Bio 169 Cardiology and immunity latest 2024\2025
|Well Asked Question And Accurate Answers
papillary muscles
extend from the endocardium of both ventricles and are attached to the cusps of the right and left
valves
right bundle branch
is a bifurcation of conduction myofibrils at the interventricular septum that distributes the impulses
from the AV bundle to the right ventricle
Atrial Tachycardia
arrhythmia that usually has a rate between 150-250 bpm and consist of rapid heart rates that result
from a regular succession of ectopic beats in the atria or from a reentry pathway within the AV node
An electrocardiogram is a surface measurement of the electrical potential generated by electrical
activity in
purkinge fibers
the heart comprises_______% of the body weight and uses ______% of the body's oxygen
.5%; 5%
1
, the ________ returns 20% of the coronary circuit venous return to the __________
small coronary veins; right ventricle
the ________ valve prevents backflow from the RV into the RA during RV _______
tricuspid; systole
specialized muscle structures in the ventricles called ____________ contribute to the structure of the
chambers
trabeculae carnae
the epicardium and the parietal pericardium secrete ___________ fluid into the ___________ sac
serous; pericardial
the LAV along with the RAV form the _________ heart sound known as __________
first; lubb
NSR is the abbreviation for
normal sinus rhythm
composed of auto-rhythmic cells located at the junction of the four chambers of the heart, this acts
as the secondary pacemaker_________
atrio-ventricular node
the ______ wave is the first positive deflection that represents atrial _________ as it spreads from
the _____ node and across both atria
2
|Well Asked Question And Accurate Answers
papillary muscles
extend from the endocardium of both ventricles and are attached to the cusps of the right and left
valves
right bundle branch
is a bifurcation of conduction myofibrils at the interventricular septum that distributes the impulses
from the AV bundle to the right ventricle
Atrial Tachycardia
arrhythmia that usually has a rate between 150-250 bpm and consist of rapid heart rates that result
from a regular succession of ectopic beats in the atria or from a reentry pathway within the AV node
An electrocardiogram is a surface measurement of the electrical potential generated by electrical
activity in
purkinge fibers
the heart comprises_______% of the body weight and uses ______% of the body's oxygen
.5%; 5%
1
, the ________ returns 20% of the coronary circuit venous return to the __________
small coronary veins; right ventricle
the ________ valve prevents backflow from the RV into the RA during RV _______
tricuspid; systole
specialized muscle structures in the ventricles called ____________ contribute to the structure of the
chambers
trabeculae carnae
the epicardium and the parietal pericardium secrete ___________ fluid into the ___________ sac
serous; pericardial
the LAV along with the RAV form the _________ heart sound known as __________
first; lubb
NSR is the abbreviation for
normal sinus rhythm
composed of auto-rhythmic cells located at the junction of the four chambers of the heart, this acts
as the secondary pacemaker_________
atrio-ventricular node
the ______ wave is the first positive deflection that represents atrial _________ as it spreads from
the _____ node and across both atria
2
