Cardiopulmonary Anatomy & Physiology
7th Edition
ISBN: 9781337794909
Author: Des Jardins, Terry.
Publisher: Cengage Learning,
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 20, Problem 4RQ
The diving reflex consists of
1. Tachycardia
2. Decreased cardiac output
3. Bradycardia
4. Peripheral vasoconstriction
A. 2 only
B. 3 and 4 only
C. 1 and 3 only
D. 2, 3, and 4 only
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
When the systemic blood pressure increases, the aortic and carotid sinus baroreceptors initiate reflexes that cause a/an 1. Increased heart rate 2. Decreased ventilatory rate 3. Increased ventilatory rate 4. Decreased heart rate A. 1 only B. 2 only C. 3 only D. 2 and 4 only
The cardioinhibitor center of the medulla slows the heart by sending neural impulses by way of the 1. Tenth cranial nerve 2. Parasympathetic nervous system 3. Sympathetic nervous system 4. Vagus nerve A. 4 only B. 3 only C. 1 and 4 only D. 1, 2, and 4 only
At the onset of exercise, sympathetic discharge causes the 1. Heart rate to decrease 2. Peripheral vascular system to constrict3. Heart to increase its strength of contraction 4. Blood vessels of the working muscles to dilate A. 3 only B. 2 and 4 only C. 1 and 2 only D. 2, 3, and 4 only
Chapter 20 Solutions
Cardiopulmonary Anatomy & Physiology
Ch. 20 - At what depth below the water surface does the...Ch. 20 - If an individual fully inhales to a total lung...Ch. 20 - 3. At sea level, a diver has the following:
• Lung...Ch. 20 - The diving reflex consists of 1. Tachycardia 2....Ch. 20 - Prob. 5RQCh. 20 - Prob. 6RQCh. 20 - Prob. 7RQCh. 20 - 8. Chest pain and True_________...Ch. 20 - The so-called P True ________False________...Ch. 20 - Prob. 10RQ
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following agents cause pulmonary vascular constriction? 1. Isoproterenol 2. Epinephrine 3. Oxygen 4. Dopamine A. 3 only B. 2 and 4 only C. 1, 2, and 4 only D. 1, 2, 3, and 4arrow_forwardHyperkalemia or high blood potassium is associated with a.Heart arrhythmia b.Cardiac arrest c.Not associated with any negative health effects d.a, barrow_forward9. Which of the following membranes would be in contact with the heart? (circle one) a. Parietal pericardium b. Parietal pleura c. Visceral pericardium d. Visceral pleura 17. A horizontal section through the tarsus would separate the_______________________ from the ___________________________. 18. A patient was in a knife fight and suffered a 2-inch stab wound to his back. The knife entered the posterior thorax along the midsagittal (median) plane and entered the posterior aspect (posterior body cavity). What organ in the posterior aspect is likely to have been injured by this wound?_________________________________. 19. A man who had been in a car accident arrived at the emergency department. He was awake and alert and was able to tell the physician that he was experiencing severe pain near his lower ribs on the left side of his body and in his abdomen. Upon palpation, the patient's abdomen was rigid, indicating the possibility of internal bleeding. The physician suspected tha broken…arrow_forward
- Pulmonary stenosis is characterized by A. A left to right shunt B. A loss of blood flow into pulmonary artery C. Left ventricular hypertrophy D. Right ventricular hypertrophy Choose the correct answerarrow_forward5. Pt. has right carotid endarterectomy performed. Two hours after surgery the pt. becomes hypotensive. The RN should? Raise the HOB Stop IV fluid a. C. b. Put the pt. in Tendelenburg d. Notify physicianarrow_forwardAll of the following are consequences of Atherosclerosis except A. MI B. Transient ischemic attack C. Aneurysms D. Renewed perfusion Choose the correct answerarrow_forward
- Between 30 and 80 years of age, the cardiac output decreases by about A. 10 percent B. 20 percent C. 30 percent D. 40 percentarrow_forwardThe ventricular septal defect is characterized by A. A left to right shunt B. A loss of blood blow into the pulmonary artery C. Pulmonary stenosis D. Right ventricular hypertrophy Choose the correct answerarrow_forwardMatch the structure with its intrinsic autorhythmic frequency (with no additional influences): A. Bundle of His B. Left and right bundle branches C. AV node D. Purkinje fibers E. SA node select A B C D E 1. 80-100bpm select A B C D E 2. 40-60bpm select A B C D E 3. 30-40bpm select A B C D E 4. 20-30bpm select A B C D E 5. 15-20bpmarrow_forward
- Which of these pt with elevation observed in the ST segments of a 12 lead monitor would benefit the most from the use of an external pacemaker? A. V1 V2 B. V3 V4 C. II III & aVF D. V5 V6 & aVLarrow_forwardTest to detect evidenced of a Myocardial infarction include all except A. Elevated CK MB and Troponin levels B. Abnormal electrolytes C. EKG changes D. Normal arterial blood gases Choose the correct answerarrow_forward9. male A 62-year-old Caucasian presents to the emergency room chest with severe substernal pain, diaphoresis. and nausea. Imaging reveals transmural myocardial infarction in the posterior 1/3 of the ventricular septum. Which of this patient's arteries is most likely occluded? a. Right coronary b. Left circumflex c. Diagonal perforators. d. Left anterior descending. e. Septal perforatorsarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Cardiopulmonary Anatomy & PhysiologyBiologyISBN:9781337794909Author:Des Jardins, Terry.Publisher:Cengage Learning,Basic Clinical Lab Competencies for Respiratory C...NursingISBN:9781285244662Author:WhitePublisher:Cengage
Cardiopulmonary Anatomy & Physiology
Biology
ISBN:9781337794909
Author:Des Jardins, Terry.
Publisher:Cengage Learning,
Basic Clinical Lab Competencies for Respiratory C...
Nursing
ISBN:9781285244662
Author:White
Publisher:Cengage
Complications during Labour and Delivery; Author: FirstCry Parenting;https://www.youtube.com/watch?v=QnCviG4GpYg;License: Standard YouTube License, CC-BY