Anatomy & Physiology: The Unity of Form and Function
8th Edition
ISBN: 9781259277726
Author: Kenneth S. Saladin Dr.
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 19, Problem 9WWTS
Unlike skeletal muscle, cardiac muscle cells do not have a stable resting membrane potential.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Conductivity of cardiac muscle cells: all channels involved in releasing ions into and out of the cell
Unlike skeletal muscle, cardiac muscle doesn’t undergo tetany. Explain how this is achieved and why is this necessary?
Action potentials in heart muscle cells have a prolonged plateau phase caused by ______through voltage-gated channels.
A
potassium entering
B
sodium leaving
C
sodium entering
D
calcium entering
E
calcium leaving
Chapter 19 Solutions
Anatomy & Physiology: The Unity of Form and Function
Ch. 19.1 - Prob. 1AYLOCh. 19.1 - Names of the great vessels directly connected to...Ch. 19.1 - Prob. 3AYLOCh. 19.1 - Prob. 4AYLOCh. 19.2 - Prob. 1AYLOCh. 19.2 - Relative thickness of the myocardium in different...Ch. 19.2 - Structure and function of the fibrous skeleton of...Ch. 19.2 - Prob. 4AYLOCh. 19.2 - Names and synonyms for all four valves of the...Ch. 19.2 - Prob. 6AYLO
Ch. 19.2 - Prob. 7AYLOCh. 19.2 - Prob. 8AYLOCh. 19.2 - Prob. 9AYLOCh. 19.2 - Prob. 10AYLOCh. 19.2 - Anatomy of the major veins that drain the...Ch. 19.2 - Prob. 3BYGOCh. 19.3 - Prob. 1AYLOCh. 19.3 - Prob. 2AYLOCh. 19.3 - Components, of the cardiac conduction system and...Ch. 19.3 - Prob. 4AYLOCh. 19.4 - Prob. 1AYLOCh. 19.4 - Prob. 2AYLOCh. 19.4 - The mechanism that causes cells of the SA node to...Ch. 19.4 - The spread of excitation through the atria, AV...Ch. 19.4 - Prob. 5AYLOCh. 19.4 - Prob. 6AYLOCh. 19.4 - Prob. 7AYLOCh. 19.5 - Prob. 1AYLOCh. 19.5 - Prob. 2AYLOCh. 19.5 - Prob. 3AYLOCh. 19.5 - Prob. 4AYLOCh. 19.5 - In each phase of the cardiac cycle, which chambers...Ch. 19.5 - The typical duration, in seconds, of atrial...Ch. 19.5 - Prob. 7AYLOCh. 19.5 - Prob. 8AYLOCh. 19.6 - The definition of cardiac output (CO); how it can...Ch. 19.6 - Prob. 2AYLOCh. 19.6 - Prob. 3AYLOCh. 19.6 - Prob. 4AYLOCh. 19.6 - Prob. 5AYLOCh. 19.6 - Mechanisms by which sympathetic and...Ch. 19.6 - Prob. 7AYLOCh. 19.6 - Prob. 8AYLOCh. 19.6 - Mechanisms by which epinephrine and...Ch. 19.6 - Prob. 10AYLOCh. 19.6 - Prob. 11AYLOCh. 19.6 - Prob. 12AYLOCh. 19.6 - Prob. 13AYLOCh. 19.6 - Prob. 14AYLOCh. 19.6 - Conditions that increase afterload: the effect of...Ch. 19.6 - Prob. 16AYLOCh. 19.6 - Why stroke volume may be unusually high and...Ch. 19 - atrio-Ch. 19 - brady-Ch. 19 - Prob. 3BYMVCh. 19 - Prob. 4BYMVCh. 19 - lun-Ch. 19 - Prob. 6BYMVCh. 19 - Prob. 7BYMVCh. 19 - Prob. 8BYMVCh. 19 - Prob. 9BYMVCh. 19 - Prob. 10BYMVCh. 19 - The cardiac conduction system includes all of the...Ch. 19 - Prob. 2TYRCh. 19 - Assume that one ventricle of a childs heart has...Ch. 19 - Prob. 4TYRCh. 19 - Prob. 5TYRCh. 19 - Prob. 6TYRCh. 19 - The atria contract during a. the first heart...Ch. 19 - Prob. 8TYRCh. 19 - Prob. 9TYRCh. 19 - Prob. 10TYRCh. 19 - The contraction of any heart chamber is called and...Ch. 19 - Prob. 12TYRCh. 19 - The circumflex artery travels in a groove called...Ch. 19 - Prob. 14TYRCh. 19 - Electrical signals pass quickly from one...Ch. 19 - Repolarization of the ventricles produces the of...Ch. 19 - Prob. 17TYRCh. 19 - Prob. 18TYRCh. 19 - Blood in the heart chambers is separated from the...Ch. 19 - The Frank-Starling law of the heart explains why...Ch. 19 - Prob. 1WWTSCh. 19 - One-way valves prevent atrial systole from driving...Ch. 19 - Prob. 3WWTSCh. 19 - Prob. 4WWTSCh. 19 - Prob. 5WWTSCh. 19 - Prob. 6WWTSCh. 19 - If all nerves to the heart were severed, the heart...Ch. 19 - If the two pulmonary arteries were clamped shut,...Ch. 19 - Unlike skeletal muscle, cardiac muscle cells do...Ch. 19 - An electrocardiogram is a tracing of the action...Ch. 19 - Prob. 1TYCCh. 19 - Prob. 2TYCCh. 19 - Becky, age 2, was born with a hole in her...Ch. 19 - Prob. 4TYCCh. 19 - Prob. 5TYCCh. 19 - Prob. 1BYGOCh. 19 - Prob. 2BYGOCh. 19 - BEFORE YOU GO ON
