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WorksheetsCardiovascular system
Total questions: 10
Worksheet time: 10mins
The purpose of the four valves of heart is to ___________________.
control the rate of blood flow
ensure one-way blood flow
keep the blood in the correct chamber
maintain blood pressure
generate rhythmic contractions
In the clinical setting, blood pressure refers to _________________.
lymphatic pressure
arterial pressure
osmotic pressure
venous pressure
intracardiac pressure
Which of the following is a membrane that covers the heart?
Pericardium
Myocardium
Epicardium
Endocardium
Pericardial cavity
Which valve is between the left atrium and left ventricle?
Tricuspid
Bicuspid
Pulmonary semilunar
Aortic semilunar
Right atrioventricular
Which part of the cardiac conduction system is known as the pacemaker of the heart:
SA node
AV node
Bundle of HIS
Purkinje fibers
Bundle branches
The _______________ have walls that are one cell thick.
arterioles
arteries
veins
venules
capillaries
Which of the following are the strongest blood vessels that function to carry blood away from the heart?
arterioles
arteries
veins
venules
capillaries
Mrs. Landon has been diagnosed with coronary artery disease. Her cholesterol level is high, and the physician advised her to get more exercise and follow a low-fat-diet. At her follow-up appointment, however, the physician tests her cholesterol level and it is still unacceptably high. Which of the following medications might you expect the physician to prescribe to lower her cholesterol?
RhoGam
Lasix
Lipitor
Asprin
Ibuprofen
When the ventricles relax, blood pressure in arteries is at its lowest. This pressure is called the ____________ pressure.
systolic
diastolic
On the diagram of the ECG, the letter _____, or P wave, indicates that an electrical impulse was sent through the atria:
A
B
C
D
E
