ANAT & PHYS (LL W/ACCESS)(CUSTOM)
4th Edition
ISBN: 9781266039621
Author: McKinley
Publisher: MCG CUSTOM
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Chapter 25, Problem 8DYKB
Summary Introduction
Introduction:
Respiration involves a gaseous exchange between the body and the surrounding environment. The two respiratory gases associated with this process are oxygen and carbon dioxide. The main site of this breathing mechanism is the respiratory tract which includes the nose, lungs, and other constituents.
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If the pH homeostatic mechanisms of our body fail to respond to an increase in cellular respiration what would happen to the body?
A. It would move toward alkalosis
B. It would move toward acidosis
C. It would remain unaffected
D. None of the above.
Ty is three years old and as a result of a “stomach bug” has been vomiting for about 24 hours. His blood pH is 7.48. What does this mean?a. Ty’s blood is slightly acidic.b. Ty’s blood is slightly alkaline.c. Ty’s blood is highly acidic.d. Ty’s blood is within the normal range
An increase in blood CO2 levels is followed by a(n) ______ in blood H+ levels and a(n) _____ in blood pH. a. decrease, decrease c. decrease, increase b. increase, increase d. increase, decrease
Chapter 25 Solutions
ANAT & PHYS (LL W/ACCESS)(CUSTOM)
Ch. 25.1 - Prob. 1WDYLCh. 25.1 - Which ions are more prevalent in the intracellular...Ch. 25.1 - What is the major distinction in the chemical...Ch. 25.1 - Prob. 4WDYLCh. 25.2 - What are the two major sources of fluid intake?...Ch. 25.2 - How would you distinguish fluid deficiency from...Ch. 25.2 - Prob. 7WDYLCh. 25.2 - Which of these four hormonesangiotensin II,...Ch. 25.3 - Why do electrolytes exert a greater osmotic...Ch. 25.3 - Prob. 10WDYL
Ch. 25.4 - Prob. 11WDYLCh. 25.4 - How does the homeostatic system involving ADH...Ch. 25.4 - Prob. 13WDYLCh. 25.4 - Prob. 14WDYLCh. 25.5 - What is meant by acid-base balance?Ch. 25.5 - How are fixed acids distinguished from volatile...Ch. 25.5 - How do the kidneys regulate fixed acids to help...Ch. 25.5 - Prob. 18WDYLCh. 25.5 - What are the three chemical buffering systems, and...Ch. 25.5 - Prob. 20WDYLCh. 25.6 - Prob. 21WDYLCh. 25.6 - Prob. 22WDYLCh. 25.6 - Prob. 23WDYLCh. 25.6 - Prob. 24WDYLCh. 25.6 - Prob. 25WDYLCh. 25.6 - Prob. 26WDYLCh. 25 - Prob. 1DYKBCh. 25 - _____ 2. The fluid compartment with the largest...Ch. 25 - _____3. Which of the following would result in...Ch. 25 - _____4. If an individual has decreased saliva...Ch. 25 - _____5. Which hormone decreases total body fluid,...Ch. 25 - Which of the following describes an electrolyte?...Ch. 25 - Prob. 7DYKBCh. 25 - Prob. 8DYKBCh. 25 - Which of the following is not a chemical buffer in...Ch. 25 - Prob. 10DYKBCh. 25 - List the three variables that determine the...Ch. 25 - Describe the movement of water between the...Ch. 25 - Prob. 13DYKBCh. 25 - Explain the homeostatic system involving the renin...Ch. 25 - Describe how ANP is regulated and how it opposes...Ch. 25 - Describe the functions of Na+ and how it is...Ch. 25 - Describe what occurs in the kidney to maintain...Ch. 25 - Prob. 18DYKBCh. 25 - List the three chemical buffers, and describe how...Ch. 25 - Describe respiratory acidosis and its...Ch. 25 - Maria brings her baby to the emergency room. She...Ch. 25 - Prob. 2CALCh. 25 - Prob. 3CALCh. 25 - Harold has been suffering from diabetes mellitus...Ch. 25 - Prob. 5CALCh. 25 - Morgan is a nurse at the local hospital. She...Ch. 25 - Ms. Taylor, 68 years old, has been vomiting for 2...Ch. 25 - Prob. 3CSL
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- a&d is wrong, so is b&d the correct answer?arrow_forwardif you had an HCO3- concentration of 20 mEq/L and a pH of 7.0 you would have -------- ? A. respiratory acidosis b. respiratory alkalosis c. metabolic alkalosis d. metabolic acidosisarrow_forwardAs CO2 levels in the water __________, the pH ______________. a. increase, increases b. increase, decreases c. decrease, decreases d. decrease, stays the samearrow_forward
- What two primary sources contribute the fluid we need each day in addition to drinking water and beverages? A. Dietary intake and supplements B. Dietary intake and moisture in air C. Dietary intake and metabolism D. Moisture in air and metabolic waterarrow_forwardWhat's the function of the hormone vasopressin? A. Enacts the "fight -or-flight " response B Maintains blood sugar levelsC. Maintains electrolyte levelsD. Maintains water balance and prevents dehydrationarrow_forwardBert goes to the gym and works out strenuously for about 45 minutes. After his exercise session he weighs himself and notices that he has lost a pound. How much fluid should he drink to rehydrate his body? A. 2 cups B. 1 cup C. 3 cups D. 4 cupsarrow_forward
- The act of breathing raises the blood oxygen level, lowers the blood carbon dioxide concentration, and raises the blood pH. According to the principles of negative feedback, sensors that regulate breathing should respond to a. a rise in blood oxygen. b. a rise in blood pH. c. a rise in blood carbon dioxide concentration. d. all of these.arrow_forwardThe thirst mechansim stimulates your desire to drink fluids in response to increased salt in your blood or a decrease in___? A. Salt in intracellular fluids B. Tissue dryness C. Blood pressure and blood volume D. The amount of potassium retained intracellularlyarrow_forwardMost water is lost daily via the? A. Skin B. Colon C. Kidneys D. Lungsarrow_forward
- Which reaction is catalyzed by carbonic anhydrase?a. HPO42-+H+ ↔ H2PO4-b. CO2 + H2O ↔ H2CO3c. H2PO4 − +OH− ↔ HPO4 2 − +H2Oarrow_forwardWhich system helps control pH balance?a. digestiveb. respiratoryc. urinaryd. Both b and c are correct.arrow_forwardwith an elevated HCO3- concentration, an elevated PCO2 and an elevated pH, what would your predicted response be to compensate? A. increase respiration b. decrease respiration c. increase HCO3- excretion d. decrease H+ buffer excretionarrow_forward
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