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WorksheetsS4 Circulatory System
Total questions: 50
Worksheet time: 25mins
The function of the circulatory system in humans
transport blood to all organs and tissues
regulate oxygen concentration
regulate CO2 concentration
make the body move
Blood is a tissue
true
false
Which one is not a function of the blood?
Produce hormones
Distribute oxygen
Remove wastes
Control the water content in the body
The blood helps with thermoregulation of the body
true
false
maybe
The blood cannot transport ....
regulating molecules
ions
proteins
nucleic acids
All mammals have a cardiovascular system with ...
A heart and blood vessels
A heart and lungs
Blood vessels and lymph nodes
Capillaries and a nerve net
The heart muscle is generally ...
Strong
Weak
Depends on the person
I don't know
The heart needs to create enough .... to get the blood flowing to through the body and come back
pressure
output
pulse
concentration
Which is not a type of blood vessel?
vein
capillary
artery
myocardium
Veins
transport blood towards the heart
transport blood away from the heart
have a thick wall
have high blood pressure
arteries
transport blood towards the heart
transport blood away from the heart
have low blood pressure
have thin walls
capillaries
have very thin walls
are found deep in the body
have high blood pressure
have thick walls
A human's blood circulation is said to be
open
double
single
incomplete
The circulatory system is said to be closed because
the blood always stays within the blood vessels
it does not go anywhere
it closes around the heart
the blood flows outside the blood vessels
The circulatory system is said to be double because...
it has two circulations
we have two hearts
there are two types of vessels
the blood is mixed
The circulatory system is said to be complete because...
oxygenated and oxygen-poor blood never mix
oxygenated and oxygen-poor blood always mix
oxygenated and oxygen-poor blood are found everywhere
oxygenated and oxygen-poor blood have the same colour
The aorta is
a vein
a capillary
an artery
an arteriole
The aorta is the ...... of all blood vessels
smallest
largest
thinnest
slowest
The "big circulation" is also called the
pulmonary circuit
systemic circuit
arterial circuit
hepathic circuit
The coronary arteries are located ...
in the neck
in the head
in the legs
in the thorax
the carotid arteries
are veins
have high blood pressure
have low blood pressure
carry oxygen-poor blood
the aortic arch is located
above the heart
below the heart
in the chest
in the head
the coronary arteries are located ...
on the heart
in the neck
in the abdomen
in the legs
the carotid arteries
bring blood to the head
bring blood away from the head
transport oxygen-poor blood
are in the thorax
The aorta bends down in the abdomen and forms the ...
thoracic aorta and abdominal aorta
thoracic aorta and abdominal vein
thoracic vein and abdominal vein
thoracic vein and abdominal aorta
An arteriole is ...
A small artery
A big artery
A capillary
transporting oxygen-poor blood
A venule is ...
a small vein
a large vein
transports oxygenated blood
transports blood towards capillaries
Choose the correct order of blood flow
artery - arteriole - capillary - venule - vein
vein - venule - capillary - arteriole - artery
vein - capillary - venule - artery - arteriole
arteriole - artery - capillary - vein - venule
In the pulmonary circuit the blood leaves the lungs in the
pulmonary veins
pulmonary arteries
aorta
vena cava
In the pulmonary circuit, the blood leaves the heart in the
pulmonary arteries
pulmonary veins
aorta
vena cava
In the systemic circuit, the blood leaves the heart through the
aorta
vena cava
pulmonary artery
pulmonary vein
In the systemic circuit, the blood enters the heart through the
vena cava
aorta
pulmonary artery
pulmonary vein
The superior vena cava
Is part of the pulmonary circuit
Brings blood away from the heart
is an artery
Brings blood towards the heart
The hepatic portal circuit goes to the
lungs
head
liver and intestines
kidneys
The heart is positioned in the
myocardium
mediastinum
head
endocardium
The muscle in the heart is called the
myocardium
endocardium
pericardium
mediastinum
The internal membrane protecting the heart is the
endocardium
pericardium
myocardium
alicardium
The membrane protecting the outside of the heart is the
pericardium
endocardium
ericardium
mecardium
The function of the coronary arteries is to
bring oxygenated blood to the heart muscle
bring oxygen-poor blood to the heart muscle
bring CO2 to the heart muscle
cool down the heart
Number 1 is the
right atrium
left atrium
right ventricle
left ventricle
Number 2 is the
right atrium
left atrium
right ventricle
left ventricle
Number 3 is the
right atrium
left atrium
right ventricle
left ventricle
Number 4 is the
right atrium
left atrium
right ventricle
left ventricle
The letter "a" is a ...
atrioventricular valve
tendon
semilunar valve
venus valve
The letter "b" is a ...
atrioventricular valve
tendon
semilunar valve
venus valve
When the heart muscle is contracted it is said to be in
myocardium
diastole
systole
cardiac arrest
When the heart muscle is relaxed it is said to be in
myocardium
diastole
systole
cardiac arrest
The sound of the heartbeat is caused by the
opening of the atrioventricular valves and closing of the semilunar valves
closing of the atrioventricular valves and closing of the semilunar valves
opening of the atrioventricular valves and opening of the semilunar valves
closing of the atrioventricular valves and opening of the semilunar valves
In a healthy adult person the total volume of blood is circa
6 L
5 L
12 L
3 L
In a healthy adult the cardiac output is circa
5 L
5 L/min
6 L
6 L/min
