Essentials of Human Anatomy & Physiology (12th Edition)
12th Edition
ISBN: 9780134395326
Author: Elaine N. Marieb, Suzanne M. Keller
Publisher: PEARSON
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Chapter 15, Problem 8MC
Summary Introduction
Introduction:
The bicarbonate buffer system consists of the carbonic acid as well as sodium bicarbonate. The carbonic acid is the weak acid and sodium bicarbonate is its salt.
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Students have asked these similar questions
Which of the following electrolytes are absorbed only when needed
a. Iron
O a
O b
b. Calcium
c. Sodium
d. Potassium
e. (a, b)
A patient with a urine pH of 4.5, a blood pH of 7.3 and a PCO2 of 32 mmHg. Identify the acid base imbalance with its compensation.
A. respiratory acidosis with metabolic alkalosis
B. metabolic alkalosis with respiratory acidosis
C. respiratory alkalosis with metabolic acidosis
D. metabolic acidosis with respiratory alkalosis
The major role of this electrolyte is to maintain osmotic pressure in the extracellular fluid (ECF).
a. HCO3–
b. Ca2+
c. Na+
d. K+
Chapter 15 Solutions
Essentials of Human Anatomy & Physiology (12th Edition)
Ch. 15 - More than one choice may apply. Microscopic...Ch. 15 - Prob. 2MCCh. 15 - Urine passes through the ureters by which...Ch. 15 - Effects of aldosterone include a. increase in...Ch. 15 - 5. Which of the following is dependent on tubular...Ch. 15 - Prob. 6MCCh. 15 - The smallest fluid compartment is the a....Ch. 15 - Prob. 8MCCh. 15 - Prob. 9SAECh. 15 - Prob. 10SAE
Ch. 15 - Prob. 11SAECh. 15 - 12. About 150 L of plasma filters into the renal...Ch. 15 - Prob. 13SAECh. 15 - Prob. 14SAECh. 15 - Besides ridding the body of wastes formed during...Ch. 15 - Prob. 16SAECh. 15 - Prob. 17SAECh. 15 - Prob. 18SAECh. 15 - Prob. 19SAECh. 15 - Prob. 20SAECh. 15 - Prob. 21SAECh. 15 - Why is urinalysis a routine part of any good...Ch. 15 - 23. How do the internal and external urethral...Ch. 15 - Prob. 24SAECh. 15 - 25. What sometimes happens when urine becomes too...Ch. 15 - Define incontinence.Ch. 15 - Contrast the following homeostatic imbalances:...Ch. 15 - Why is cystitis more common in females?Ch. 15 - 29. What type of problem most commonly affects the...Ch. 15 - Prob. 30SAECh. 15 - Prob. 31CTCh. 15 - 32. Mitchell’s parents bring him to the clinic...Ch. 15 - A young woman has come to the clinic with dysuria...Ch. 15 - 34. What happens to the rate of RBC production in...Ch. 15 - Two physiology students are having a disagreement...Ch. 15 - Mr. Jessup, a 55-year-old man, is operated on for...Ch. 15 - 37. Raymond is hypertensive and was recently...
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- Which of the following is not a chemical buffer in the body? a. carbohydrate b. protein c. phosphate d. hemoglobinarrow_forwardThe fluid with the lowest [H+] concentration A. Saliva (pH = 6.40) B. Lung fluid (pH = 7.60) C. Tears (pH = 7.40) D. Urine (pH = 6.80)arrow_forwardge Which of the following is the weakest acid? Select one: O a. pka=4.02 b. pka 4.76 c. pka=3.55 d. pka=3.78arrow_forward
- Explain the function of buffers in regulating acidosis and alkalosis in our systems. (Carbonic and Phosphate systems).arrow_forwardDiabetes can cause a decrease in the specific gravity of urine. If normal urine has a specific gravity between 1.002 and 1.030, and a sample has a density of 1.008 oz/liq. oz., how does the sample compare to normal urine?arrow_forwardWhich of the following is incorrect regarding the bicarbonate buffer system: A B C D an increase in proton will lower blood pH carbonic anhydrase catalyzes the formation of carbonic acid from proton and bicarbonate ion the purpose of the buffer system is to resist changes in blood pH alkalosis is defined as a pH of > 7.45arrow_forward
- List the effects of each of the following hormones on electrolyte balance. Note that some hormones affect more than one electrolyte. a. Angiotensin-II b. Aldosterone c. Parathyroid hormone d. Vitamin D e. Atrial natriuretic peptidearrow_forwardWhat is the correct sequence of steps in a usual buffer preparation before use? I. Dilute the solution to the mark in a volumetric flask with distilled water. II. Dissolve the weighed salts in a small volume of distilled water. III. Adjust the pH of the solution using a strong acid or base. IV. Compute and weigh the appropriate amounts of the buffer components. V. Shake and mix the contents of the volumetric flask before use. IV, II, Ш, І, V о IV, II, ІІ, V, I O IV, I, III, II, V IV, II, V, I, IIIarrow_forwardExplain thoroughly the Buffering Action of following Biological or Physiological Buffers:(a) Phosphate Buffer System.(b) Bicarbonate Buffer system.arrow_forward
- The following is the major intracellular electrolyte diffusing from the ICF into the ECF across a selectively permeable cell membrane: O a. Na O b. Ca O c. P Odk O e.oarrow_forwardIn the human body,the -log of the hydrogen ion concentration ([H+]) is regulated by a. pH b. Acidity c.Alkalinity d.Bicarbonate ion e. Buffer systemarrow_forwardWhich of the following is characterized as metabolic alkalosis?a. increased pH, decreased pCO2, decreased HCO3–b. increased pH, increased pCO2, increased HCO3–c. decreased pH, decreased pCO2, decreasedHCO3–d. decreased pH, increased pCO2, increased HCO3–arrow_forward
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