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WorksheetsCardiovascular System
Total questions: 26
Worksheet time: 19mins
The function of the cardiovascular system is to deliver _________ and ____________ and to remove _____________ ___________ and other waste products
(a)
The heart is between the lungs in the inferior __________
omentum
Mesentery
mediastinum
intestines
The apex of the heart points at the ______ hip.
Right
Left
The pericardium of the heart consists of the _______ and __________ pericardium.
visceral
inferior
superior
parietal
The three layers of heart from innermost to outermost are the ____________, __________________, and ______________
(a)
The _________ are the top, recieving chambers of the heart.
atria
veins
ventricles
arteries
The _________ are hte bottom, discharging chambers of the heart.
Atria
veins
arteries
ventricles
The intraatrial septum divide the two atria while the (a) septum divides the two ventricles.
Valves, including the bicuspid and tricuspid valves, allow blood to travel both ways through them.
True
False
The left side of the heart sends blood to the _______ while the right side of the heart sends blood to the ________.
(a)
The Aorta leaves the _____ ventricle while the pulmonary arteries leave the _____ ventricle.
(a)
The _____ _____ enter the right atrium.
pulmonary veins
vena cava
mitral vave
aorta
The _____ ______ enter the left atrium.
pulmonary veins
vena cava
mitral valve
aorta
The heart is an ________ ________ system (_______) which means that it contracts, without nerve impulses, in a regular, continuous way
intrinsic
conductive
electrical
nodal
The sinoatrial node is in the right atrium and acts as a ____________.
electical signal
pacemaker
stopwatch
impulse
Contraction is initiated by the __ node.
Av
Sa
Ta
Am
Heart contractions form depolarization in one direction, from _____ to ventricles.
aorta
atria
lungs
ventricles
List the order of where the impulses in the heart spread. 1. AV budles, 2. SA bundles, 3. Purkinje fibers, 4. Bundle branches (just the numbers)
(a)
Term for a fast heart rate, over 100 bpm
(a)
Term for slow heart rate, under 60bpm
(a)
Term for contraction
(a)
Term for relaxation
(a)
events of one complete heart beat
Cardiac cycle
Mid-to-late diastole
Ventricular systole
Early diastole
blood flows from atria into ventricles
Cardiac cycle
Mid-to-late diastole
Ventricular systole
Early diastole
blood pressure builds before ventricle contracts, pushing out blood
Cardiac cycle
Mid-to-late diastole
Ventricular systole
Early diastole
atria finish refilling, ventricular pressure is low
Cardiac cycle
Mid-to-late diastole
Ventricular systole
Early diastole
