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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Parathyroid glands and the role of parathyroid hormone in calcium homeostasis. Parathyroid glands and the role of parathyroid hormone in calcium homeostasis.
the fatty acid molecules expose the smallest possible hydrophobic surface area the fatty acid molecules expose the smallest possible hydrophobic surface area
The hypothalamus and pituitary glands and their relation to the brain. The hypothalamus and pituitary glands and their relation to the brain.
Structures of the lymphatic pathway from smallest to largest. Structures of the lymphatic pathway from smallest to largest.
The endocrine glands and their hormones. The endocrine glands and their hormones.
Exocrine and Endocrine Glands Exocrine and Endocrine Glands
Video: Cardiac Cycle (Part 4 of 4)

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