus-response model d.)Negative feedback e.)Positive feedback f.)Feedback modelarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage Learning
Human Physiology: From Cells to Systems (MindTap ...
Biology
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Cengage Learning
General Embryology Review in 20 minutes; Author: Medical Animations;https://www.youtube.com/watch?v=4YKvVeVMmEE;License: Standard youtube license