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Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

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Approximately 25% of all reported medication errors result from some kind of name confusion.

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Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

The pineal gland is a part of the thalamus region of the brain. It secretes melatonin. The pineal gland is a part of the thalamus region of the brain. It secretes melatonin.
The thymus gland. This gland lies in the mediastinum of the thoracic cavity, just above the heart. I The thymus gland. This gland lies in the mediastinum of the thoracic cavity, just above the heart. I
Blood clot. Blood clot.
Hormones Help the Body Regulate Glucose Hormones Help the Body Regulate Glucose
Distingutioning features of blood vessels Distingutioning features of blood vessels
The attenuation model regulating the tryptophan operon The attenuation model regulating the tryptophan operon
Video: Oxygen transport: association and dissociation & Factors that affect hemoglobin's saturation with O2

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