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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

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The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Erythrocytes (red blood cells) moving through a capillary in single file. Erythrocytes (red blood cells) moving through a capillary in single file.
The biconcave disk shape of erythrocytes (red blood cells). The biconcave disk shape of erythrocytes (red blood cells).
The cells in blood; A, red blood cells (erythrocytes); B, platelets (thrombocytes); C, white blood c The cells in blood; A, red blood cells (erythrocytes); B, platelets (thrombocytes); C, white blood c
Erythrocytes. Erythrocytes.
Microcytic, hypochromic erythrocytes. Microcytic, hypochromic erythrocytes.
Erythrocytes in sickle-cell disease Erythrocytes in sickle-cell disease
Video: Carbohydrate Metabolism: Introduction to renal processes and filtrate formation and composition

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