Lecture 4 Assignment Flashcards
The upper chambers of the heart are called ______________________.
right atrium and left atrium
(Atria)
The right ventricle pumps deoxygenated blood into what vessel? ___________________
pulmonary trunk
If excess fluid builds within the pericardial space, it can lead to a condition called ________________________________.
cardiac tamponade, or pericardial tamponade
The muscular wall of the heart is called the ___________________________.
myocardium
The innermost layer of the heart wall is called the ______________________.
endocardium
The fossa ovalis is a remnant of an opening in the fetal heart known as the___________________________.
foramen ovale
The superior vena cavae, the inferior vena cavae, and the coronary sinus all empty blood into what chamber of the heart?
right atrium
The right atrioventricular valve is also known as the________________________.
tricuspid valve
Normal cardiac rhythm is established by the _____________________.
sinoatrial (SA) node
The recording of the electrical signal of the heart is called an____________________
electrocardiogram
The period of contraction that the heart undergoes while it pumps blood into circulation is called __________________________.
systole
The first heart sound in a normal heart is caused by the closing of the_______________________________.
atrioventricular valves
An unusual sound coming from the heart that is caused by the turbulent flow of blood is called a____________________________.
heart murmur
The measurement of the amount of blood pumped by each ventricle in one minute is called_______________________________.
Cardiac output (CO)
__________________________ is the condition in which resting heart rate drops below 60 beats per minute.
Bradycardia
