What is the largest organ of the human body?
The skin
True or False: Stomach acid is not strong enough to digest gum.
True
Do we expend more calories in hot or cold environments?
Cold
True or false: it is possible to catch up on sleep
False
Which food contains MORE vitamin C per serving than an orange?
A. Bell pepper
B. Kiwi
C. Banana
Red Bell Pepper
True or false: Your brain can feel pain
False
Which organ in the human body burns about 20% of all daily calories, even when you are sitting completely still? (Brain, Heart, Liver)
The brain
What type of exercise improves your heart health, endurance training or strength training?
Endurance training
Why do we need sleep?
Answers may vary: Cell growth and maintenance, memory, learning, hormone balance, energy conservation
Which organ absorbs most of the nutrients from the food you eat?
A. Stomach
B. Small intestine
C. Large intestine
D. Liver
A) Small intestine
What organ can grow back after a part of it is removed?
The liver
fat
Creatine is a common supplement advertised to athletes to improve performance. Does it actually work, or is it a scam?
How long can the average person stay awake before they start hallucinating? (24 hours, 48 hours, 72 hours)
72 hours
Name a nutrient that provides zero calories
Answers may vary: water, vitamins, minerals
How many bones are in the human body?
206
How acidic is stomach acid? (pH between 1 and 12)
pH of 1
What is the largest and heaviest single muscle in the human body?
A) Latissimus dorsi (Back muscle)
B) Quadriceps (Thigh muscle)
C) Gluteus maximus (Buttock muscle)
C) Gluteus maximus
During which stage of the sleep cycle do your most vivid dreams happen?
Light Sleep (Stage 1), Deep Sleep (Stage 3), or REM Sleep
REM sleep
Why does exercising in high humidity make it harder for your body to cool itself?
Sweat evaporates less efficiently when the surrounding air is already humid.
List three organs you can live without
Answers may include: (gallbladder, spleen, appendix, or one kidney)
Which type of sugar is more strongly associated with obesity? (glucose, fructose, lactose, or sucrose)
Fructose
How long of a break does it take for muscular strength and power to start degrading?
3-4 weeks
Pulling an all-nighter (24 hours without sleep) impairs your brain function to a level equivalent to what blood alcohol concentration (BAC)? (0.02%, 0.05%, 0.10%)
0.10%, over the legal driving limit
How much sugar (in grams) is in the average soda?
40 grams