6th Grade Final Exam Review
Peer Pressure • Types of Peer Pressure • Positive and Negative • Direct or Indirect • Ways to Cope
The Tooth • Parts of the Tooth • Crown • Enamel • Dentin • Pulp • Root • Blood vessels and nerves • Cementum • Gum • Jawbone • Interactive tooth model • http://kidshealth.org/teen/interactive/teeth_it.html
The tooth decay process • Plaque combines with sugar to form an acid. • Acid eats through enamel and dentin and reaches the pulp. • This creates a hole, or a cavity. • When the acid reaches the pulp, a toothache occurs because air hits the nerves.
The Skin • Parts of the skin • Epidermis • Dermis • Subcutaneous layer • Melanocytes • Sebaceous gland • Sweat gland • Interactive Skin Model: • http://kidshealth.org/kid/interactive/skin_it.html?tracking=K_RelatedArticle
Acne • Acne is a normal part of puberty. • Acne occurs when the hair follicles get clogged with oil. • If a pore gets clogged with oil and dead skin cells, a zit forms. • A whitehead happens when a pore gets clogged but stays closed. • Pressure causes the skin to get red and raised with a white tip that holds in oil. • A pimple is a red bump caused by bacteria and dead skin cells getting under the skin’s surface.
Acne • Tips for dealing with acne are: • Wash your face twice a day with mild soap and water to keep it clean. • Use oil-free sunscreen. • Use over-the-counter products. • Do not pick or pop zits. Picking or popping zits can cause scars and can cause oil to spread. • If acne gets really bad, special skin doctors called dermatologists can help.
Effects of tobacco on the body • Short-term Effects • Bad breath • Shortness of breath • Worsened asthma • Yellow teeth and skin • Increased heart rate • Frequent colds • Bronchitis
Effects of tobacco on the body • Long-term Effects • Increased risk of heart attach and stroke • Cancers • Gum disease • Premature aging of skin • Reduced lung capacity • Emphysema
Alcohol’s effects on the body • Heart: Heart rate slows down. Increased risk of heart disease, stroke and high blood pressure. • Stomach: Upset stomach, ulcers, stomach cancer. • Kidneys: produce more urine, possible kidney failure. • Skin: red appearance, acne worsens, skin looks puffy. • Eyes: blurry eyesight, small pupils • Bones: can’t soak up calcium – easier to break • Liver: cirrhosis