Human Body Facts Quiz

What is the primary function of the appendix in the human body?

• To digest cellulose

• To store bile

• To aid in the immune system

• To produce insulin

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DOK Level 1: Recall

Approximately how many taste buds does the average human tongue have?

• 10,000

• 5,000

• 20,000

• 1,000

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DOK Level 1: Recall

Which type of tears are produced to remove irritants from the eye?

• Basal tears

• Reflex tears

• Emotional tears

• Cleansing tears

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DOK Level 1: Recall

What is the primary role of skin in temperature regulation?

• To provide insulation through fat

• To produce vitamin D

• To detect temperature changes

• To regulate heat through sweating

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DOK Level 1: Recall

What is the estimated memory capacity of the human brain in terabytes?

• About 2.5 terabytes

• About 10 terabytes

• About 100 terabytes

• About 1000 terabytes

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DOK Level 1: Recall

What is the function of basal tears in the human eye?

• To express emotions

• To clear vision

• To lubricate the eye

• To signal pain

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DOK Level 1: Recall

Which part of the hair follicle is responsible for hair growth?

• Hair shaft

• Hair root

• Hair bulb

• Hair cuticle

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DOK Level 1: Recall

How does the skin respond to excessive cold?

• By decreasing sweat production

• By increasing blood flow to the surface

• By constricting blood vessels

• By producing more melanin

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DOK Level 2: Skill/Concept

What role do the taste buds that detect bitterness have?

• To enjoy sweet foods

• To detect spoiled or toxic substances

• To enhance flavor combinations

• To aid in digestion

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DOK Level 2: Skill/Concept

How do emotional tears differ from other types of tears?

• They contain more enzymes

• They are produced continuously

• They contain stress hormones

• They are less salty

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DOK Level 2: Skill/Concept