Safety & Disease Safety & Disease PreventionPrevention

BELLRINGERBELLRINGER List 3 safety tips you use List 3 safety tips you use on your way to school…on your way to school…

1.1.2.2.3.3.

JOURNALJOURNALWrite a reflection on your Write a reflection on your

teaching experience. teaching experience. What was the most What was the most

challenging part of the challenging part of the activity?activity?

How could you improve your How could you improve your lesson if you taught it lesson if you taught it

again?again?

BELLRINGERBELLRINGER

List 3 ways germs can List 3 ways germs can spread in school…spread in school…

1.1.

2.2.

3. 3.

termsterms Infectious Disease-Infectious Disease- Illness caused Illness caused

by microorganismsby microorganismsViral Infection-Viral Infection- Infections Infections

transmitted by drinking, eating, transmitted by drinking, eating, coughing, sneezing and insect bitescoughing, sneezing and insect bites

Contagious Infection-Contagious Infection- disease that disease that can be spread from 1 person to can be spread from 1 person to another (most commonly through another (most commonly through touching people or objects)touching people or objects)

How Do Diseases Spread?????

Here are a few of the most common ways that infections are spread:

1. Touching

2. Coughing or sneezing

3. Sharing utensils,

hygiene products, etc.

Chapter 14

DISCUSSDISCUSSHow can you protect How can you protect yourself from each yourself from each

infection?infection?

Fighting Viral Infections• Body Defenses: Your body has many

defenses and natural chemicals that successfully fight off viral infections. For example, your saliva contains chemicals that help kill some viruses. The mucus in your nose also traps viruses and keeps them from getting into your body.

• Antiviral Drugs: Antiviral drugs are now available to treat a few viral infections. Most viral infections run their course while you take care of your body with extra rest.

Chapter 14A contagious disease that starts with one person can quickly and

easily spread to many other people.

What Are Bacteria?

• Bacteria are very simple single-celled microorganisms that are found everywhere.

• Bacteria reproduce very quickly by dividing in half.

• Because they can reproduce so rapidly, a few bacteria can often cause a serious infection very quickly.

Chapter 14

Chapter 14

Avoiding Bacterial InfectionsThe best way to avoid a bacterial

infection is to:

1. Limit your contact with infected people.

2. Do not share food and drinks with others.

3. Wash your hands frequently.

4. Take warm showers frequently.

5. Eat properly and get enough sleep.

Chapter 14

BACTERIABACTERIA Design a bacteria awareness sign Design a bacteria awareness sign

for a public bathroomfor a public bathroom The sign should urge people to The sign should urge people to

wash their hands after using the wash their hands after using the restroomrestroom

Make your sign creative & Make your sign creative & noticeablenoticeable

termstermsPlatelets-Platelets- help stop bleeding help stop bleeding

(too many can cause blood clots)(too many can cause blood clots)Asthma-Asthma- bronchioles in lungs bronchioles in lungs

narrow from agitation such as narrow from agitation such as exercise, smoke, dust and pollenexercise, smoke, dust and pollen

Lesson 2 Circulatory System

The heart is a muscular pump that has four chambers.

Your Heart

Lesson 2 Circulatory System

Heart Disease• What Is Heart Disease? Heart disease

is any condition that affects the heart’s ability to pump blood.

• Heart Attacks A heart attack happens when part of the heart does not receive enough blood and the heart does not pump well.

• Heart Failure Heart failure is a condition that slowly develops as the heart muscle gets weaker.

Chapter 15

ARTERIESARTERIES

The respiratory system consists of the nose, mouth, throat, voice box, trachea, and lungs.

Your Respiratory System

Lesson 3 Respiratory System

Respiratory Diseases• Cystic Fibrosis In CF, mucus in the lungs

is thick and sticky, and it clogs the lungs.

• Asthma Asthma causes the small bronchioles in the lung to narrow. Asthma causes shortness of breath, wheezing, or coughing.

• Emphysema Emphysema is a respiratory disease that causes the alveoli to become thin and stretched.

JOURNALJOURNAL Describe someone you know Describe someone you know

with respiratory problems.with respiratory problems.What caused their problems?What caused their problems?How does it effect their life?How does it effect their life?What have you learned from What have you learned from

this person’s health concerns?this person’s health concerns?

BELLRINGERBELLRINGER Name 3 injuries that could Name 3 injuries that could

cause a person to become cause a person to become paralyzed…paralyzed…

1.1.

2.2.

3.3.

Lesson 2 Nervous System

The nervous system is the body’s command and control system. The CNS is made up of the brain and the spinal cord. The PNS is made of all of the nerves outside the brain and the spinal cord.

Your Brain andNervous System

Do you know anyone with these Do you know anyone with these diseases? How has it effected diseases? How has it effected

their life?their life?

The endocrine system is a network of glandsthroughout the body that produce chemicals that control many body functions.

Your Endocrine System

What word is used in almost What word is used in almost every gland definition? What every gland definition? What

does it mean?does it mean?

HORMONESHORMONES Chemicals released directly Chemicals released directly into your bloodinto your blood stream by thestream by the endocrine systemendocrine system to regulate body to regulate body functionsfunctions

termsterms Hyperthyroidism-Hyperthyroidism- occurs when occurs when

thyroid causes a person to be tired, thyroid causes a person to be tired, lose weight and speeds their lose weight and speeds their metabolismmetabolism

DiabetesDiabetes (Type I & II)- (Type I & II)- causes causes serious health problems such as serious health problems such as kidney disease, stroke and blindnesskidney disease, stroke and blindness

Metabolism-Metabolism- includes all of the includes all of the processes by which the body breaks processes by which the body breaks down fooddown food

BELLRINGERBELLRINGER1. How long are your small 1. How long are your small

intestines?intestines?

_____feet_____feet

2. How much of your body is made 2. How much of your body is made of water?of water?

_____%_____%

Your digestive system includes your mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus. The digestive system breaks down food so that it can be used by your body.

Your Digestive System

Non-Infectious Non-Infectious Digestive System Digestive System

DiseasesDiseases Celiac Disease Celiac disease is a disease that makes the body allergic to a protein called gluten.

Crohn’s Disease Crohn’s disease attacks the lining of the intestines and causes diarrhea, cramps, and fever.

Ulcerative Colitis Ulcerative colitis attacks the colon.

termstermsStomach Cancer-Stomach Cancer- can be caused can be caused

by alcohol abuse, tobacco abuse by alcohol abuse, tobacco abuse and eating lots of smoked and and eating lots of smoked and salted fishsalted fish

Kidney-Kidney- very important to the very important to the body because they help remove body because they help remove harmful wastesharmful wastes

Chapter 15

The urinary system includes the two kidneys, two ureters, the urinary bladder, and the urethra.

Your Urinary System

Noninfectious Urinary Diseases

Diabetes and Hypertension Diabetes and hypertension cause most kidney disease. In both diabetes and hypertension, wastes can build up in blood and organs and cause a variety of health problems, including complete kidney failure.

PKD Polycystic kidney disease (PKD) is hereditary. In PKD, hard growths, called cysts form in the kidneys.

REVIEWREVIEW Each table will summarize 1 of the 6 Each table will summarize 1 of the 6

Body Systems covered in this unit.Body Systems covered in this unit. Use your organizer to prepare a 1 minute Use your organizer to prepare a 1 minute

overview of the systemoverview of the system Mention the system’s function,Mention the system’s function,

diseases, importance and unit diseases, importance and unit

term.term. You have 5 mins to prepare You have 5 mins to prepare