Ch. 17 - Cardiovascular Physiology I: The HeartWorksheetSee all chapters
All Chapters
Ch. 1 - Introduction to Physiology
Ch. 2 - Molecules and Molecular Interactions
Ch. 3 - Cells and Tissues
Ch. 4 - Cell Metabolism: Bioenergetics, Enzymes, and Respiration
Ch. 5 - Membrane Dynamics
Ch. 6 - Cell Communication
Ch. 7 - Integumentary System
Ch. 8 - Bone and Cartilage
Ch. 9 - Skeletal System
Ch. 10 - Joints
Ch. 11 - Muscles
Ch. 12 - The Nervous System I: Neurons and Neuronal Networks
Ch. 13 - The Nervous System II: The Central Nervous System
Ch. 14 - The Autonomic Nervous System
Ch. 15 - Sensory Physiology
Ch. 16 - The Endocrine System
Ch. 17 - Cardiovascular Physiology I: The Heart
Ch. 18 - Cardiovascular Physiology II: Blood, Blood Vessels, Circulation, and Exchange
Ch. 19 - The Urinary System
Ch. 20 - Respiratory Physiology
Ch. 21 - Acid-Base Balance-- Controlling Blood pH
Ch. 22 - Introduction to the Immune System
Ch. 23 The Lymphatic System
Ch. 23 - The Digestive System
Ch. 24 - Regulation of Metabolism and Energy Balance
Ch. 25 - Human Sexual Reproduction and Development
Sections
Overview of the Cardiovascular System
Heart Anatomy
Detailed Heart Anatomy
Coronary Arteries
Coronary Veins
Development of the Heart
Cardiac Muscle Action Potentials
Cardiac Muscle Excitation-Contraction Coupling
Cardiac Electrophysiology I: Nodal Fibers, Pacemaker Potentials, and Automaticity
Cardiac Electrophysiology II: Electrical Conduction Pathways
Electrocardiography I: Electrodes, Currents, and Leads
Electrocardiography II: Interpreting an EKG
The Cardiac Cycle I: Understanding the Valves
The Cardiac Cycle II: Systole and Diastole
The Cardiac Cycle III: Volumes in the Left Ventricle
The Cardiac Cycle IV: Heart Sounds
The Cardiac Cycle V: The Wiggers Diagram
The Cardiac Cycle VI: The Ventricular Pressure-Volume Loop
Cardiac Output I: Definitions
Cardiac Output II: The Frank-Starling Law of the Heart
Cardiac Output III: Autonomic Regulation of Cardiac Function
LearnAdditional Practice
Next SectionDetailed Heart Anatomy

Concept #2: Following a Drop of Blood

Practice: Which of the following describes blood passing though the pulmonic valve?

Practice: Which of the following describes blood passing through the mitral valve?

Previous SectionOverview of the Cardiovascular System
Next SectionDetailed Heart Anatomy
Additional Problems
Unidirectional flow in the heart is ensured because the heart contains __________ that prevent backflow.
The valve that prevents backflow of blood into the right ventricle is the _______ _______ valve.
The tricuspid and bicuspid/mitral valves prevent backflow of blood from the atria into the ventricles.TrueFalse
Drag each statement to the appropriate position to identify the valve being described.