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During exercise, which of these statements is true?
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CONNECT W/APR & PHILS FOR FOX HUMAN PHYS
- As an individual ages, the A. Residual volume decreases B. Expiratory reserve volume increases C. Functional residual capacity decreases D. Vital capacity decreasesarrow_forwardWhich of the following is incorrect about pulmonary circulation? A. Pulmonary perfusion can increase during exercise with increasing the workload of right ventri. B.High distensiblity of pulmonary capillaries allow increase blood flow C. Pulmonary circulation operates at a low pressure of 15mm Hg on average D. None of the above is Incorrect ..arrow_forwardThe volume of oxygen transported in soluble form by 1000 ml of arterial blood plasma if pO2 = 100 mm Hg will be: A. 10 ml B. 20 ml C. 30 ml D. 40 ml E. 50 mlarrow_forward
- Which of the following occur(s) during hypoxemia?A. Increased ventilationB. Increased production of 2.3-DPG C. Increased production of erythropoietinD. All of the choicesarrow_forwardAs lung compliance decreases, the plasma HCO3 in cells moving from the lungs to the heart will: a. increase b. decrease c. stay the samearrow_forwardWhich of the following is a late sign of hypoxemia? a. Tachycardia b. Stupor c. Tachypnea d. Restlessnessarrow_forward
- a. Why is a minimum flow rate of 5 Lpm recommended for oxygen delivery by mask? b. Why will an air entrainment mask never deliver 100% oxygen? c. Briefly explain why the trans-tracheal catheter requires less oxygen flow than the nasal cannula to achieve a given arterial partial pressure of oxygen. d. Explain the difference between a high-flow and a low-flow oxygen delivery system. Give an example of each.arrow_forwardWhich of the following are true? A. Peripheral Chemo receptors for O2 in H+ ions are found in the carotid and aortic bodies. B. Peripheral chemoreceptors for O2 and H+ ions are found only in the carotid body. C. Peripheral chemoreceptors for O2 and H+ ions are found only in the aortic body. D. O2 and CO2 are monitored in the medulla Choose the correct answerarrow_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
- Peripheral chemoreceptors in the aortic bodies and central chemoreceptors respond to changes in which of the following physiologic parameters? A. H+ alone B. PO2 alone C. H+, PCO2 and PO2 D. PCO2 alone E. Both H+ and PCO2 Which of the following hormones is produced in the hypothalamus and is responsible for stimulating the pituitary gland to release gonadotropins? A. FSH B. Estrogen C. GnRH D. Progesterone E. LHarrow_forwardAn eighteen-year-old man is newly diagnosed with asthma.He experiences asthma symptoms nearly every day and these disturb his sleep at night. His peak flow is 60% of the predicted value for his age and height. Discuss peak expiratory flow rate (PEF) in the management of asthma symptoms and evaluate the significance of this patient’s PEF result.arrow_forwardThe oxyhemoglobin dissociation (saturation) curve shifts to the right as the blood becomes more acidic. Under these conditions answer the following. At a P O2 = 40 mmHg the percent saturation of hemoglobin __________ and the content of oxygen bound to hemoglobin ____________. A. Decreases; decreases B. Increases; increases C. Increases; decreases D. Decreases; increases E. Does not change; does not changearrow_forward
- Basic Clinical Lab Competencies for Respiratory C...NursingISBN:9781285244662Author:WhitePublisher:CengageHuman Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage Learning