1620285004 | Thyroid Gland | an organ in the neck consisting of two lobes on the ventral surface of the trachea | 0 | |
1620285005 | Follicular Cells | produce and secrete T3 and T4 | 1 | |
1620285006 | Parafollicular Cells | produce calcitonin | 2 | |
1620285007 | Colloid-filled Follicles | serves as a reservoir of materials for thyroid hormone production, store iodine | 3 | |
1620285008 | Parathyroid Gland | a set of four small structures embedded in the posterior surface of the thyroid, plays a major role in blood Ca regulation, releases parathyroid hormone | 4 | |
1620285009 | Triiodothyrodine | T3, contains 3 iodine atoms, acts 10x faster than T4 | 5 | |
1620285010 | Tetraiodothyrodine | T4, contains 4 iodine atoms | 6 | |
1620285011 | Parathryoid Cells | secrete parathyroid hormone | 7 | |
1620285012 | Parathyroid Hormone | responsible for INCREASING Ca in the blood, can pull from bones and stimulates reabsorption of Ca by the kidneys | 8 | |
1620285013 | Calcitonin | if blood Ca rises: inhibits bone breakdown and enhances Ca secretion by kidneys | 9 | |
1620285014 | 3 Layers of the Adrenal Cortex | Zona glomerulosa Zona fasciculata Zona reticularis *All corticosteroids | 10 | |
1620285015 | Adrenal Medulla | cells made of NEURAL TISSUE secretes EPINEPHRINE and NOREPINEPHRINE for short term stress, fastest released hormones | 11 | |
1620285016 | Dopamine | becomes norepinephrine (20%) that then becomes epinephrine (80%), causes blood glucose to rise, increased BP and vasoconstrictor | 12 | |
1620285017 | Pancreas | aids in digestion, has both exocrine and exocrine cells; Acinar Cells and Pancreatic Islets | 13 | |
1620285018 | Acinar Cells | EXOCRINE, produces enzyme-rich juice for digestion | 14 | |
1620285019 | Pancreatic Islets | ENDOCRINE, AKA Islets of Langerhans, contain Alpha Cells and Beta Cells | 15 | |
1620285020 | Alpha Cells | produces GLUCAGON, increases glucose levels in circulation | 16 | |
1620285021 | Beta Cells | produces INSULIN, decreases glucose levels in circulation | 17 | |
1620285022 | Ovaries | produce ESTROGEN AND PROGESTERONE (pregnancy hormone) | 18 | |
1620285023 | Placenta | secretes ESTROGENS, PROGESTERONE, HUMAN CHORIONIC GONADOTROPIN (hCG) | 19 | |
1620285024 | Aldosterone | from adrenal cortex, functions in ion and water homeostasis, responds to severe stress | 20 | |
1620285025 | Zona Glomerulosa | produces MINERALOCORTICOIDS like Aldosterone | 21 | |
1620285026 | Zona Fasciculata | produces GLUCOCORTICOIDS like cortisol and cortisone for stress and inflammation | 22 | |
1620285027 | Zona Reticularis | produces GONADOCORTICOIDS like estrogen, testosterone and androgens | 23 | |
1620285028 | Short-term Stress | adrenal MEDULLA responds, epinephrine and norepinephrine secreted | 24 | |
1620285029 | Prolonged Stress | adrenal CORTEX responds with mineralocorticoids and glucocorticoids | 25 | |
1620285030 | Short-term Stress Response | Epinephrine & Norepinephrine: glycogen | 26 | |
1620285031 | Prolonged Stress Response | MINERALOCORTICOIDS: Retention of Na and water by kidneys Increased blood volume and BP GLUCOCORTICOIDS: Proteins and fats broken down to glucose, increase blood glucose levels Partial suppression of immune system | 27 | |
1624289469 | Effects of Norepinephrine & Epinephrine | Responds to short term stress from the MEDULLA causing: Increased BP, breathing rate and metabolic rate Glycogen broken down to glucose, increased blood glucose levels Change in blood flow patterns leading to increased alertness and slows down digestion, excretion and reproductive systems | 28 | |
1624289470 | Mineralcorticoids | maintains salt and water balance, aldosterone | 29 | |
1624289471 | Glucocorticoids | primary effect on glucose metabolism, cortisol and cortisone | 30 | |
1624289472 | Gonadocorticoids | sex hormones: androgens, estrogens and progestins found in both males and females | 31 | |
1624291886 | Adrenal Cortex | made of ENDOCRINE CELLS has to be activated by ACTH, 3 layers, produces corticosteroids, resounds to long-term stress | 32 |
Campbell Biology 10th edition Ch. 45 Part 2 Flashcards
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