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37 Cards in this Set
- Front
- Back
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Corticotropin-Releasing Hormone (CRH)
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-Origin: Hypothalamus
-Stimulus: 1. Low blood glucocorticoid 2. Stress -Target: Anterior Pituitary -Action: Causes release of Adrenocorticotropic Hormone -Inhibition: Cortisol (a glucocorticoid)=High blood Glucocorticoid -Control: Negative Feedback |
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Gonadotropin-Releasing Hormone
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GNRH
-Origin: Hypothalamus -Stimulus: 1. Puberty 2. Low Estrogen & Progesterone 3. High Estrogen & low Progesterone 4. Low blood testosterone -Target: Anterior Pituitary -Action: Stimulates release of FSH and LH -Inhibition: Testosterone, Progesterone, Estrogen -Control: Negative Feedback |
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Thyrotropin-Releasing Hormone
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TRH
-Origin: Hypothalamus -Stimulus: 1. Low levels of thyroid hormone 2. Low metabolism 3. Cold -Target: Anterior Pituitary -Action: Stimulates release of TSH -Inhibition: High TH -Control: Negative feedback |
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Growth Hormone-Releasing Hormone
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GHRH
-Origin: Hypothalamus -Stimulus: 1. Low GH 2. Low Glucose 3. Age 4. Cyclic daily release -Target: Anterior Pituitary -Action: Stimulates release of GH -Inhibition: High blood Glucose |
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Growth Hormone-Inhibiting Hormone
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GHIH
-Origin: Hypothalamus -Stimulus: 1. High levels of GH and IGFS 2. High blood Glucose -Target: Anterior Pituitary -Action: Inhibits release of GH -Inhibition: Low Glucose |
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Prolactin-Releasing Hormone
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PRH
-Origin: Hypothalamus |
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Prolactin-Inhibiting Hormone
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PIH
Origin: Hypothalamus |
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Sella Turcica
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Houses Pituitary Gland
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Adrenocorticotropic Hormone
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ACTH
Origin: Hypothalamus Stimulus: Stress Target: Adrenal Cortext Action: Causes release of cortisol Inhibition: Cortisol Control: Negative feedback |
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Follicle-Stimulating Hormone
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FSH
-Origin: Anterior Pituitary -Stimulus: GnRH -Target: Ovaries & Testes -Action: Follicle Growth & spermatogenesis -Inhibition: High Estrogen & Testosterone -Control: Negative feedback |
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Luteinizing Hormone
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LH
-Origin: Anterior Pituitary -Stimulus: GnRH -Target: Ovaries & Testes -Action: Release Estrogen & Testosterone -Inhibition: High Estrogen, Progesterone & Testosterone -Control: Negative feedback |
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Thyroid-Stimulating Hormone
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TSH
-Origin: Anterior Pituitary -Stimulus: TRH -Target: Thyroid Gland -Action: Stimulates the release of TH -Inhibition: High TH -Control: Negative feedback |
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Growth Hormone
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GH
-Origin: Anterior Pituitary -Stimulus: GHRH -Target: Throughout the body -Action: Simulates insulin-like growth factors that increase growth rate and blood sugar -Inhibition: GHIH |
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Prolactin
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PRL
-Origin: Anterior Pituitary -Stimulus: Suckling -Target: mammary glands & testes -Action: Milk production, LH sensitivity -Inhibition: Prolactin inhibiting hormone |
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Antidiuretic Hormone
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ADH
-Origin: Posterior Pituitary -Stimulus: Dehydration -Target: Kidney -Action: Water retention -Inhibition: High blood volume |
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Oxytocin
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OT
-Origin: Posterior Pituitary -Stimulus: Uterine Stretch -Target: Uterus -Action: stimulates contractions -Inhibition: Lack of uterine stretch |
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Melatonin
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-Origin: Pineal Gland
-Stimulus: Darkness -Target: Hypothalamus -Inhibition: Light |
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Serotonin
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-Origin: Pineal Gland
-Stimulus: Sunlight -Target: Brain -Inhibition: Brain |
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Thyroid Hormone
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TH
-Origin: Thyroid Gland -Stimulus:TSH -Target: Throughout body -Action: Increases body temperature -Inhibition: Lack of TSH |
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Calcitonin
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-Origin: Thyroid Gland
-Stimulus: Increase in calcium -Target: Bone -Action: Deposits calcium in bone -Inhibition: Decrease in blood calcium |
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Parathyroid Hormone
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PTH
-Origin: Parathyroid gland -Stimulus: Decrease in calcium -Target: Kidney -Action: Deposits calcium into blood -Inhibition: Increase in blood calcium |
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Thymosins
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-Origin: Thymus
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Insulin
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-Origin: Pancreas
-Stimulus: Meals -Target: Throughout body -Action: decreases blood glucose -Inhibition: Low blood glucose |
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Glucagon
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-Origin: Pancreas
-Stimulus: Protein meals -Target: Liver -Action: Increase blood Glucose -Inhibition: High blood Glucose |
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Where are the Adrenal Glands located?
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Around the kidneys
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Mineralocorticoids
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Aldosterone
-Origin: Adrenal cortex -Stimulus: Low blood pressure -Target: Kidney -Action: Increases blood pressure -Inhibition: Increased blood pressure |
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Glucocorticoids
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Cortisol
-Origin: Adrenal cortex -Stimulus: Stress -Target: Throughout body -Action: increases resistance to stress -Inhibition: Lack of ACTH |
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Androgens
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Origin: Adrenal Cortex
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Epinephrine
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-Origin: Adrenal Medulla
-Stimulus: Stress -Target: Throughout the body -Inhibition: Lack of stress |
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Norepinephrine
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Origin: Neurons
Target: Neurotransmitter |
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Estradiol
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-Origin: Ovary
-Stimulus: FSH & LH -Target: Throughout the body -Action: Sexual development and function -Inhibition: Lack of FSH & LH |
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Progesterone
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-Origin: Ovaries
-Stimulus: LH -Target: Throughout the body -Action: Regulate reproductive cycle -Inhibition: Lack of LH |
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Inhibin
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-Origin: Testes
-Stimulus: High sperm count -Target: Anterior Pituitary -Action: Inhibits release of FSH -Inhibition: Low sperm count |
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What 3 hormones are found in the placenta?
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1. Human Chorionic Gonadotropin
2. Progesterone 3. Estrogens |
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Hypothalamo-Pituitary- Adrenal Axis
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1. Corticotropin-Releasing Hormone (CRH)
2. Adrenocorticotropic Hormone (ACTH) 3. Cortisol |
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Hypothalamo-Pituitary-Gonadal Axis
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1. Gonadotropin-Releasing Hormone
2. Follicle-Stimulating Hormone 3. Luteinizing Hormone 4. Estrogens 5. Progesterone 6. Testosterone |
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Hypothalamo-Pituitary-Thyroid Axis
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1. Thyrotropin-Releasing Hormone
2. Thyroid-Stimulating Hormone 3. Thyroid Hormone |
