Download Send blood to the heart

International School Manila
Systems: Digestive
Circulatory
Respiratory
#1
The esophagus is
A: Where nutrients are
B:
A muscular tube that
connects the mouth
and stomach
D:
Not always needed
absorbed
C: A hollow tube with
cartilage rings
B
#2
The pulmonary artery sends blood to the
A: Lungs
B:
Heart
C: Small Intestines
D:
Brain
A
#3
Nutrients are absorbed in the
A: Large Intestines
B:
Stomach
C: Mouth
D:
Small Intestines
D
#4
One of the main function of the circulatory system is
A: Send CO2 around the
B:
Carry Nutrients around
the body
D:
Both b and C
body
C: Pump oxygen around
the body
D
#5
Veins
A: Send blood to the
B:
Send blood away from
the heart
D:
Neither A and B
heart
C: Both a and B
A
#6
The alveoli sacs
A: Are located on the
B:
Are in the heart
D:
Decrease the surface
area of the lungs
trachea
C: Where gas exchange
takes place
C
#7
The circulatory system is divided into 2 loops, why?
A: Because the brain
B:
needs blood
C:
Blood needs to be
pumped to the lungs to
receive oxygen, then to be
pumped around the body
D:
The body is too big for
1 loop
Deoxygenated blood is
sent to the heart to be
pumped around the body
C
#8
Deoxygenated blood coming back to the heart enters
A: The right atrium
B:
The left atrium
C: The right ventricle
D:
The left ventricle
A
#9
When the diaphragm moves down, it
Creates Low pressure
A: causing air to rush in
and inflate the lungs
Creates Low pressure
C: causing air to rush out
and deflates the lungs
B:
Creates High pressure
causing air to rush in
and inflates the lungs
Creates High pressure
D: causing air to rush out and
deflates the lungs
A
#10
Why does the left ventricle have thicker walls than
the right ventricle?
A: Because it does
B:
Because it develops
first
C: It sends blood to the
D:
It has to pump blood
all around the body
lungs
D
#11
How are the respiratory and the circulatory systems linked?
A: Nutrients need to get
to the lungs and heart
The lungs provide the
O2 and allows the
C: blood get rid of CO2
from the body
B:
The circulatory system
supplies blood around
the body
The blood is pumped
D: back to the heart by
the pulmonary artery
C
#12
Why are the trachea and esophagus not built the same?
A:
The esophagus needs to
push food down while the
trachea made up of
cartilage so it’s flexible
C: They are built the
same
B:
You wouldn’t want the
wind pipe to close
D:
Both A and B
D
#13
What are 2 differences between real lungs and our models?
The jar couldn’t move
A: but our ribs expand
and contract
B:
The diaphragm moved
up to inflate lungs in
the model
C: There was no gas
D:
Both A and C
exchange
D
#14
Arteries send blood away from the heart, veins send blood to the heart, capillaries…
A: Send blood to the
B:
heart
C: Pick up CO2 from the
lungs
D:
Are small vessels where
nutrients and gas
exchange take place
Are small vessels that
absorb nutrients.
B
#15
Explain diffusion….
A: Picking up O2 and
leaving CO2
Gases going from a
C: low concentration to a
high concentration
B:
Low air pressure to
High Air pressure
Gases going from a
D: high concentration to
a low concentration
D
EXTRA
QUESTIONS
#16
Why do we breathe?
A: It is a fact of life. There
B:
In order for us to live
D:
To find out if our rib
cage and diaphragm
are working properly
is nothing we can do.
C: To get oxygen needed
to extract energy
C
#17 How does the heart function as a system
within a system?
A:
It helps distribute blood with
the heart acting as a pump,
blood vessels as pathway,
and blood as carriers.
It has heart vessels to
C: supply itself with
nutrients
B:
D:
It helps distribute air with
the heart acting as a pump,
blood vessels as pathway,
and blood as carriers.
Both A and C
A
#18 which of the following is TRUE about
the air we breathe?
We bring oxygen from
the outside to the
A: lungs and remove
carbon dioxide from it.
B:
We breathe in a
mixture of gases in air
C:
D:
None of the above
Both A and B
B
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