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WorksheetsBlood, Heart, and Circulation
Total questions: 65
Worksheet time: 49mins
The smallest blood vessels in humans are called
xylem
arterioles
capillaries
veins
The main function of the circulatory system is
to give the body structure and support
transport blood, nutrients, and gases throughout the body
excrete waste
to transport messages from the body to the brain
What is the function of the heart?
to pump blood around the body
to allow blood to flow through it
to remove oxygen from the blood
to breath
Arteries:
carry oxygenated blood to the heart
carry deoxygenated blood to the heart
carry oxygenated blood away from the heart
carry deoxygenated blood away from the heart
Veins:
carry deoxygenated blood to the heart
carry oxygenated blood to the heart
carry deoxygenated blood away from the heart
carry oxygenated blood away from the heart
The function of all valves is to
create pressure
prevent backflow
pump blood
carry blood to the heart
My heart is a ______ that pumps blood through the body.
cell
muscle
tissue
bone
The heart has how many chambers?
1
2
3
4
What are the four chambers of the heart?
R atrium,
R ventricle,
L valve,
L valve
R lung,
R ventricle,
L lung,
L ventricle
R atrium,
R artery,
L ventricle,
L vein
R atrium,
R ventricle,
L atrium,
L ventricle
The aorta is a:
vein
artery
capillary
valve
The circulatory system works with the _____system to provide Oxygen?
respiratory
muscular
digestive
skeletal
What is the purpose of leukocytes?
carry oxygen
provide clotting of blood
fight infection
None
What is the purpose of Erythrocytes?
carry oxygen
provide clotting for blood
fight infection
none
Where are RBCs produced?
pancreas
muscles
bone marrow
heart
What is the natural pacemaker of the heart?
bundle of his
SA node
AV node
none
A myocardial infarction is also known as:
cancerous tumor
stroke
heart attack
ruptured blood vessel
Blood returns to the heart from the upper body via what vessel?
pulmonary artery
inferior vena cava
aorta
superior vena cava
Blood returns to the heart from the lungs via what vessel?
aorta
pulmonary arteries
vena cava
pulmonary veins
The heart is about the size of your:
fist
foot
head
hand
The frequency of heart contractions is:
respiratory rate
heart rate
blood pressure
muscle contractions
What chamber of the heart receives blood from the body
R ventricle
L atrium
R atrium
R ventricle
Blood is made up of:
plasma, platelets, RBC, thrombocytes
plasma, RBC, WBC
red blood cells, white blood cells,
plasma, RBC, WBC, Platelets
What divides the heart into the L and R side?
sternum
sceptor
septum
sputum
Which substance is transported by hemoglobin?
nitrogen
oxygen
urea
water
What type of substances are transported in the blood through the circulatory system?
Nutrients
Wastes
Oxygen and carbon dioxide
All of the above
What are arteries?
Thin-walled vessels that carry blood away from the heart
Thin-walled vessels that carry blood towards the heart
Thick-walled vessels that carry blood away from the heart
Thick-walled vessels that carry blood towards the heart
What are veins?
Thin-walled vessels that carry blood away from the heart
Thin-walled vessels that carry blood towards the heart
Thick-walled vessels that carry blood away from the heart
Thick-walled vessels that carry blood towards the heart
Why do ventricles have thick, muscular walls?
They must pump blood up the atria
They are made of skeletal muscle
They must pump blood to the lungs and out to the body
What is the name of the muscular middle layer of the heart?
myocardium
pericardium
endocardium
septum
Which component of blood plays an important role in clotting to prevent "bleeding out"
erythrocytes (red blood cells)
thrombocytes (platelets)
leukocytes (white blood cells)
esoinophils
Which type of circulation transports blood to and from the lungs?
Pulmonary
Lung Circulation
Systemic
Blood vessels
The largest artery of the body, which is about the size of a garden hose
Aorta
Atria
Atrium
Apex
Pulmonary veins carry
Oxygenated blood
Deoxygenated blood
Platelets only
White blood cells only
After the right atrium, blood travels to the
Right ventricle
Left atrium
Left ventricle
Aorta
Which chamber pumps blood through the aorta?
Left ventricle
Left atrium
Right ventricle
Right atrium
Blood is under more pressure in the
Arteries
Veins
How many layers of cells make up the wall of a capillary?
1
2
3
4
The highly branched nature of capillaries results in
the blood vessel being very delicate.
a high surface area for material exchange.
a slow blood flow to allow more time for material exchange.
all of the above.
What makes up around 55% of the blood?
Plasma
Red Blood Cells
White Blood Cells
Platelets
What is "normal" blood pressure
120/110 mmHg
120/80 mmHg
100/80 mmHg
140/80 mmHg
What type of antigens can be found on the surface of RBC's when someone has blood type O?
A
B
AB
none
Why is AB blood type unique?
can only have RH antigens
doesn't have any A nor B antigens on the RBC's
doesn't produce A nor B antigens
doesn't produce A nor B antibodies
This cell type combats parasitic infections but also helps to promote inflammation and plays a role in allergic reactions
Basophil
Monocyte
Eosinophil
Neutrophil
White blood cells that produce antibodies for long term immunity.
basophils
eosinophils
lymphocytes
monocytes
Why is the right side of the heart much thinner than the left side?
The left side does not hold any blood.
The right side releases blood to the left.
This isn't correct because the left and right sides dot he same thing.
The left side pumps blood to the entire body.
What is the smooth layer of cells called that line the inside of the heart?
myocardium
endocardium
pericardium
artery
What is the name of the process where white blood cells surround, engulf and digest pathogens?
protein synthesis
photosynthesis
vaccination
phagocytosis
hormone which promotes production of blood cells
tissue factor
erythropoietin
fibrinogen
thrombus
Which WBC is most numerous?
basophil
eosinophil
neutrophil
monocytes
Elevated levels of eosinophils indicate
a parasitic infection
a bacterial infection
a viral infection
leukemia
Number 2 points to the string-like part of the valve, called
coronary artery
chordae tendinae
interventricular septum
auricles
Select the best answer.
When blood is brought to the lungs ____.
It releases carbon dioxide to the lungs
It releases oxygen and collects carbon dioxide
It releases oxygen to the lungs
It releases carbon dioxide and collects oxygen
Blood flows from the right atrium to the right ventricle through this valve.
Mitral Valve
Aortic Valve
Pulmonary Valve
Tricuspid Valve
The valve found between the right atrium and right ventricle is called the _____.
Mitral Valve
Tricuspid Valve
Pulmonary Valve
Aortic Valve
Blood travels from the left ventricle through this valve when heading to the aorta.
Mitral Valve
Aortic Valve
Pulmonary Valve
Tricuspid Valve
Which valve separates the left atrium from the left ventricle?
Mitral Valve
Aortic Valve
Pulmonary Valve
Tricuspid Valve
Carbon dioxide rich blood enters the heart through what chamber?
Right Atrium
Left Atrium
Right Ventricle
Left Ventricle
