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Rh blood type and complications during pregnancy & Fertilization

By: HWC, Views: 7038

Complications can arise if an Rh- woman is impregnated by an Rh+ man. The fetus maybe Rh+. During childbirth, some of the fetal Rh+ cells may leak into the maternal bloodstream. The woman's immune system views the Rh+ as foreign and makes antibodies against it. If the woman becomes pr...

Interview with an Anorexic Woman (Part 2 of 2)

By: Administrator, Views: 12726

Anorexia is a psychological disorder that affects an individual’s relationship with food and causes an unrealistic view of one’s body image. It affects both men and women of all ages but is more prevalent in women, with 0.3 – 1.0% of all women being affected. The age of onset tends to be mi...

Interview with an Anorexic Woman (Part 1 of 2)

By: Administrator, Views: 12812

Anorexia is a psychological disorder that affects an individual’s relationship with food and causes an unrealistic view of one’s body image. It affects both men and women of all ages but is more prevalent in women, with 0.3 – 1.0% of all women being affected. The age of onset tends to be mi...

Introduction to Herpes

By: Administrator, Views: 12920

Herpes simplex is a viral infection caused by the herpes simplex virus. Infections are categorized based on the part of the body infected. Oral herpes involves the face or mouth. It may result in small blisters in groups often called cold sores or fever blisters or may just cause a sore throat. G...

Negative Feedback Regulation of Blood Pressure

By: HWC, Views: 9604

stimulus • Blood pressure determines the flow of blood to and from capillaries. • Low blood pressure results in reduced blood flow. • High blood pressure can cause blood vessels to break. Baroreceptors • The aortic arch carries blood to the body. • The common carotids ca...

Introduction to Breast Cancer

By: Administrator, Views: 12210

Breast cancer is cancer that develops from breast tissue. Signs of breast cancer may include a lump in the breast, a change in breast shape, dimpling of the skin, fluid coming from the nipple, a newly inverted nipple, or a red or scaly patch of skin. In those with distant spread of the disease, t...

Gonorrhea

By: Administrator, Views: 328

Gonorrhea, colloquially known as the clap, is a sexually transmitted infection (STI) caused by the bacterium Neisseria gonorrhoeae. Infection may involve the genitals, mouth, or rectum. Infected men may experience pain or burning with urination, discharge from the penis, or testicular pain. Infec...

Premenstrual Syndrome

By: Administrator, Views: 12820

Premenstrual syndrome (PMS) refers to physical and emotional symptoms that occur in the one to two weeks before a woman's period. Symptoms often vary between women and resolve around the start of bleeding. Common symptoms include acne, tender breasts, bloating, feeling tired, irritability, and mo...

How do the different types of chromatography work? (No Audio)

By: HWC, Views: 8994

Chromatography is a term for a variety of techniques in which a mixture of dissolved components is fractionated as it moves through some type of porous matrix. A glass column is filled with beads of an inert matrix. The mixture of proteins to be purified is dissolved in a solution and passed ...