What is the average number of hairs on a human head?
4,500
2,000,000
78,000
100,000
Which mineral is essential for proper nerve function?
iron
potassium
calcium
niacin
What is the most common type of food allergy?
peanut allergy
berry allergy
melon allergy
citrus allergy
What is the average number of teeth in an adult human mouth?
32
49
12
6
What is the most common type of sleep disorder?
insomnia
sleep apnea
sleep walking
sleep exhaustion
Which is the largest muscle in the human body?
deltoids
gluteus maximus (butt)
biceps
triceps
Which is not a type of human blood cell?
cuplets
red blood cells
white blood cells
platelets
Which body system is composed of skeletal, smooth, and cardiac muscle, and it's responsible for movement, posture, and circulation
skeletal system
muscular system
digestive system
nervous system
Which body system is Composed of bones, cartilage, and ligaments, it supports the body, protects organs, and allows for movement
digestive system
urinary system
skeletal system
respiratory system
Which body system is responsible for breaking down food into usable nutrients, which are then absorbed into the bloodstream
lymphatic system
digestive system
skeletal system
respiratory system
What is not a type of muscle found in the human body?
skeletal
smooth
rough
cardiac
Which is the largest organ in the human digestive system?
stomach
small intestine
pancreas
large intestine
Which mineral is essential for proper oxygen transport in the blood?
iron
potassium
calcium
vitamin C
What is the most common type of skin disorder?
acne
eczema
psoriasis
rosacea
What is the most common type of respiratory disorder?
pneumonia
tuberculosis
asthma
bronchitis
Which is the largest part of the human respiratory system?
diaphragm
lungs
larynx
bronchi
