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WorksheetsThe Importance of the Circulatory System/Blood Vessels
Total questions: 21
Worksheet time: 13mins
True or False: Unicellular organisms have an open circulatory system.
True
False
True or False: Some multicellular organisms have no circulatory system.
True
False
Hemolymph is associated with which type of circulatory system?
open
closed
True or False: Organisms with an open circulatory system do not have a heart-like structure.
True
False
What is the purpose of the ostium in an open circulatory system?
to pump out hemolymph
to draw hemolymph back into the heart
Type of circulatory system where organs are bathed in the circulatory fluid:
open
closed
Type of circulatory system in an earthworm:
open
closed
Type of circulatory system in crustaceans:
open
closed
True or False: In a closed circulatory system, blood moves from the heart to increasingly larger blood vessels.
true
false
Which could be the proper sequence of blood movement in a closed circulatory system? Select all that apply.
Body, Heart, Lungs, Body
Heart, Body, Heart Lungs
Lungs, Body, Heart, Lungs
Lungs, Heart, Body, Heart
True or False: Arteries always carry oxygenated blood and veins always carry deoxygenated blood.
True
False
Veins carry blood _____________ the heart, while arteries carry blood _____________ the heart.
away from, towards
towards, away from
Which are buried deep within the body?
veins
arteries
Which type of blood vessel contains valves?
vein
artery
capillary
Which statement about capillaries is FALSE?
They are numerous.
They decrease surface area.
They allow for blood cells to move in a single file.
They are the blood vessel where gases and nutrients are exchanged.
Blood flow between the heart and the body is called (a) circulation.
Blood flow between the lungs and the heart is called (a) circulation.
Blood flow through the heart is called (a) circulation.
Which is more dangerous - an arterial bleed or a veinous bleed?
arterial
veinous
The human body, on average, has (a) litres of blood flowing through its vessels.
Which of yesterday's topics did you find most interesting?
Open & Closed Circulatory Systems
Components of Blood
Blood Group Compatibility
Blood Vessels
