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40 questions
What is the main organ of the circulatory system?
small intestine
bone
lungs
heart
Veins carry oxygen poor blood back to the heart.
False
True
The job of the heart is to . . .
pump blood around the body.
send food to the small intestines.
break down food.
give energy to the body.
These cells play a vital role in defending the body against infection
Leucocytes
Erythrocytes
Blastocytes
Plasmacytes
_______ function in the life-saving process of clotting blood.
Phagocytes
Leucocytes
Erythrocytes
Platelets
The blood in the vena cava is...
oxygenated, returning to the heart
deoxygenated, returning to the heart
oxygenated, leaving the heart
deoxygenated, leaving the heart
What is the average life span of an erythrocyte?
10 days
12 days
120 days
8000 days
What causes the blood to be the distinct red colour?
Haemoglobin
Glucose
Hormones
Oxygen
What is the function (job) of the platelets?
To form clots (i.e. scabs) when you have cuts and grazes.
To transport oxygen to the muscles
To carry dissolved sugars.
To produce antibodies
Laney is the universal donor, what blood type does she have?
O-
O+
AB+
AB-
Arteries carry oxygen rich blood away from the heart.
True
False
Delivers oxygen to your body cells. Made in bone marrow.
white blood cell
red blood cell
respiratory system
lungs
Fights disease and infection. Made by the lymphatic system.
white blood cells
red blood cells
circulatory system
blood
A hereditary disease where blood does not clot to stop bleeding.
hemophilia
heart disease
sickle-cell anemia
leukemia
Type of circulation that refers to blood flow from the heart to the lungs and back to the heart again?
Systemic circulation
Renal circulation
Portal circulation
Pulmonary circulation
Type of circulation that refers to the blood flowing through the entire body?
Systemic circulation
Renal circulation
Portal circulation
Pulmonary circulation
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