Transcript Ch. 26 Sec. 2

Cancer
What is Cancer?
 An uncontrollable growth of abnormal ________________
 There are many types/stages of cancer
 Cancer can affect many different ______________ and body
systems
 Abnormal cells that have the potential to become cancer
are produced every day and destroyed by your immune
system
Immune System
 If the immune system is ____________, the abnormal
cells will become overwhelming
 This is when cancer begins to develop
 Critical to keep immune system ___________ and
______________
Types of Cancer
 Lymphoma – Cancer of the ____________ __________
 _______________ – Cancer of blood forming organs
(bone)
 Carcinoma – Cancer of glands, body linings (skin,
lungs)
 __________________ – Cancer of connective tissue
 Misc. types: Colon, Breast, Esophagus, Liver, Kindey
Important Terms
 Tumor – abnormal _____________ of tissue
 Benign – non cancerous (does not spread, but can be
dangerous)
 Malignant – ______________ (spreads to neighboring
tissues/organs)
 Metastasis – spread of cancer from its original point
 Remission – symptoms _______________ or slow
 Get regular medical check ups!!!
Some Causes
 _____________ __________
 Major cause of oral cancers, second-hand and third-hand
smoke, Kidney cancer, lung cancer
 ________________ _________________ _______________
 Hepatitis B can cause liver cancer, Genital Warts and HPV can
cause cervical cancer
 Radiation
 Ultraviolet rays (sun and tanning beds) can cause skin cancer,
100% preventable
 ___________
 High in fats, sodium and cholesterol increases risk of heart
disease, colon, breast, and prostate cancers
Types of Treatment
 Biopsy – ___________ of small piece of tissue for exam
 Surgery – removal of all cancerous tissue
 Radiation – kills cells, shrinks cancerous mass
 _________________________ – chemicals destroy cells
 Immunotherapy – activates immune system
 Hormone Therapy – meds that interfere with
production of hormones, kills cells or slows growth
Allergies, Asthma, Diabetes, and Arthritis
Allergies
 Specific reaction of the immune system to a
________________ and/or harmless substance
 Pollen
 ___________
 ___________
 Mold
 Chemicals
 ___________
 Medicines
Asthma
 Chronic (_________ ________) disease that effects the
lungs
 No known cause or cure
 During an attack, your airways in your lungs become
_________________
 The sides of your airways swell, making it harder for
the air the pass through into your lungs
Diabetes
 Chronic (long-term) disease that effects the way body
cells convert food into ______________
 Two types:
 ______________: Condition in which the immune
system mistakenly attacks itself. Must take insulin daily
 Type 2: Body is unable to make enough insulin or use it
properly. Occurs in ______________ ages
Arthritis
 A group of more than 100 different types of diseases
that cause pain and loss of movement in the
_____________________
 Osteoarthritis – cartilage breaks down
 ___________________ – joint is destroyed due to
inflammation
Others
 Sight impaired
 Macular Degeneration – retina is destroyed, causes blindness
 Glaucoma – __________ ____________is destroyed
 Cataracts – clouding of __________________
 Hearing impaired
 Deafness – loss of _______________
 Motor impaired
 Multiple Sclerosis – autoimmune disease, tissues are destroy over
time
 Cerebral Palsy – neurological disease, affects muscle control and
motor movement