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Cortiva - APP 121 - Q2 - Hormones
Lesson on hormones and the endocrine system
29
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Undergraduate 1
02/24/2011

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Term
Exocrine (gland)
Definition
Has ducts; salivary, sweat, tears.
Term
Endocrine (gland)
Definition
Ductless; hormones must go into the general circulation (blood & lymph).
Term
Hormone (The Key)
Definition
Hormones are chemicals secreted into the blood stream to affect a specific tissue; the structure of a hormone is 'the key' to that tissue.
Term
Target Tissue (The Lock)
Definition
The tissue that is affected by a hormone that is its 'key'. A hormone is realeased into the blood or lymph stream, and targeted for the particular tissue.
Term
Anterior Pituitary (GH)
Definition
Growth hormone; produced throughout life, it stimulates protein synthesis; needed for repair.
Term
Anterior Pituitary (TSH)
Definition
Thyroid Stimulating Hormone; stimulates thyroid gland to produce thyroid hormones.
Term
Anterior Pituitary (ACTH)
Definition
Adrenocorticotropic hormone; stimulates adrenal cortex to produce cortical hormones; protects body during stress.
Term
Anterior Pituitary (PRL)
Definition
Prolactin; stimulates milk secretion.
Term
Anterior Pituitary (FSH)
Definition
Follicle stimulating hormone; stimulates growth hormone for ovaries, testes, and creates sperm cells.
Term
Anterior Pituitary (LH)
Definition
Luteinizing hormone; develops corpus luteum at site of ruptured ovarian follicle; stimulates testosterone secretion.
Term
Posterior Pituitary (ADH)
Definition
Anti-diuretic hormone; reabsorbs water into kidneys.
Term
Posterior Pituitary (Oxytocin)
Definition
Contracts uterine muscle; ejects milk from mammary glands.
Term
Thyroid (T4)
Definition
Thyroxine; increase metabolic rate and mental activity
Term
Thyroid (T3)
Definition
Triiodothyronine; increases metabolic rate and mental activity
Term
Parathyroid (PTH)
Definition
Regulates exchange of calcium between blood and bone; increase level of calcium in blood
Term
Adrenal Medulla (Epinephrine / Norepinephrine)
Definition
Increase blood pressure and heart rate; affected by sympathetic n. system
Term
Adrenal Cortex (Cortisol)
Definition
Aids in metabolism of carbohydrates, proteins, and fats; active during stress
Term
Adrenal Cortex (Aldosterone)
Definition
Regulates electrolytes and water balance
Term
Pancreatic Islets (Insulin)
Definition
Needed for transport of glucose into cells; pancreas - blood sugar level
Term
Pancreatic Islets (Glucagon)
Definition
Stimulates liver to release glucose
Term
Testes (Testosterone)
Definition
Stimulates growth and development of sexual organs and secondary sexual characteristics
Term
Ovaries (Estrogen)
Definition
Stimulates growth of primary sexual organs (uterus) and secondary sexual organs (breasts)
Term
Ovaries (Progesterone)
Definition
Maintains pregnancy; develops mammary glands
Term
Thymus Pineal (Thymosin)
Definition
Promotes groth of T cells for immunity
Term
Thymus Pineal (Melatonin)
Definition
Mood, sexual development, and the body's response to light (sleep)
Term
Hypothalamus
Definition
Link between the nervous and endocrine systems
Term
Massage Therapy & Hormones
Definition
Improves sleep, which increases GH (Growth Hormone) that repairs tissues
Term
Adrenaline = ?
Definition
Fear; separated from noradrenaline (anger) by 1 atom
Term
Noradrenaline = ?
Definition
Anger; separated from Fear (Adrenaline) by 1 atom
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