Lymphocytes
White blood cell, such as a B cell or a helper T cell, that helps fight pathogens.
Pathogen
Disease-causing bacterium, fungus, virus, or protozoan.
Protozoa
Single-celled, tiny organisms that produce disease-causing toxins and cause diseases such as malaria and dysentery.
Rheumatic Fever
Autoimmune disease of the heart that can damage heart valves and result if strep throat is not treated promptly.
Allergen
Substance, such as pollen or house dust, that produces an allergic response.
Chlamydia
Most common bacterial STD in the United States; often occurs with no symptoms, is caused by Chlamydia trachoma's, and is spread by intimate sexual contact.
Genital Warts
STD caused by the human papillomavirus (HPV), which produces wart-like growths on the genitals and can be linked to cervical cancer.
Cardiovascular Disease
Disease of the heart and blood vessels, such as congestive heart failure, coronary heart disease, and stroke.
Arrhythmia
A heart condition in which the heart may beat very slowly or very fast for no obvious reason.
Aneurysm
A weakened area of a blood vessel.
Chronic Health Condition
Recurring and persistent health condition, such as diabetes or sickle-cell anemia, that affects a person's health.
Autoimmune Disease
Chronic health condition, such as rheumatic fever or type 1 diabetes, in which the immune system's antibodies turn against the body's own cells.
Multiple Sclerosis
Chronic health condition in which the protective covering of the nerve fibers in the brain and spinal cord are destroyed.
Tumor
Abnormal growth of tissue that can be benign or malignant.
Metastasis
Spreading of cancer cells to other body parts.
Antibody
A protein that fights infections.
Bacteria
Single-celled, often beneficial micro-organisms, some of which can cause diseases, such as syphilis, by releasing toxins.
Influenza
Highly contagious respiratory infection caused by viruses.
Asthma
Noncommunicable chronic disease in which the bronchial tubes become inflamed, narrowed, and blocked, making breathing difficult.
Hay Fever
Seasonal respiratory allergies often triggered by airborne pollen.
Gonorrhea
Highly contagious STD caused by the bacterium Neisseria gonorrhoeae.
Kaposi's Sarcoma
A type of cancer associated with AIDS.
Angina Pectoris
Chest pain caused by narrowed coronary arteries.
Pacemaker
Electric device implanted in the heart to steady or stimulate heart contractions.
Prehypertension
A blood pressure range that plays people at higher risk of heart disease and stroke.
Epilepsy
A disorder in which abnormal electrical activity in the brain causes a temporary loss of control of the mind and body is epilepsy.
Cystic Fibrosis
Chronic health conditions in which abnormally thick mucus forms in the lungs and pancreas.
Sickle-Cell Anemia
Chronic, inherited health condition in which the red blood cells are fragile, sickle-shaped, carry less oxygen, and are easily destroyed.
Malignant Tumor
Cancerous tumor that may spread to other parts of the body.
Malignant Melanoma
Most dangerous type of skin cancer.
Vaccine
Substance containing dead weakened pathogens that causes the body to make antibodies for a specific disease-causing agent.
Fungi
Single- or multi-celled parasitic organisms that feed on organic material and can cause diseases, such as athlete's foot, ringworm, and thrush.
Pneumonia
Contagious lung infection caused by bacteria, viruses, or other pathogens.
Allergy
Overreaction of the body to a substance that causes no response to most people.
STD
A disease caused by pathogens that are transmitted from an infected person to an uninfected person during intimate sexual contact.
Herpes
Incurable STD caused by the herpes simplex virus (HSV).
Plaque
Hardened fatty deposits on the artery walls.
Arteriosclerosis
A type of coronary heart disease in which the arteries become hardened and thickened.
Stroke
Condition caused by a blocked or broken blood vessel in the brain that may result in disability, paralysis, or death.
Insulin
Hormone that regulates the blood sugar level.
Osteoarthritis
Disease related to calcium deficiency in which bones become thin and brittle and fracture easily.
Hemophilia
An inherited condition in which blood does not clot normally.
Cancer
Group of diseases in which there is uncontrolled cell division.
Benign Tumor
Noncancerous tumor that does not spread to other parts of the body.
Chemotherapy
Treatment of cancer with anti-cancer drugs.
What are the most common signs of genital herpes?
Itching or burning sensation; pain in legs, buttocks, or genital area; vaginal discharge; feeling of pressure in the abdominal area; cold sores
What bodily organ can Hepatitis affect?
Liver
Difference between bacterial STDs and viral STDs
Bacterial STDs can be cured with antibiotics, Viral STDs have no cure.
How does HIV (AIDS) harm the body?
Can lead to rare forms of cancer, pneumonia, destroys brain and nerve cells, and lead to dementia
How are STD's and HIV (AIDS) transmitted?
Sexual Interactions(bodily fluids), blood transfer, sharing used needles