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WorksheetsCardiovascular System- Ayre
Total questions: 51
Worksheet time: 26mins
What does blood carry from one place to another?
Nutrients
Hormones
Waste
Body heat
All of the above
Cardiovascular System - Blood True or False: Blood is the only fluid tissue in the body.
True
False
Blood contains both ______ and ______ components.
solid, liquid
gas, liquid
solid, gas
plasma, gas
Erythrocytes (Also known as Red Blood Cells or RBC) make up about what percentage of the total blood sample?
10%
25%
45%
55%
Plasma makes up ______% of the total blood sample.
55
25
70
40
Leukocytes (Also known as White Blood Cells or WBCs) make up less than what percentage of the total blood sample?
1%
10%
45%
55%
What is the function of platelets in the blood?
Platelets are not technically cells and are used in clotting.
Platelets transport oxygen throughout the body.
Platelets produce antibodies to fight infections.
Platelets regulate blood sugar levels.
Blood color varies based on oxygen levels. If O2 rich, blood will be ______. If O2 poor, color will be a dull red or purple.
scarlet
blue
green
yellow
What is the normal pH range of blood?
7.35-7.45
6.8-7.0
7.8-8.0
6.0-6.5
Blood accounts for what percentage of your total body weight?
8%
2%
15%
20%
If WBC >11K, what should you think?
Think bacterial or viral infection.
Think anemia.
Think dehydration.
Think hypoglycemia.
The cardiovascular system is similar to which of the following?
Highway/interstate system
Plumbing system with pump and pipes
Both A and B
None of the above
What is the major function of the cardiovascular system?
Transportation (delivers O2 and nutrients, carries away waste)
Production of hormones
Regulation of body temperature only
Control of voluntary muscle movement
The cardiovascular system runs 24/7 at a consistent level of function, but at a various pace based on activity.
True
False
What is the function of the heart?
The heart is a pump with 1 way valves.
The heart produces digestive enzymes.
The heart filters waste from the blood.
The heart controls body temperature.
What is the approximate size of the heart?
About the size of a fist
About the size of a basketball
About the size of a grain of rice
About the size of a watermelon
Which of the following best describes the shape of the heart?
Spherical
Cone shaped with a base and apex
Cylindrical
Flat
What is the weight of the heart?
Less than 1lb
2-3 lbs
5 lbs
10 lbs
The heart’s pointed APEX points toward which direction?
Right hip
Left hip
Right shoulder
Left shoulder
The heart is enclosed in a 3 layered sac called the ________.
Pericardium
Endocardium
Myocardium
Epicardium
How many hollow cavities or chambers does the heart have?
4
2
3
5
Name the two types of chambers in the heart.
Atria and Ventricles
Arteries and Veins
Capillaries and Valves
Nodes and Sacs
Which side of the heart has a thicker wall?
The left side
The right side
Both sides are equally thick
Neither side has a wall
What are the names of the AV valves in the heart?
Left AV is called Bicuspid or Mitral Valve; Right AV is called Tricuspid Valve
Left AV is called Tricuspid Valve; Right AV is called Bicuspid or Mitral Valve
Left AV is called Pulmonary Valve; Right AV is called Aortic Valve
Left AV is called Semilunar Valve; Right AV is called Mitral Valve
What is Tachycardia?
Heart Rate (HR) > 100
Heart Rate (HR) < 60
Blood Pressure > 140/90
Respiratory Rate > 20
What is the definition of Bradycardia?
HR <60
HR >100
BP <90/60
RR >20
Cardiac Output (CO) is the amount of blood pumped out by ventricles of the heart in how much time?
1 minute
1 second
1 hour
1 day
Stroke Volume (SV) is the amount of blood pumped out of ventricles with each ________.
pump
minute
hour
day
What is Pericarditis?
Inflammation of the pericardium
Infection of the lungs
Swelling of the liver
Blockage of the arteries
Endocarditis is caused by: Choose the correct answer.
Viral infections
Bacterial infections
Fungal infections
Decrease in fluid
What is a major cause of death in heart attack patients due to rapid quivering of the ventricles?
Fibrillation
Bradycardia
Aneurysm
Pericarditis
Angina is caused when the myocardium is deprived of ________.
oxygen
glucose
carbon dioxide
calcium
Congestive Heart Failure (CHF) occurs when the heart's pumping is ________ and circulation is inadequate.
ineffective
accelerated
excessive
efficient
Left sided CHF is associated with: Choose the correct answer.
Pulmonary congestion
Peripheral congestion
Distal edema
Valve replacement
Right sided CHF is associated with:
Pulmonary congestion
Pulmonary edema
Peripheral congestion
Crushing chest pain
On the right side of the heart, blood enters through the ________ and exits through the ________.
enters through the Superior and Inferior Vena Cava, exits through the Pulmonary trunk
enters through the Pulmonary veins, exits through the Aorta
enters through the Aorta, exits through the Pulmonary veins
enters through the Left Atrium, exits through the Right Ventricle
How many pulmonary veins are on the left side of the heart?
4
2
3
5
The aorta is a large vessel that pumps blood out to supply all essential ________.
body tissues
body fluids
body bones
body nerves
Which arteries branch from the base of the aorta?
Pulmonary arteries
Coronary arteries
Carotid arteries
Femoral arteries
Arteries are thicker than veins because they need to be able to handle high pressure and ________.
stretch/recoil
store blood
filter waste
absorb nutrients
The main function of valves in veins is to:
prevent the backflow of blood
increase blood pressure
pump blood to the heart
filter waste from blood
Capillaries are ________ cell thick and are places for easy exchanges.
1
2
5
10
The function of the Autonomic Nervous System (ANS) in the heart's electrical system is:
to regulate the heart rate and force of contraction
to produce red blood cells
to control voluntary muscle movement
to digest food
The SA Node is located in the ________ atrium and is known as the 'drummer' of the heart.
right
left
upper
lower
Damage to the SA node results in:
Heart attack
Artificial pacemaker
Stroke
Heart murmur
"Lub" is the closing of which valves?
Semilunar valves
AV valves
Heart murmurs are ________ or unusual heart sounds.
abnormal
normal
silent
regular
What does the P wave in an EKG/ECG represent?
Firing of the SA node in atrium
Ventricular depolarization
Atrial repolarization
Ventricular repolarization
What does the QRS wave in an EKG/ECG represent?
Depolarization of ventricles
Repolarization of atria
Depolarization of atria
Repolarization of ventricles
What does the T wave in an EKG/ECG represent?
Repolarization of ventricles
Depolarization of atria
Depolarization of ventricles
Repolarization of atria
Murmurs are common in which age groups due to heart walls being thin and hearing the vibration of the rush of blood?
Very young and elderly
Only middle-aged adults
Teenagers only
Infants only
