WorksheetsMC1: ANAPHYSIO MIDTERMS
Total questions: 75
Worksheet time: 49mins
The heart is a ______ which contracts and expands like a pump to circulate blood throughout the body.
bone
spongy tissue
muscle
blood vessel
The circulatory system works with the ___________ system to provide our body with oxygen.
muscular
digestive
respiratory
skeletal
What heart is about the size and shape of....
basketball
baseball
toe
fist
The cells in the blood that help fight germs and illnesses are the...
white blood cells
red blood cells
plasma
platelets
What part of the blood is the liquid part that carries nutrients?
plasma
white blood cells
red blood cells
platelets
How does the heart work?
It pumps blood around the rest of the body, back to the heart and then to the lungs.
It pumps blood first to the rest of the body, back to the lungs and then to the heart.
It pumps blood first to the lungs, back to the heart and then around the rest of the body.
Which heart valves are NOT actively closed by the contraction of muscular structures?
Semilunar valves
Mitral valves
Tricuspid valves
Atrioventricular valves
The systemic circulation includes all of the following structures except one. Which is the exception?
the aorta
the femoral vein
the SVC
the pulmonary vein
the reanl artery
. In the heart, valves that ensure one-way flow of blood are found:
between the atria and the ventricles
between the ventricles and the arteries
between the vena cavae and the atria
Options A and B
Options A and C
Within the circulation, where is blood pressure highest?
. in the vena cava (great veins)
in the left ventricle
in the right ventricle
. in the pulmonary artery
in the left atrium
. Blood pressure is usually expressed in units of millimetres of mercury (mmHg) as:
diastolic pressure over systolic pressure
systolic pressure over diastolic pressure
systolic pressure minus diastolic pressure
. systolic pressure over pulse pressure
pulse pressure over diastolic pressure
The rhythm and electrical activity of the heart can be detected with electrodes on the skin and displayed in the form of an:
electro-oculogram
electroencephalogram
electrocardiogram
echocardiogram
The expression ‘cardiac cycle’ refers to:
the sequence of events in the heart that take place every minute
the volume of blood pumped by the ventricles every minute
the sequence of events that can be seen on an electrocardiogram
the sequence of events that create heart sounds
the sequence of events that take place
between one heartbeat and the next
Put these parts of the electrical conducting system of the heart in the correct order for conduction of the cardiac impulse:
1. Atrioventricular node
2. Atrioventricular (AV) bundle (bundle of His)
3. Left and right bundle branches
4. Sinoatrial node
5. Purkinje fibres
. 5 – 3 – 2 – 1 – 4
4 – 1 – 2 – 3 – 5
. 1 – 4 – 2 – 3 – 5
4 – 3 – 1 – 2 – 5
The cardiac output is determined by:
the heart rate
. the volume of blood returning to the heart (preload)
afterload which depends on systemic vascular resistance
mechanical properties of the heart
. all of the above
The atrioventricular (AV) node is important for heart function because:
. it directs the cardiac impulse from the atria to the ventricles
. it serves as the pacemaker for the heart
it delays the transmission of the cardiac impulse from the atria to the ventricles
Options A and B are correct
Options A and C are correct
Which of the following terms describes the volume of blood ejected by the heart in one minute?
end diastolic volume (EDV)
stroke volume (SV)
. heart rate (HR)
cardiac output (CO)
blood pressure (BP)
The heart is a ______ which contracts and expands like a pump to circulate blood throughout the body.
bone
spongy muscle
muscle
blood vessel
A fibroserous sac that encloses the heart
pericardium
myocardium
endocardium
chordae tendineae
The largest artery in the human body
aorta
femoral artery
pulmonary trunk
superior vena cava
The measurement of blood pressure during cardiac contraction
systolic
diastolic
bradycardia
sphygmomanometer
Listening to the sounds of the body is called
auscultation
angiogram
cardioversion
doppler ultrasound
Which of the following is not a characteristic of capillaries?
Smallest of the 3 blood vessels
Huge network of them which links veins and arteries
Thick, elastic walls
Systolic pressure is...
The higher blood pressure measurement
mmHg
The lower blood pressure measurement
The pressure when the heart rests between beast
The pressure when the heart pushes blood through arteries
Stroke Volume is...?
The amount of times the heart beats in one minute
How much blood we use when exercising
The amount of blood that leave the heart in one minute
The amount of blood that leaves the heart per beat
Which cell delivers oxygen to cells?
Erythrocytes
Leukocytes
Plasma
Veins
The valve that opens the Left Atrium and Left Ventricle
Tricuspid Valve
Aortic Valve
Pulmonary Valve
Mitral Valve
Another name for the circulatory system is ________ because it is described as the system that consists of the heart, blood vessels, and blood.
Heart
Respiratory System
Cardiovascular System
Arterial System
What is the correct path through the circulatory system which describes the passage of a blood clot originating in the left leg?
Vena cava → left atrium → left ventricle → lungs → right atrium → right ventricle → aorta
Vena cava → right atrium → right ventricle → lungs → left atrium → left ventricle → aorta
Vena cava → left atrium → right atrium → lungs → left ventricle → right ventricle → aorta
Vena cava → right atrium → left atrium → lungs → right ventricle → left ventricle → aorta
What divides the left side of the heart from the left side?
