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Explore how the human body transports essential substances.
1
48 random squares
How many liters of blood does the average adult human body contain?
1 —
5
— 9
55% got this right
The average adult human body contains about 5 liters of blood.
2
48 random squares
What is the primary function of red blood cells?
Transport oxygen
Clot blood
Fight infections
Regulate temperature
78% got this right
Red blood cells are responsible for transporting oxygen throughout the body.
3
48 random squares
Which organ is primarily responsible for pumping blood throughout the body?
Heart
Kidneys
Liver
Lungs
94% got this right
The heart pumps blood through the circulatory system.
4
48 random squares
What is the main component of blood plasma?
Water
Glucose
Proteins
Salts
35% got this right
Blood plasma is about 90% water.
5
48 random squares
Which type of blood vessel carries blood away from the heart?
Arteries
Capillaries
Lymphatics
Veins
46% got this right
Arteries carry oxygen-rich blood away from the heart.
6
48 random squares
What is the primary function of white blood cells?
Fight infections
Clot blood
Regulate temperature
Transport oxygen
71% got this right
White blood cells are crucial for the immune response.
7
48 random squares
Which organ filters waste from the blood to form urine?
Kidneys
Heart
Liver
Lungs
79% got this right
The kidneys filter blood to remove waste and excess fluids.
8
48 random squares
What is the role of platelets in the blood?
Clot blood
Fight infections
Regulate temperature
Transport oxygen
67% got this right
Platelets help in blood clotting to prevent bleeding.
9
48 random squares
Which blood vessel type is involved in the exchange of nutrients and waste?
Capillaries
Arteries
Lymphatics
Veins
49% got this right
Capillaries are small blood vessels where exchange occurs.
10
48 random squares
What is the liquid part of blood called?
Plasma
Hemoglobin
Lymph
Serum
47% got this right
Plasma is the liquid component of blood.
11
48 random squares
Which system in the body is responsible for transporting nutrients and oxygen?
Circulatory system
Digestive system
Nervous system
Respiratory system
54% got this right
The circulatory system transports nutrients and oxygen.
12
48 random squares
What is the main function of the lymphatic system?
Remove waste and toxins
Digest food
Regulate temperature
Transport oxygen
61% got this right
The lymphatic system helps remove waste and toxins from the body.
