Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159080
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: Mcgraw-hill Education,
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Textbook Question
Chapter 45, Problem 7PL
The dupp sound occurs when the semilunar valves are closing during ventricular diastole.
a. True ________
b. False ______
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Chapter 45 Solutions
Laboratory Manual For Human Anatomy & Physiology
Ch. 45 - The _______ of the conduction system is known as...Ch. 45 - The ________ of the conduction system is/are...Ch. 45 - The first of two heart sounds (lubb) occurs when...Ch. 45 - One cardiac cycle would consist of a. left chamber...Ch. 45 - The SA node of the heart is located in the a....Ch. 45 - The depolarization of ventricular fibers is...Ch. 45 - The dupp sound occurs when the semilunar valves...Ch. 45 - The P wave of an ECG occurs during the...Ch. 45 - The period during a heart is contracting is called...Ch. 45 - The period during which a heart chamber is...
Ch. 45 - During ventricular contraction, the AV valves...Ch. 45 - During ventricular relaxation, the AV valves are...Ch. 45 - The pulmonary and aortic valves open when the...Ch. 45 - The first sound of a cardiac cycle occurs when the...Ch. 45 - The second sound of a cardiac cycle occurs when...Ch. 45 - The sound created when blood leaks back through an...Ch. 45 - What changes did you note in the heart sounds when...Ch. 45 - What changes did you note in the heart sounds...Ch. 45 - Prob. 3.1ACh. 45 - The ____________________ node is located in the...Ch. 45 - The fibers that carry cardiac impulses from the...Ch. 45 - Prob. 3.4ACh. 45 - The P wave corresponds to depolarization of the...Ch. 45 - The QRS complex corresponds to depolarization of...Ch. 45 - The T wave corresponds to repolarization of the...Ch. 45 - Why is atrial repolarization not observed in the...Ch. 45 - Identify the heart chambers and conduction system...Ch. 45 - How much time passed from the beginning of the P...Ch. 45 - What is the significance of this P-R interval?Ch. 45 - How can you determine heart rate from an...Ch. 45 - As blood in the ventricles surges back against the...
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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
- Identify the TRUE statement (s). There may be several correct answers. A. An increased cardiac output is reflected in an elevated diastolic pressure.B. An increased cardiac output is reflected in a decreased diastolic pressure.C. An increase in the force of contraction produces an elevated systolic pressure.D. An increase in the force or ventricular contraction produces a decreased diastolic pressure.arrow_forward"the patient's heart makes a sound at systole, assuming it is the S1 sound made by closing of valves, which valve are involved?" a mitral valve and tricuspid valve b pulmonary and aortic valve c mitral and pulmonary valve d aortic and tricuspid valvearrow_forwardWhich of the following is true of the EKG? A. Depolarization of the atria cannot be seen on the EKG B. Repolarization of the atria cannot be seen on the EKG. C. Depolorization of the ventricles cannot be seen on the EKG. D. Repolorazition of the ventricles cannot be seen on the EKG.arrow_forward
- The following is correct about valvular structures A. The AV valves are the structures that divide the upper atria from the lower ventricles B. The pulmonic vale separates the left ventricle from the system circulation C. The tricuspid valve separates the left atrium from the left ventricle D. The mitral valve separates the right atrium from the right ventricle Choose the correct answerarrow_forwardSelect the letter of the choice that best completes the statement. The valve between the right atrium and the right ventricle is called the a. tricuspid valve. b. aortic semilunar valve. c. bicuspid valve. d. pulmonary semilunar valve.arrow_forwardVeins always contain unoxygenated blood and arteries always carry oxygenated blood. a. True b. Falsearrow_forward
- In electrocardiography (=EKG, =ECG), what causes a P wave?______ A. atrial repolarization B. ventricular repolarization C. atrial depolarization D. ventricular depolarizationarrow_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_forwardCopied answer will be downvoted.arrow_forward
- Suppose that a pacemaker activity in the AV node overtakes the SA node rhythm. A. What could be the implicatiosn for the atrial and ventricular contraction-relaxation? B. Draw the ECG for this situation and explain the differences compared to a normal ECG (if any)arrow_forwardPressure in the aorta is at its lowest a. at the time of the first heart sound. b. at the time of the second heart sound. c. just before the AV valves open. d. just before the semilunar valves openarrow_forwardThe force the ventricles must work against to pump blood is called A. Myocardial contractility B. Ventricular afterload C. Negative inotropism D. Ventricular preloadarrow_forward
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