ANATOMY & PHYSIOLOGY 4/E PAC 1 SEMESTER
4th Edition
ISBN: 9781265061173
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.
A young man has burns over 25% of his body, destroying his cells. Which electrolyte is released from the damaged cells, resulting in elevated blood plasma levels? Results from the lab would indicate elevated levels of this common intracellular electrolyte.
a. Ca2+
b. K+
c. Na+
d. Cl–
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
Chapter 25 Solutions
ANATOMY & PHYSIOLOGY 4/E PAC 1 SEMESTER
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_forwardWhen tissue of the body are unloading CO2 into the blood, what best describes what happens to most of the CO2? A. Most of the CO2 unloads into the blood plasma where it reacts with water to become HCO3- B. Most of the CO2 unloads into the red blood cell where it reacts with water to become HCO3-, which is then transported out of the red blood cell and directly into the blood plasma. C. Most of the CO2 binds to hemoglobin in the red blood cell. D. Most of the CO2 unloads into the blood plasma where it reacts with water to become HCO3-, which is then transported directly into the red blood cell.arrow_forward
- How would one describe insensible water loss, such as loss from the lungs? A. this type of water loss is the reason for most body water loss B. this helps to maintain a constant fluid balance in humans C. this water loss cannot be altered as needed by an organism D. this has the greatest affect on electrolyte balance in humans On average, the greatest loss of water from the human body occurs by: Group of answer choices A. perspiration B. feces production C. moisture loss at lungs D . urination Which of the following hormones helps to balance Ca2+ in the blood? Group of answer choices ADH & aldosterone PTH & calcitonin insulin & glucagon renin & ANParrow_forwardWhich electrolyte imbalance is least likely to impair muscle contraction because it is not required in muscle contraction? a. F– b. Na+ c. K+ d. Ca2+arrow_forwardWhich of the statement/s is TRUE of electrolytes?I. They are positively and negatively charged particles.II. They are positively charged particles.III. They are negatively charged particles.IV. They regulate fluid distribution in the blood because they are changed.A. I and IV C. I onlyB. Ill and IV D. II and IVarrow_forward
- Why is it that gram per gream, a mouse's respiratory rate is higher than that of an elephant's? a. The mouse can run faster than an elephant. b. The mouse has a larger brain than an elephant. c. The mouse has more surface area, so needs more energy to stay warm. d. The mouse has more surface area, so needs less energy to stay warm.arrow_forwardWhat 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_forward
- How does the formation of lactic acid affect the human body? Check all that apply. A. toxins B. requires O2 to break down C. causes fatigue, cramps and pain D. supplies the body with ethanolarrow_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_forwardA frequently recommended treatment for hiccups is to hold one’s breathe. The resulting condition, hypoventilation, causes buildup of carbon dioxide in the lungs. Predict the effect on the pH of blood.arrow_forward
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