Outer layer of skin
epidermis
Dead skin cells in the form of white flakes
dandruff
Three parts of the tooth
Crown, Neck, Root
White part of the eye
sclera
Sounds enter the ear through
pinna or auricle
Middle layer of skin
dermis
How many hairs on our head
100,000
Misalignment of the upper and lower teeth
Malocclusion
Inner layer eye contains rods and cones
retina
Ringing in the
tinnitus
UV rays are strongest between what hours of the day?
10:00-4:00
What hairs protect our eyes
eyelashes and eyebrows
Bacteria and other particles that adhere to the outside of the tooth
plaque
This is where light enters
cornea
Barrier between the outer and middle ear
eardrum or tympanic membrane
Gland that produces oily secretion called sebum.
Sebaceous Gland
How does hair protect us?
Blocks UV rays keeps heat in our body
Hard protective covering of the tooth
enamel
What is Nearsightedness
inability to see distant objects
Controls balance
semicircular canal
Give skin it color tone
melanin
Skin and nails are made of
keratin
Gum disease
periodontal disease
What is farsightedness
Inability to see close
Converts vibrations to electrical pulses
cochlea