The drugs are normally prescribed to treat attention deficit hyperactivity disorder (ADHD), but healthy students use them to get a leg up in school, by improving focus, concentration and memory.
Adrenaline, or epinephrine, is a hormone that dilates an individual's air passages and increases his heart rate when he is faced with a stressful situation. The hormone is secreted from the adrenal glands to help ensure survival under dangerous situations.
Describe the role of each major endocrine gland It monitors sensory input from the nervous system and uses it to control the endocrine system via the pituitary gland. Why is the hypothalamus an important part of both the nervous system and the endocrine system Type I or juvenile onset (little or no secretion of insulin), and Type II, or adult onset (low or normal levels of insulin, but cell response to insulin is inefficient.