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Author Question: Sam had been a friend of Joe for a considerable period of time and had often accompanied him as he ... (Read 18 times) |
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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.