Anatomy & Physiology (6th Edition)
6th Edition
ISBN: 9780134156415
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 25.2, Problem 7CYU
ADH, by itself, cannot reduce an increase in osmolality in body fluids. Why not? What other mechanism is required?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
What effect might a change in extracellular osmolarity have on the movement of water across cell membranes (you can assume that plasma and interstitial fluid osmolarities are the same)?
Why patients with diabetes can experience significant changes in blood osmolality?
Renal tubule cells in the kidney medulla are constantly exposed to high extracellular osmolarity. How do they maintain normal cell volume?
Chapter 25 Solutions
Anatomy & Physiology (6th Edition)
Ch. 25.1 - Which do you have more of, extracellular or...Ch. 25.1 - What is the major cation in the ECF? In ICF? What...Ch. 25.1 - If you eat salty pretzels without drinking, what...Ch. 25.2 - Prob. 6CYUCh. 25.2 - ADH, by itself, cannot reduce an increase in...Ch. 25.2 - For each of the following, state whether it might...Ch. 25.3 - Nathan has Addisons disease (insufficient...Ch. 25.3 - Prob. 9CYUCh. 25.3 - Prob. 10CYUCh. 25.4 - Define acidemia and alkalemia.
Ch. 25.4 - What are the bodys three major chemical buffer...Ch. 25.4 - Joanne, a diabetic patient, is at the emergency...Ch. 25.5 - Reabsorption of HCO3 is always tied to the...Ch. 25.5 - Prob. 14CYUCh. 25.5 - Prob. 15CYUCh. 25.5 - Prob. 16CYUCh. 25.6 - Which two abnormalities in plasma are key features...Ch. 25.6 - How do the kidneys compensate for respiratory...Ch. 25 - Body water content is greatest in (a) infants, (b)...Ch. 25 - Potassium, magnesium, and phosphate ions are the...Ch. 25 - Sodium balance is regulated primarily by control...Ch. 25 - Prob. 4MCCh. 25 - Two main substances regulated by the influence of...Ch. 25 - Two substances regulated by parathyroid hormone.Ch. 25 - Two substances secreted into the proximal...Ch. 25 - Prob. 8MCCh. 25 - Prob. 9MCCh. 25 - Prob. 10MCCh. 25 - Prob. 11MCCh. 25 - The pH of blood varies directly with (a) HCO3, (b)...Ch. 25 - In an individual with metabolic acidosis, a clue...Ch. 25 - Name the body fluid compartments, noting their...Ch. 25 - Prob. 2SAQCh. 25 - Prob. 3SAQCh. 25 - Prob. 4SAQCh. 25 - Prob. 5SAQCh. 25 - Explain how the chemical buffer systems resist...Ch. 25 - Explain the relationship of the following to renal...Ch. 25 - Mr. Heyden, a somewhat stocky 72-year-old man, is...Ch. 25 - Mr. Heyden, a somewhat stocky 72-year-old man, is...Ch. 25 - Mr. Heyden, a somewhat stocky 72-year-old man, is...Ch. 25 - Mr. Heyden, a somewhat stocky 72-year-old man, is...
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
- Renal tubule cells in the kidney medulla are constantly exposed to high extracellular osmolirity. How do they maintain normal cell volume?arrow_forwardIf a person was severely dehydrated and the osmolarity of their blood and tissue fluids was at 500 mOsm/L while their intracellular osmolarity was 300 mOsm/L; explain what would happen via osmosis.arrow_forwardOne of the systems of diabetes of mellitus (sugar diabetes) is extreme thirst. What brings about this thirst? Explain in term of osmosis.arrow_forward
- The immediate effect of ADH on the renal tubules of frogs and mice is the same, yet when ADH is secreted, frogs produce urine that is approximately isosmotic to their blood plasma, whereas mice produce urine far more concentrated than their blood plasma. Explain this difference in terms of the factors affecting osmosis in the kidneys of frogs and mice.arrow_forwardBlood plasma osmolarity is higher than intracellular fluid osmolarity. TRUE or FALSEarrow_forwardHow does ADH affect the amount of water in the body,and how does it accomplish this? How does this affect the osmolarity of the blood?arrow_forward
- Why does inhibition of ADH result in increased serum osmolarity?arrow_forwardName the substance responsible for most of the osmoticpressure of the extracellular fluid.arrow_forwardHigh Potassium can cause the symptoms seen in hyperkalemia. What about low potassium, known as hypokalemia? What affectwould hypokalemia have on the resting membrane potential and action potentials?arrow_forward
- When the kidneys filter plasma, the filtered glucose is reabsorbed from the renal tubules and is not passed in the urine. However, glucose can appear in the urine when the blood sugar is exceptionally high. Given that glucose is reabsorbed by carrier-mediated transport, what functional aspect of carrier-mediated transport does the appearance of glucose in urine demonstrate? Explain.arrow_forwardWhat two mechanisms are triggered by an increase in theosmolality of the extracellular fluid?arrow_forwardExplain the osmo-regulatory mechanisms in the human body, citing clinical, pathological illustrations to underpin your explanation.arrow_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
GCSE Chemistry - Acids and Bases #34; Author: Cognito;https://www.youtube.com/watch?v=vt8fB3MFzLk;License: Standard youtube license