WorksheetsThe blood test
Total questions: 18
Worksheet time: 27mins
What is the main function of red blood cells?
Transport oxygen
Transport oxygen and other nutrients
Clot the blood
Attack microorganisms
What type of blood cells are responsible for immune defense?
White blood cells
Red blood cells
Platelets
White blood cells and platelets
What is the main liquid component of blood?
Plasma
Hemoglobin
Red blood cells
Plasta
What type of blood is considered a universal donor?
Group O-
Group AB+
Group A+
Group O+
What does hemoglobin do in red blood cells?
Transports oxygen and gives red color to the blood
Helps in coagulation
Attacks bacteria
Filters toxic substances
What is the main function of platelets?
Clotting the blood
Transporting oxygen
Producing hormones
Clotting the blood and defending against infections
How does blood circulate in the human body?
Through arteries, veins, and capillaries
Only through veins
Only through arteries
Only through the heart
What are the four main blood groups?
A, B, AB, O
A, B, C, 0
A, B, AB, O+
A, AB, 0, O-
What is the main function of the circulatory system?
Transport nutrients, oxygen and remove waste
Produce energy
Regulate body temperature
Transmit information
Where are blood cells produced?
In the bone marrow
In the heart
In the lungs
In the liver
What is the main difference between red blood cells, white blood cells, and platelets?
Red blood cells transport oxygen, white blood cells defend the body, and platelets help with coagulation
All perform the same function
Only red and white blood cells are important
Red blood cells transport oxygen, white blood cells help with coagulation, and platelets defend the body
What type of blood cell is the most abundant?
Red blood cells
White blood cells
Platelets
Stem cells
Approximately, what percentage of blood cells do red blood cells represent?
More than 99%
About 90%
About 10%
About 60%
How many litres of blood does an adolescent or adult approximately have?
Between 4 and 6 litres
Less than 1 litre
Between 8 and 10 litres
More than 12 litres
What is the approximate lifespan of red blood cells?
About 120 days
24 hours
10 years
1 week
How long does it take for a red blood cell to make a complete trip through the circulatory system and return to the heart?
About 60 seconds
10 minutes
1 hour
24 hours
How many heartbeats are needed for a red blood cell to make a complete circuit through the circulatory system?
About 70 beats
10 beats
300 beats
1,000 beats
Which blood cells determine a person's blood type?
Red blood cells
White blood cells
Red blood cells and platelets
Blood plasma
