WorksheetsThe Cardiovascular System
Total questions: 67
Worksheet time: 34mins
Which of the following are the blood vessels that help blood flow back toward the heart?
Veins
Arteries
Capillaries
Which of the following are the tiny blood vessels that have a wall that is only 1 cell thick?
Veins
Arteries
Capillaries
Which of the following are the blood vessels that have the thickest walls?
Veins
Arteries
Capillaries
Arteries carry oxygen rich blood away from the heart.
True
False
Veins carry oxygen poor blood back to the heart.
False
True
How does the heart work?
It pumps blood first to the lungs, back to the heart and then around the rest of the body.
It pumps blood first to the rest of the body, back to the lungs and then to the heart.
It pumps blood around the rest of the body, back to the heart and then to the lungs,
The cells in the blood that help fight germs and illnesses are the...
white blood cells
red blood cells
plasma
platelets
What part of the blood is the liquid part that carries nutrients?
plasma
white blood cells
red blood cells
platelets
The heart is the strongest muscular organ in your body
True
False
The heart is a ______ which contracts and expands like a pump to circulate blood throughout the body.
bone
spongy muscle
muscle
blood vessel
The material that builds up in an artery and can cause it to become clogged or hardened is called
plaque
zinc
sodium
potassium
Which of the following best describes the connection between cardiovascular disease and age?
As people age, their blood vessels become more elastic leading to less cardiovascular disease.
As people age, the heart becomes more efficient with each pump, increasing cardiac output.
As people age, blood pressure decreases leading to more cardiovascular disease.
As people age, plaque builds up in the arteries increasing vessel resistance, which leads to disease.
What causes atherosclerosis?
high blood pressure
an increase in blood viscosity
accumulation of fatty materials
an increase in blood volume
The force applied to arterial walls as the heart pumps blood is called ______.
blood pressure
blood volume
viscosity
resistance
What is the direction of blood flow in the circulatory system?
lungs, body, heart, body
body, lungs, heart, body
heart, lungs, heart, body
heart, body, lungs, body
Which of the following statements is true?
blood flow increases as viscosity increases
blood flow increases as blood pressure increases
blood flow decreases as blood pressure increases
blood flow decreases as blood vessel diameter increases
True or False: the aorta is the largest artery in the body
True
False
These carry blood towards the heart
arteries
veins
Which group of blood cells play a role in the body's defense mechanism?
RBC
WBC
Platelet
Blood clot (thrombus) that block coronary arteries and reduce block flow may result to ischemic heart attack.
True
False
Carry blood from the arteries to the capillaries.
capillaries
venules
arteries
arterioles
Carry blood from the capillaries to the veins.
arterioles
venules
veins
arteries
cardiac
pertaining to the heart
pertaining to the vein
pertaining to the aorta
pertaining to the artery
What does the word "Cardio" refer to?
Lungs
Heart
CPR
Breathing
What makes our blood the color red?
Hemoglobin
plasma
platelets
red blood cells
Arthersclerosis is when:
Arteries become narrowed and hardened
Arteries become widened and softened
Veins become closed off
Veins die off
A Heart attack is call what?
Myocardial Infarction
Chest pain
lymphoma
Which of the following is the most common type of blood cell?
platelets
plasma
red blood cells
white blood cells
Small fragments of cells or platelets have the following job:
to deliver oxygen
to prevent blood clotting
to attack germs
to promote or help blood clotting
True or false: the opposite of a stiff, thickened artery is a flexible, bendable artery.
True
False
Which is NOT a component of blood?
plasma
RBCs
WBCs
capillaries
platelets
TRUE or FALSE
Plasma is mostly water, but also contains nutrients and other elements as it transports the solid parts of the blood.
FALSE
TRUE
According to the text, the best ways to protect your cardiovascular system is to
exercise, eat right, sleep well
exercise, eat right, don't smoke
exercise, eat right, avoid coffee
exercise, eat right, keep calm
Which of the following is the most common type of blood cell?
platelets
plasma
red blood cells
white blood cells
I'm so glad I am a multicellular human organism instead of just a single celled amoeba.
yes, I try to avoid pond living!
no, a pond sounds great to me!
