WorksheetsMed Term - Ch. 6 Review 2026
Total questions: 47
Worksheet time: 25mins
Name
Class
Date
1.
What is the main function of the cardiovascular system?
a)
To break down food and absorb nutrients
b)
To circulate blood through the body and defend against infection and protect the body during injury
c)
To control body movement and coordination
d)
To remove waste through the kidneys
2.
Middle layer of the heart is known as
a)
epicardium
b)
endocardium
c)
pericardium
d)
myocardium
3.
a fibroserous sac that encloses the heart (outermost layer)
a)
epicardium
b)
endocardium
c)
pericardium
d)
myocardium
4.
the innermost layer of the heart
a)
epicardium
b)
endocardium
c)
pericardium
d)
myocardium
5.
the structure that divides the heart into left and right sections, creating a double pump
a)
bicuspid valve
b)
tricuspid valve
c)
pulmonary artery wall
d)
septum
6.
the upper chambers of the heart that receive blood from the body’s veins
a)
ventircles
b)
pulmonary arteries
c)
pulmonary veins
d)
atria
7.
the lower chambers of the heart that pump blood to the rest of the body
a)
atria
b)
ventricles
c)
myocardium
d)
pulmonary veins
8.
Blood flows in one direction through the heart because valves guide it between the chambers and into the major blood vessels.
a)
True
b)
False
9.
Movement of blood from the heart to all parts and systems of the body
a)
Systemic Circulation
b)
Pulmonary Circulation
10.
Movement of blood from the heart to the lungs and back to the heart
a)
Systemic Circulation
b)
Pulmonary Circulation
11.
The _______________ vena cava receives blood from the head, chest, and upper extremities
a)
inferior
b)
superior
c)
atria
d)
ventricle
12.
The _______________ vena cava receives blood from the abdominopelvic organs and the lower extremities.
a)
inferior
b)
anterior
c)
superior
d)
lateral
13.
largest artery in the human body
a)
aorta
b)
femoral artery
c)
pulmonary vein
d)
coronary artery
14.
blood vessels that carry oxygen-poor blood to the heart
a)
arteries
b)
capillaries
c)
aorta
d)
veins
15.
blood vessels that carry oxygenated blood from the heart to the organs, tissues, and cells of the body
a)
arteries
b)
capillaries
c)
aorta
d)
veins
16.
small, thin-walled blood vessels with semipermeable membranes that allow for gas exchange
a)
arteries
b)
capillaries
c)
aorta
d)
veins
17.
the structures responsible for electric current conduction in the heart
a)
nodal system
b)
nervous system
c)
neurological cells
d)
neuroglia
18.
Blood Pressure
a)
a measurement of blood pressure while the heart ventricles are contracting
1.
systolic pressure
b)
a measurement of blood pressure between heartbeats
2.
diastolic pressure
c)
What is a sphygmomanometer used for?
3.
to measure blood pressure
19.
What is a sphygmomanometer used for?
a)
auscultation
b)
measuring blood pressure
c)
recording heart rhythm
d)
viewing blood flow
20.
A localized, balloon-like dilation of a blood vessel is called a(n) ______________________________.
a)
embolus
b)
cardiac tamponade
c)
angina
d)
aneurysm
21.
Which statement correctly describes the difference between a thrombus and an embolus?
a)
A thrombus travels through the bloodstream, while an embolus stays in one place.
b)
A thrombus is a blood clot that stays in one place, while an embolus is a blood clot or mass of solid, liquid, or gas that breaks off and travels through the bloodstream.
c)
Both a thrombus and an embolus are infections in the blood.
d)
Both a thrombus and an embolus are types of hardened arteries.
22.
The medical term for higher-than-normal blood pressure is ______________________________, and the medical term for lower-than-normal blood pressure is ______________________________.
a)
hypotension; hypertension
b)
hypertension; hypotension
23.
In which disease does the narrowing of the arteries result in decreased blood flow to the extremities?
a)
Coronary artery disease - CAD
b)
Myocardial infarction - MI
c)
congestive heart failure - CHF
d)
peripheral artery disease - PAD
24.
