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WorksheetsHeart grade 4
Total questions: 18
Worksheet time: 9mins
Your heart is
as big as our
closed fist.
TRUE
FALSE
It is located just
IN FRONT of the
breastbone,
between the lungs.
TRUE
FALSE
Heart
is made up of
cardiac muscles
TRUE
FALSE
Lungs is the
center of your
circulatory
system
TRUE
FALSE
What do you call the sac that enclosed and protects the heart?
veins
pericardium
pump and force
blood to circulate
around your body.
chambers
atrium
ventricle
Your heart pumps
blood about 70 times a
minute or 100,000
times a day without
getting tired.
FALSE
TRUE
receives blood returning
to the heart from the
body while ventricles
pump blood from the
heart to the body.
chamber
atria
ventricle
The main difference between
right and left atria is that right
atrium receives deoxygenated
blood from the body whereas left
atrium receives oxygenated blood
from the lungs.
TRUE
FALSE
muscular chamber that
pumps blood out of the
heart and into the
circulatory system.
VENTRICLES
AORTA
The right ventricle receives the
deoxygenated blood from the right
atrium and pumps it to the pulmonary
artery. The left ventricle, on the other
hand, receives oxygen-rich blood from
the left atrium and pumps it to the
aorta.
VENTRICLES
AORTA
main
artery that carries blood
away from your heart to
the rest of your body.
VENTRICLES
AORTA
Heart transports nutrients
and oxygen to the different
parts of your body and at
the same time collects wastes
to be taken out of your body.
TRUE
FALSE
occurs when blood
clots block the flow
of blood to the
heart.
HEART ATTACK
BROKEN HEART
occurs when blood clots weaken
the heart due to the
inflammation of the inner lining
of the heart or inability of a heart
valve to close.
lock the flow of blood to the
heart.
HEART ATTACK
Rheumatic
Heart
Disease
Irregular
Heartbeat or
Palpitation
caused by stress,
panic, and certain
drugs and food.
HEART ATTACK
Rheumatic
Heart
Disease
Irregular
Heartbeat or
Palpitation
can also be linked to
other diseases that
affect the heart, like
goiter and asthma.
HEART ATTACK
Rheumatic
Heart
Disease
Irregular
Heartbeat or
Palpitation
Palpitations
crefers to a defect in
the heart structure or
major blood vessels
that exists at birth.
CONGENITAL
HEART DISEASE
Rheumatic
Heart
Disease
Irregular
Heartbeat or
Palpitation
Palpitations
