Cardiopulmonary Anatomy & Physiology
7th Edition
ISBN: 9781337794909
Author: Des Jardins, Terry.
Publisher: Cengage Learning,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 11, Problem 6RQ
Summary Introduction
Introduction:
The normal heart rate for a resting adult lies in the range 60-100 beats/minute. It is estimated that with age, the heart rate decreases. It may be because of the decreased myocardial oxygen supply or decreased heart compliance.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
a. Ventricular diastole
b. Throughout the cardiac cycle
c. Between cardiac cycles
d. Ventricular systole
A blood pressure reading of 145/90 indicatesa. normal blood pressure.b. hypertension.c. hypotension.
Heart failure occurs when
a.
the cardiac output is 15 liters per minute when you are watching television
b.
the cardiac output is 5 liters per minute when you are running as fast as you can on the treadmill.
c.
the cardiac outout does not change based on the energy expenditure
d.
all of the above
Chapter 11 Solutions
Cardiopulmonary Anatomy & Physiology
Ch. 11 - Prob. 1RQCh. 11 - Most of the lung function indices reach their...Ch. 11 - 3. With advancing age, the
1. Lung compliance...Ch. 11 - Prob. 4RQCh. 11 - 5. With advancing age, the
1. Paco2 ...Ch. 11 - Prob. 6RQCh. 11 - 7. Over the course of life, the diffusion capacity...Ch. 11 - Prob. 8RQCh. 11 - Prob. 9RQCh. 11 - Between 20 and 60 years of age, the RV/TLC ratio...
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
- Acclimatization at high altitude would include a.increased in contractility of heart and increased ESV. b.Increased ESV. c.increase in water loss. d. Increase in contractility of heartarrow_forwarda. Only between cardiac cycles b. Ventricular diastole c. Ventricular systole d. Throughout the cardiac cyclearrow_forwardWithin the T-P interval of the EKG... a. The 2nd heart sound is heard b. the semilunar valves are open c. Ventricular pressure is higher than atrial pressure d. Ventricular cardiomyocytes are relaxed e. L-type calcium current is dominant in the ventricular cardiomyocytesarrow_forward
- Blood flow in the coronary circulationa. increases during systole.b.increases during diastole.c.remains constant throughout the cardiac cycle.d. decreases during diastole.arrow_forwardAn area of dead myocardial tissue is called: A) an infarct B) stenosis C) an induration D) hypertrophyarrow_forwardSelect the correct one, Which of the following would not increase Cardiac Output? A. increase blood epinephrine concentration B. Increase Atrial Preload C. Increase Cardiac sarcoplasmic calcium concentration D. Increase Arterial Afterloadaarrow_forward
- At the time point indicated on the ECG ____. A blood would be flowing from the ventricles into the aorta and pulmonary trunk B the semilunar valves would be in the process of shutting C the entire heart would be in diastole D the atrioventricular valves would be opened and the ventricles would be fillingarrow_forwardA patient has been in a serious car accident and is hemorrhaging. Which of the following changes would be seen in this patient? a. a decrease in stroke volume b. an increase in heart rate c. a possible decrease in cardiac output d. All of these are correct.arrow_forwardStanding for a prolonged period of time can cause ... a. Decline in venous return b. A drop in cardiac output c. A drop in mean arterial pressure d. All of these changes can happen from prolonged standingarrow_forward
- Which statement about atrial contraction is true. A the end diastolic volume is the volume of blood that enters the ventricles during atrial contraction B the end diastolic volume is the volume of blood in the atria at the end of diastole C most of the filling of the ventricles occurs during atrial contraction D when atrial contraction begins the ventricles are already about 80% fullarrow_forwardThe normal pacemaker of the heart is the ______. A sinoatrial node B left atrium C atrioventricular node D Purkinje fiber E atrioventricular bundlearrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
Cardiopulmonary Anatomy & PhysiologyBiologyISBN:9781337794909Author:Des Jardins, Terry.Publisher:Cengage Learning,
Medical Terminology for Health Professions, Spira...Health & NutritionISBN:9781305634350Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. SchroederPublisher:Cengage Learning
Essentials of Pharmacology for Health ProfessionsNursingISBN:9781305441620Author:WOODROWPublisher:Cengage
Cardiopulmonary Anatomy & Physiology
Biology
ISBN:9781337794909
Author:Des Jardins, Terry.
Publisher:Cengage Learning,
Medical Terminology for Health Professions, Spira...
Health & Nutrition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Cengage Learning
Essentials of Pharmacology for Health Professions
Nursing
ISBN:9781305441620
Author:WOODROW
Publisher:Cengage