Concept explainers
During exercise, the oxygen consumption
A. 65 percent of the total
B. 75 percent of the total
C. 85 percent of the total
D. 95 percent of the total
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Chapter 18 Solutions
Cardiopulmonary Anatomy & Physiology
- 9. During maximum exercise, the oxygen diffusion capacity may increase as much a A. 3-fold B. 6-fold C. 9-fold D. 12-foldarrow_forwardYour exercise assessment determined the Max VO 2 to be 10-METs which is an oxygen consumption of approximately ? 10 ml . kg -1 . min -1. ? 30 ml . kg -1 . min -1. ? 35 ml . kg -1 . min -1. ? 40 ml . kg -1 . min -1.arrow_forwardExercise intensity can be estimated using a. perceived exertion (RPE) O b. heart rate O c. talk test O d. All of these are ways to estimate exercise intensityarrow_forward
- A person with a high Vo2maxa. needs less oxygen than someone with a low Vo2max.b. has stronger muscles than someone with a low Vo2max.c. is less likely to show muscle tetanus than someone with a low Vo2max.d. has fewer muscle mitochondria than someone with a low Vo2max.e. experiences less muscle fatigue during exercise than someone with a lowVo2max.arrow_forwardDuring exercise, the oxygen consumption (V? O2 ) of the skeletal muscles may account for more thanA. 65 percent of the total V?O2B. 75 percent of the total V?O2C. 85 percent of the total V?O2D. 95 percent of the total V?Oarrow_forwardA. When should a client use a weight belt during resistance training and why? B. Explain traditional breathing guidelines for weightlifting. C. Explain the benefits and limitations of bodyweight training. D. When would you suggest adding resistance bands and/or chains to a client's programming? How and why would you use them?arrow_forward
- During exercise, the P(A=a)O2 begins to increase when the oxygen consumption reaches about what percent of its maximum? A. 10 percent B. 20 percent C. 30 percent D. 40 percentarrow_forwardWhich of the following is a benefit to cardiorespiratory training? A. Increase in oxygen consumption B. Increase in lung capacity C. Lower resting heart rate D. All of the abovearrow_forward|||| Text Predictions: On 11 A B. C. D. E. F. Structure of a Skeletal Muscle Bone Label these parts of a skeletal muscle: 3. Tendon N F A Normal A B No Spacing E Give me three (3) differences between cardiac and skeletal muscle: 1. 2. MacBook Pro C D Contrast muscle contraction in smooth vs. skeletal or cardiac muscles. Heading 1 C Heading 2 Аавр Title Focus 1.1arrow_forward
- 13. A patient undergoing an exercise stress test is found to exhibit higher PaO₂ during exercise than before exercise. Which of the following is the most likely explanation for an increase in PO₂ during exercise? A. Decreased PACO₂ due to hyperpnea. 2 B? Decreased V/Q mismatching and PVR due to distension and recruitment of blood vessels C. Increased PÃO₂ due to decreased respiratory exchange ratio 2 D. Increased PÃO₂ due to increased respiratory exchange ratioarrow_forwardIf a male runner's maximum oxygen uptake in a minute (VO2max) is 3.6 L/min, his maximum energy expenditure per minute is; a. 14.48 kcal/min b.17.28 kcal/min c.15.00 kcal/min d. 8.64 kcal/minarrow_forwardIn which of the following types of hypoxia is the oxygen pressure of the arterial blood (Pa(o2)) usually normal? 1. Hypoxic hypoxia 2. Anemic hypoxia 3. Circulatory hypoxia 4. Histotoxic hypoxia A. 1 only B. 2 only C. 3 and 4 only D. 2, 3, and 4 onlyarrow_forward
- Cardiopulmonary Anatomy & PhysiologyBiologyISBN:9781337794909Author:Des Jardins, Terry.Publisher:Cengage Learning,Basic Clinical Lab Competencies for Respiratory C...NursingISBN:9781285244662Author:WhitePublisher:Cengage