How many lungs does the human body have?
four
three
one
two
What is the largest organ in the human body?
skin
heart
brain
liver
How many chambers does the human heart have?
1
2
4
5
What is the most common type of sleep disorder?
sleep exhaustion
insomnia
sleep apnea
sleep walking
What is the most common type of skin disorder?
acne
rosacea
eczema
psoriasis
What is the hardest substance in the human body?
skull
spine
femur bone
tooth enamel
Which vitamin is known as the “sunshine vitamin”?
Vitamin K
Vitamin D
Vitamin B12
Vitamin C
What color fruit or vegetable should you eat to get more Vitamin A?
orange
yellow
red
green
Which is the largest muscle in the human body?
triceps
gluteus maximus (butt)
deltoids
biceps
Which is not a type of human blood cell?
cuplets
white blood cells
platelets
red blood cells
Which body system is Composed of bones, cartilage, and ligaments, it supports the body, protects organs, and allows for movement
skeletal system
urinary system
digestive system
respiratory system
How many bones does a typical adult human have?
490
252
189
206
How many taste buds does the average human tongue have?
approximately 10,000
approximately 5,600
approximately 250
approximately 24,000
What is the average number of teeth in an adult human mouth?
6
12
49
32
What percentage of the human body is water?
about 25%
about 10%
about 95%
about 60%
What is the most common type of respiratory disorder?
asthma
tuberculosis
pneumonia
bronchitis
How many muscles does the human body have?
over 600
over 1,200
about 65
about 325
What is the name of the organ that helps your body break down food?
small intestine
large intestine
liver
stomach
What is the average number of hairs on a human head?
78,000
2,000,000
4,500
100,000
Which is the largest part of the human respiratory system?
lungs
bronchi
diaphragm
larynx
What is the name of the tube that carries food to the stomach?
brain
pancreas
kidney
esophagus
What is not a type of muscle found in the human body?
skeletal
cardiac
rough
smooth
How many times does the human heartbeat per day on average?
5,500 times per day
32,000 times per day
100,000 times per day
295,000 times per day
Which body system is composed of skeletal, smooth, and cardiac muscle, and it's responsible for movement, posture, and circulation
muscular system
nervous system
skeletal system
digestive system
Which is the longest bone in the human body?
tibia (leg)
fibula (leg)
patella (knee cap)
femur (thigh bone)
Which is the largest artery in the human body?
subclavian arteries
aorta
coronary arteries
carotid arteries
What is the name of the clear, liquid part of blood?
water
plasma
tears
saliva
Which mineral is essential for proper nerve function?
calcium
potassium
niacin
iron
Which body system is responsible for breaking down food into usable nutrients, which are then absorbed into the bloodstream
skeletal system
lymphatic system
respiratory system
digestive system
Which mineral is essential for proper oxygen transport in the blood?
potassium
vitamin C
calcium
iron
What body function is primarily a mechanism for thermoregulation, helping to cool the body down as it evaporates
coughing
sweating
crying
getting cold
What is the best way to keep germs from spreading?
spraying Lysol
mopping the floor
washing hands
breathing fresh air
What is the most common type of food allergy?
melon allergy
peanut allergy
berry allergy
citrus allergy
Which is the largest organ in the human digestive system?
stomach
small intestine
large intestine
pancreas