MOD1

• Allergy occurs due to an abnormal immunologic response following an exposure to an allergen such as : dust mites, pollen, bee venom, pet lice, and food.
• Asthma is an inflammatory disease of the airways to the lungs. It makes breathing difficult and can make some physical activities difficult or even impossible.
• Cardiovascular disease is the disease of the heart and blood vessels.

  2 types

  1. Congenital heart disease
  2. Vascular diseases
• Congenital heart disease is an abnormality in the hearts anatomical structure that you were born with.
• Vascular (blood vessel) Diseases

  Eg. Stroke most commonly occurs when a clot blocks a small vessel in the brain and this brain cells die due to lack of oxygen supply.

  F - face drooping

  A - arm weakness

  S - speech difficulty

  T - time to call 911
• Hypertension also known as High Blood Pressure is defined as the following:

  STAGE 1 - Systolic pressure : 130-139 mmHg ; Diastolic pressure 80-89 mmHg

  STAGE 2 - Systolic pressure : 140+ mmHg ; Diastolic pressure 90+ MmHg

  The normal blood pressure is :

  SYSTOLIC - <130 mmHg

  DIASTOLIC - <80 mmHg
• Myocardial infarction commonly known as heart attack, occurs when one or more of coronary arteries supplying the heart suddenly becomes blocked, stopping the flow of blood to the heart muscle.
• Cancer is caused by abnormal cells growing without control, they form masses called tumors.

  TYPES OF TUMOR

  1. Benign Tumor - masses of cells that are not cancerous and do not spread.
  2. Malignant Tumor - masses of cells that are cancerous and can spread. (The spreading is called Metastasis)
• Biopsy - the removal of cells / tissues for examination by a pathologist.
• Curettage - brief surgical procedure in which the cervix is dilated and a special instrument is used to scrape the uterine lining and a tissue from within the body is removed.
• X-ray - a quick, painless test that produces radiographic images of the structures inside your body.
• Diabetes Mellitus is a disease that prevents the body to convert food into energy.

  TWO TYPES:

  1. TYPE 1 - result of little or no insulin produced by the pancreas.
  2. TYPE 2 - result of too little insulin produced by the pancreas or failure of insulin to function normally.
• Arthritis refers to the inflammation of joints.
• Kidney or Renal Failure is a medical condition in which the kidneys fail to adequately filter the waste products from the blood.