Learning goal (7.L.1.4): I will be able to summarize how the body systems function together to met the life needs of humans.
Due Today: Disorders and Integumentary & Nervous system pages.
Evening Assignment: Finish body system life function chart

Copy the assignments for the week into your agenda from
Mrs. Eagle’s webpage .

How do the body systems function together to meet the life needs of humans?
Use your body system pages and/or the yellow McDougall textbook (NOT the Internet) to help you summarize HOW each body system helps maintain human life.
Body Systems Energy Usage Waste Removal
Skeletal
Muscular n/a
Cellular respiration uses glucose and oxygen for energy n/a
CO
2 and lactic acid waste produced
Maintaining
Homeostasis
Protects vital organs; produces blood cells for transport & protection
Shivering to keep warm
Respiratory
Circulatory
Digestive
Urinary
Nervous
Integumentary

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For each body system we learned (skeletal, muscular, respiratory, circulatory, digestive, urinary) research TWO disorders for a total of 12 disorders/diseases .
For each…
• Name of the disease/disorder
• Signs and symptoms
• Cause of disorder
• Treatment of disorder
Skeletal System Diseases/Disorders
1. Osteoporosis
2. Your choice
Muscular System Diseases/Disorders
1. Tendonitis
2. Your choice
Respiratory System Diseases/Disorders
1. Flu
2. Your choice
Circulatory System Diseases/Disorders
1. Hypertension
2. Your choice
Digestive System Diseases/Disorders
1. GERD
2. Your choice
Urinary System Diseases/Disorders
1. UTI
2. Your choice (but NOT kidney stones)
Nervous System Diseases/Disorders BONUS Points
1. Epilepsy
2. Your choice
Integumentary System Diseases/Disorders BONUS Points
1. Eczema
2. Your choice

Overall Functions of the Nervous System
• Sense the environment and internal conditions
• Respond to stimuli Labelled Sketch of the Nervous System
Describe Function of Parts of Nervous System
• Stimulus
• Neuron
• Neurotransmitter
• Central Nervous System
- Brain
- Spinal cord
• Peripheral Nervous System
- Autonomic nerves
- Voluntary nerves (somatic nerves)
• Sense Organs
- Eyes
- Ears
- Nose
- Skin
- Tongue
McDougall, p. B106

Overall Functions of Skin
• Repels water (waterproof)
• Barrier against infection
• Helps maintain homeostasis (temperature, removes waste)
• Senses the environment
Describe Function of Parts Skin
• Epidermis
• Dermis
• Fatty Tissue
• Sensor receptor
• Nerve
• Oil gland
• Sweat gland
• Hair
• Blood vessels
Sketch of Skin
McDougall, p. B84

What is it?
Osteoporosis is a disease that causes bones to become weak which causes them to be more fragile and and break easier.
What are the signs & symptoms?
Usually people who suffer from osteoporosis experience back pain, loss of bone density, brittle bones, arched posture, or loss of height over time.
What causes osteoporosis?
A person can acquire if their bones break down faster than the body can produce new bone. Often linked to diets poor in calcium and phosphate.
What can treat osteoporosis?
Osteoporosis is usually treated with bisphosphonates like Zoledronic Acid or
Ibandronate. Patients should consume more calcium (ex. Dairy and green vegetables) and/or take calcium supplements.

What is it?
Tendinitis happens when your tendons are swollen or irritated. This makes your tendons tender to touch or painful.
What are the signs & symptoms?
Pain when moving the joint, tenderness, and swelling.
What causes tendinitis?
Tendinitis can occur if a tendon is moved repeatedly over the course of time stress can also lead to tendinitis
What can treat tendinitis?
Rest, anti inflammatories, corticosteroids and pain relievers may be used to treat tendinitis however in serious cases surgery may be needed

What is it?
Influenza is a virus that attacks your respiratory system
What are the signs & symptoms?
Fever, chills/sweats, dry cough, and nasal congestion are all symptoms of the flu
What causes Influenza?
The flu virus which is spread through the air can be inhaled into your body (for example some one sneezing on you) or by touching a object with the virus on it.
What can treat Influenza?
Flu vaccine to prevent flu. The flu can usually be treated by getting rest and drinking lots of liquids/fluids http://www.mayoclinic.org/diseases-conditions/flu/basics/definition/con-20035101

What is it?
High blood pressure
What are the signs & symptoms?
Headaches, dizziness, nosebleeds (more than normal) are all signs that you may have hypertension
What causes hypertension?
Stress, poor diet, kidney problems, blood defects (that your born with), Illegal drugs are all causes of hypertension
What can treat hypertension?
Staying healthy, exercise, and dieting may lead to a lower blood pressure, Statins (medication) http://www.mayoclinic.org/diseases-conditions/high-bloodpressure/basics/definition/con-20019580

What is it?
A digestive disease that happens when stomach acid or bile backs up and irritates your esophagus a
What are the signs & symptoms?
Chest pain, heart burn, dry cough difficulty swallowing
What causes GERD?
GERD happens when you have acid refluxes frequently into the esophagus
(heartburn)
What can treat GERD?
Change diet. Medications like antacids and proton pump inhibitors help the esophagus heal while the limit the acid production or reduce the strength of stomach acid http://www.mayoclinic.org/diseases-conditions/gerd/basics/definition/con-20025201

What are the signs & symptoms?
cloudy urine, strong urge to urinate, and leaking urine are all common symptoms for a UTI
What causes UTI?
It can be caused by E.coli a bacteria found in the GI(gastrointestinal) can cause a UTI
What can treat UTI?
Simple infections can be treated in a couple weeks with antibiotics. Cranberry juice can help prevent UTIs http://www.webmd.com/a-to-z-guides/urinary-tract-infections-in-teens-and-adults-topic-overview

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