Module 11 Personal Health Care

Hygiene

Cleanliness

Keratin

A tough substance that makes up the fingernails and toenails.

Cuticle

A fold of epidermis around the fingernails and toenails.

Hangnail

A split in the cuticle along the edge of a fingernail.

Ingrown toenail

A condition in which the nail pushes into the skin on the side of the toe.

Advertisement

A message designed to influence consumers to buy a product or service.

Endorsement

A statement of approval.

Infomercial

A long television commercial whose main purpose seems to be to present information rather than to sell a product.

Comparison shopping

Collecting information, comparing products, evaluating their benefits, and choosing products with the best value.

Generic products

Products sold in plain packages at lower prices than brand name products.

Unit price

Cost per unit of weight or volume.

To calculate the unit price:

1. Find the weight or volume given on each product container.

2. Divide the price of the product by its weight or volume.

The result is the unit price.

Guarantee

A promise to refund your money if the product doesn't work as claimed.

Warranty

A company's or a store's written agreement to repair a product or refund your money if the product does not function properly.

Acne

Skin condition caused by active oil glands that clog hair follicles.

Epidermis

The outermost layer of the skin.

dermis

The skin's inner layer.

Subcutaneous layer

A layer of fat under the skin.

Melanin

Substance that gives skin its color.

Crown

The part of the tooth visible to the eye.

Neck

The part of the tooth that connects the crown to the root.

Root

The part of the tooth that holds the tooth in the gum.

Enamel

The hard material that covers the crown of the tooth.

Dentin

Bonelike material surrounding the pulp.

Pulp

Soft sensitive tissue containing nerves and blood vessels.

Plaque

A thin, sticky film that builds up on teeth and leads to tooth decay.

Tartar

Hardened plaque that hurts gum health.

Farsightedness

A condition in which faraway objects appear clear while near objects look blurry.

Nearsightedness

Objects that are close appear clear while those far away look blurry.

Astigmatism

An eye condition in which images appear wavy or blurry.

Cataracts

An eye condition in which the lens becomes cloudy as a person ages.

Glaucoma

An eye condition in which fluid pressure build up inside the eye.

Outer ear

The part of the ear that is shaped like a cup.

Middle ear

The part of the ear that contains tiny bones: the hammer, the anvil, and the stirrup.

Inner ear

The part of the ear where sound is heard.