Atrium
Ventricles
Wall
Septum
How can the circulatory system promote heat retention/conservation, such as on a cold day?
Vasoconstriction
Vasodilation
Decreasing tunica media contraction
Increasing capillary surface area
A tiny blood vessel that allows for exchange between the blood and cells in the tissues in the body is called a
Blood vessel
Vein
Capillary
Artery
The left ventricle has a larger muscle, why?
Because the blood is thicker when oxygenated
This side pushes blood around the whole body which needs more power
The aorta puts up a lot of resistance
Genetic abnormality
Which Blood flow cycle, starts at the left ventricle and ends at the right atrium and carries oxygenated blood to the rest of the body?
Pulmonary Circulation
Systemic Circulation
Both 1 & 2
None of the above
The heart is best described as a:
muscular pump
storage chamber
message center
filtration unit
Neutrophils and Lymphocytes are examples of:
platelets
thrombocytes
erythrocytes
leukocytes
Which of the following is the correct order for the electrical signal of a heartbeat?
AV node – SA node – AV bundle – Purkinje Network
AV bundle – SA node – AV node – Purkinje Network
SA node – AV node – AV bundle – Purkinje Network
SA node – Purkinje Network – AV node – AV bundle
Why does blood turn dark red as it circulates through the body?
It starts to clot
It gets old and dirty flowing through the body
The oxygen in it is replaced with carbon dioxide
The farther blood is from the heart, the more dark red it is
What happens to blood when it is pumped into the thin_walled blood vessels of the lungs?
Platelets are exchanged for plasma
Carbon dioxide is replaced with oxygen
Blood fills the lungs and causes coughing
Nothing _ the lungs are just a place blood goes through on its way back to the heart
_______ are the smallest blood vessels with the _______ walls in order to maximize diffusion of nutrients in and out of the interstitial fluid.
Arteries; thinnest
Venules; thickest
Arterioles; thickest
Capillaries; thinnest
Prevents blood from flowing back into the atria when the ventricles contract.
Aorta
AV node
Tricuspid and bicuspid valves
Left atrium
Semilunar valves
One of the body’s largest blood vessels that transports blood from the body region below the diaphragm to the heart.
Aorta
Pulmonary trunk
Pulmonary veins
Left ventricle
Inferior vena cava
When this chamber contracts it pushes blood through the tricuspid valve.
Left atrium
Left ventricle
Right atrium
Right ventricle
Aorta
Initiates the action potential that causes the heart to beat.
SA node
AV node
Semilunar valves
Tricuspid & bicuspid valves
Aorta
Responsible for distributing electrical impulses throughout the heart.
SA node
AV node
Semilunar valves
Tricuspid & bicuspid valves
Aorta
1. Heart rate multiplied by stroke volume equals what?
Heart beat
Cardiac output
Systole
Cardiac cycle
1. Vasodilation is…
When blood vessels decease in diameter
When blood vessels increase in diameter
A rise in core body temperature
A decrease in core body temperature
After receiving blood from the pulmonary vein, the blood will take the route of…
Left atrium, left ventricle, aorta
Right atrium, right ventricle, aorta
Left ventricle, left atrium, aorta
Right ventricle, right atrium, aorta
The role of capillaries is to:
Carry oxygen and nutrients to cells, and take carbon dioxide away from the cells
Carry deoxygenated blood and waste away from body cells and to the heart
Take oxygenated blood to the heart
Maintain oxygen levels in blood
Systole is...
the word used to describe the heart and its functions
when the heart contracts, the blood is forced out of the heart
the name of the blood leaving the body
when the heart relaxes, blood enters the heart
What is unique about the pulmonary artery?
Blood flows through it
It carries oxygen-rich blood, whereas most arteries only carry oxygen-poor blood.
It carries both oxygen-poor and oxygen-rich blood, whereas most arteries only carry one or the other.
It carries oxygen-poor blood, whereas most arteries only carry oxygen-rich blood.
How do the lungs interact with the cardiovascular system?
It has the oxygen that oxygen-poor blood needs to become oxygen-rich
It pumps the blood
It carries the blood
It stores the blood
Interpret the meaning of the term: Myocardium
Outer layer of the heart
Inner layer of the heart
Heart muscle layer
Heart marrow layer
Which of these is PRODUCED BY cellular respiration?
O2 and Energy
CO2, Energy and heat
Glucose and Energy
O2, Energy and heat
In the capillaries (small vessels) of the lungs, the RBC changes to a bright red color. This means the RBC now carries which gas?
Nitrogen
Hydrogen
Oxygen
Carbon dioxide
Interpret the meaning of the term: Tachycardia
Normal heart rate
Fast heart rate (>100 BPM)
Slow heart rate (<60 BPM)
Heart failure
Which is NOT a function of the cardiovascular system?
deliver O2 and nutrients to cells
remove CO2 and wastes from cells
break down carbohydrates into glucose
transport other materials through body
Blood cell that protect the body against infection
Platelets
Plasma
Hemoglobin
White Blood Cells
Blood
Types of cells in the blood that causes blood clots to form
Platelets
Blood
Plasma
Hemoglobin
White blood cells
A universal donor
Type O
Type AB
Type B
Type A
Can donate red blood cells to only AB but can receive from all others.
Type O
Type AB
Type B
Type A