Disease resulting from reduced blood flow from the heart; characterized by weakness, shortness of breath, abdominal discomfort, and edema in the lower extremities.
a)
peripheral artery disease - PAD
b)
congestive heart failure - CHF
c)
cardiomyopathy
d)
atherosclerosis
25.
What causes a myocardial infarction (heart attack)?
a)
The heart beating too fast
b)
Low oxygen in the lungs
c)
Irregular electrical signals in the heart
d)
A blocked or clogged coronary artery that causes part of the heart muscle to die
26.
The condition of diseased heart muscle is known as _________________
a)
cardiomyopathy
b)
myocardial infarction
c)
arrhythmia
d)
hypertension
27.
What is arteriosclerosis?
a)
A disease where the heart muscle weakens
b)
A heart attack caused by a blocked artery
c)
An irregular heartbeat caused by electrical problems
d)
Hardening or thickening of the arteries that makes blood flow harder
28.
A(n) ____ uses ultrasound to visualize internal cardiac structures.
a)
stress test
b)
angiogram
c)
echocardiogram
d)
Doppler ultrasound
29.
What does a Holter monitor record?
a)
heart rhythms
b)
blood flow
c)
pulse rates
d)
blood pressure
30.
What does an electrocardiogram (ECG or EKG) do?
a)
Measures blood pressure in the heart
b)
Sends electrical signals to control the heartbeat
c)
Records the electrical activity of the heart
d)
Opens blocked arteries in the heart
31.
Which imaging test uses a radioactive tracer to detect heart damage, scar tissue, or poor blood flow?
a)
Electrocardiogram (ECG/EKG)
b)
Position emission tomography (PET) scan
c)
Echocardiogram
d)
MRI
32.
In an endarterectomy, ________________ is removed from the lining of an artery.
a)
plaque
b)
buildup
c)
blood clots
d)
fat
33.
What is cardioversion?
a)
A surgical procedure used to replace a damaged heart valve
b)
A test that measures how fast blood flows through the heart
c)
A medical procedure that uses medication or an electric shock to restore a normal heart rhythm
d)
A procedure that removes blocked arteries
34.
Which procedure is used to stop atrial fibrillation (an irregular heartbeat) using drugs or an implantable cardioverter defibrillator?
a)
Defibrillation
b)
Cardioversion
c)
Pacemaker implantation
d)
Cardiac catheterization
35.
Which device is implanted in the chest or abdomen to control abnormal heart rhythms using electrical signals or shocks?
a)
Implantable cardioverter defibrillator (ICD)
b)
Cardioversion machine
c)
Defibrillator (external)
d)
Pacemaker
36.
helps reduce excess water in the body
a)
antianginal
b)
anticoagulant
c)
diuretic
d)
vasodilator
37.
prevents the formation of blood clots
a)
anticoagulant
b)
antihypertensive
c)
antianginal
d)
thrombolytic
38.
stimulates the widening of blood vessels
a)
Platelet aggregator
b)
Blood thinner
c)
Vasoconstrictor
d)
Vasodilator
39.
narrows blood vessels, increasing blood pressure
a)
Platelet aggregator
b)
Blood thinner
c)
Vasoconstrictor
d)
Vasodilator
40.
prevents or alleviates spasmodic chest pain
a)
antihypertensive
b)
anticoagulant
c)
thrombolytic
d)
antianginal
41.
helps dissolve blood clots
a)
thrombolytic
b)
vasoconstrictor
c)
anticoagulant
d)
antithrombolytic
42.
BP
(a)
43.
HTN
a)
hyperthyroidism
b)
hypertension
c)
heart tachycardia
44.
bpm
a)
Blood Pressure Measurement
b)
Beats Per Minute
c)
Body Pulse Mass
d)
Blood Plasma Marker
45.
MI
a)
Mitral Insufficiency
b)
Muscle Injury
c)
Medical Intervention
d)
Myocardial Infarction
46.
ECG
(a)
47.
CV
(a)
100 %