3. Name the three layers of the...Ch. 19 - Prob. 4BYGOCh. 19 - Prob. 5BYGOCh. 19 - Prob. 6BYGOCh. 19 - Prob. 7BYGOCh. 19 - Prob. 8BYGOCh. 19 - Prob. 9BYGOCh. 19 - Prob. 10BYGOCh. 19 - BEFORE YOU GO ON
11. What exactly is an...Ch. 19 - Prob. 12BYGOCh. 19 - Prob. 13BYGOCh. 19 - Prob. 14BYGOCh. 19 - Prob. 15BYGOCh. 19 - BEFORE YOU GO ON
16. How does the pacemaker...Ch. 19 - BEFORE YOU GO ON
17. Why is it important that the...Ch. 19 - Prob. 18BYGOCh. 19 - Prob. 19BYGOCh. 19 - Prob. 20BYGOCh. 19 - Prob. 21BYGOCh. 19 - BEFORE YOU GO ON
22. What factors are thought to...Ch. 19 - Prob. 23BYGOCh. 19 - Prob. 24BYGOCh. 19 - Prob. 25BYGOCh. 19 - Prob. 26BYGOCh. 19 - Prob. 27BYGOCh. 19 - Prob. 28BYGO
Additional Science Textbook Solutions
Find more solutions based on key concepts
CAUTION How can evolutionary fitness be estimated? a. Document how long individuals survive. b. Count the numbe...
Biological Science (6th Edition)
What is the difference between histology and radiography?
Human Anatomy (8th Edition)
Some species of bacteria that live at the surface of sediment on the bottom of lakes are capable of using eithe...
Biology: Life on Earth with Physiology (11th Edition)
1. The correct sequence of levels forming the structural hierarchy is
A. (a) organ, organ system, cellular, che...
Human Anatomy & Physiology (Marieb, Human Anatomy & Physiology) Standalone Book
What are the cervical and lumbar enlargements?
Principles of Anatomy and Physiology
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
- In a sheet of ventricular cardiac muscle tissue, we should be able to observe electricity spreading between adjacent muscle cells (TRUE or FALSE) and from Purkinje fibers to muscle cells (TRUE or FALSE) via electrical synapses that form between the cell membranes.arrow_forwardWhat is the role of Ca2+ in the shape and duration of an action potential. (Cardiac muscle cell)arrow_forwardWhy should mitochondria be larger and more abundant in cardiac muscle than in skeletal muscle?arrow_forward
- The plasma membranes of adjacent cardiac muscle cells are connected via ____________, in which ____________ tie the cells together and ____________allow current (ions) to flow from one cell to the next (electrical coupling).arrow_forwardWhy is the plateau phase important in cardiac muscle cells?arrow_forwardUnlike skeletal and smooth muscle tissue, cardiac muscle is “self-excitable”. Explain how this property of cardiac muscle works, and why it is important in the cardiac cycle. please help with examplesarrow_forward
- WHich are the properties of cardiac musclearrow_forwardExplain in detail why the neurotransmitter acetylcholine has different effects in skeletal vs. cardiac muscle cells.arrow_forwardCan cardiac muscle exhibit (normally or under experimental conditions) summation or complete tetanus as does skeletal muscle? Why not? (highlight the main answer)arrow_forward
- In cardiac muscle, which ion serves both to depolarize the cells and as the essential link to myocyte contraction (the troponin/tropomyosin part)? a-Na+ b-Ca+ c-Ca2+ d-Cl-arrow_forwardWhat does it mean when we say cardiac muscle contraction is a graded contraction?arrow_forwardCardiac muscles differ from skeletal muscles in that they ________.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage Learning
Human Physiology: From Cells to Systems (MindTap ...
Biology
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Cengage Learning
Types of Human Body Tissue; Author: MooMooMath and Science;https://www.youtube.com/watch?v=O0ZvbPak4ck;License: Standard YouTube License, CC-BY