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Chapter 12
The Endocrine System
| Question | Answer |
|---|---|
| Characteristics of the nervous system | Controls rapid response, uses both chemical and electrical stimulus |
| Characteristics of the endocrine system | Used to regulate growth, used chemical stimuli only |
| A rector is | Where the hormone attaches |
| A target tissue is | a specific tissue acted on by each hormone |
| A hormone is a | Chemical messenger that have specific regulatory effects on certain cells or organs |
| One of the tiny glands located behind the thyroid glad | Parathyroid |
| The largest of the endocrine glands, located in the neck | Thyroid |
| The gland in the brain that is regulated by light | Pineal |
| An organ that contains islets | Pancreas |
| The endocrine gland composed of a cortex and medulla, each with specific functions | Adrenal |
| The anterior pituitary hormone that stimulates milk synthesis | Prolactin |
| The main hormone of the adrenal medulla that, among other actions, raises blood pressure and increases the heart rate | Epinephrine |
| The anterior pituitary hormone that stimulates the adrenal cortex | ACTH |
| A hormone produced by the ovaries | Estrogen |
| The hormone from the adrenal cortex that regulates sodium and potassium re absorption in the kidney tubules | Aldosterone |
| A gonadotropic hormone | FSH follicle- stimulating hormone |
| A hormone synthesized in the hypothalamus | Anti-duretic hormone |
| A hormone that raises the blood calcium level | Parathyroid hormone |
| A hormone that lowers the blood glucose | Insulin |
| A pancreatic hormone that raises the blood glucose level | Glucagon |
| An adrenal hormone the raises the blood glucose level | Cortisol |
| A hormone that promotes T-cell development | Thymosin |
| Anterior Pituitary | Releases hormones under the regulation of hypothalamic releasing hormones |
| Posterior Pituitary | Consists of neural tissue, Secretes hormones synthesized in the hypothalamus |
| Any enlargement of the thyroid gland | Goiter |
| A disease in which insulin function is abnormally low | Diabetes mellitus |
| A form of hyperthyroidism | Graves disease |
| A form of hypothyroidism in adults | Myxedema |
| A disease resulting from adrenal cortex hypoactivity | Addison disease |
| Low blood sugar | Hypoglycemia |
| trop/o | acting on, influencing |
| Cortic/o | Cortex |
| -poiesis | making, forming |
| natri | sodium |
| andr/o | male |
| megaly | enlargement |
| ren/o | kidney |
| acro/o | end, extremity |
| oxy | sharp, acute |
| nephr/o | kidney |