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Module 12
Section 11: The Endocrine system
Question | Answer |
---|---|
What is a hormone? | A chemical messenger released into the bloodstream that regulates the functions of other cells |
Which gland is located in the brain and stimulates other glands to secrete hormones? | The pituitary gland |
Which hormones are released by the pancreas to regulate blood glucose levels? | Insulin and glicagon |
Which functions are regulated by the thyroid gland? | Body temperature appetite weight bloodpressure |
Wat is the function of the pineal gland | Secretes melatonin at night to cause drowsiness and |
What is the function of the parathyhroid glands? | Regulating calcium balance in the blood |
What is a goiter? | The abnormal development of the thyroid gland resulting in an enlargement in the frontal part of the neck often caused by a deficiency of iodine |
What is an example of a negative feedback system? | Thyroid control, in which thyroid hormones signal the hypothalamus and pituitary gland to stop stimulating the thyroid gland |
What is used to treat hypothyroidism? | Thyroid replacement therapy, such as levothyroxine |
Which medications are used to treat hyperthyroidism? | Methimazole and propylthiouracil |