an increase in afterload O an increase in end-diastolic volume innervation of the ventricular myocardium by the sympathetic division of the ANS O an increase in venous return an increase in intracellular calcium ion concentration in contractile cardiocytes
an increase in afterload O an increase in end-diastolic volume innervation of the ventricular myocardium by the sympathetic division of the ANS O an increase in venous return an increase in intracellular calcium ion concentration in contractile cardiocytes
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
Related questions
Question
Please answer fast
Transcribed Image Text:Which of the following would NOT likely increase the ejection fraction?
O an increase in afterload
O an increase in end-diastolic volume
O innervation of the ventricular myocardium by the sympathetic division of the ANS
O an increase in venous return
an increase in intracellular calcium ion concentration in contractile cardiocytes
Pressure in the ventricles exceeds pressure in the atria
O during all phases of the cardiac cycle.
only when blood is being ejected from the heart.
whenever the atria are in diastole.
O only when the ventricles are in systole.
O during all phases of the cardiac cycle except during ventricular filing.
Which of the following does cardiac muscle have in common with skeletal muscle?
branched cells that connect physically via desmosomes
multiple nuclei per cel
the ability to reach complete tetanus
the reliance exclusively on glucose for ATP production
O sarcomeres with A bands and I bands, which produce visible striations under a microscope
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps with 3 images
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.Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:
9780815344322
Author:
Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:
W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:
9781260159363
Author:
Martin, Terry R., Prentice-craver, Cynthia
Publisher:
McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:
9781260231700
Author:
Sylvia S. Mader, Michael Windelspecht
Publisher:
McGraw Hill Education