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Chapter 11 Endo
Endocrine system
| Question | Answer |
|---|---|
| Compare and contrast nervous and endocrine systems | Nervous system controls body activities through the release of neurotransmitters at synapses and the endocrine system releases hormones through through interstitial fluid then into blood stream |
| How target cells and receptor sites allow hormones to function | Hormones influence target cells by binding to receptors |
| 3 things that control hormone secretions | Signals from the nervous system Chemical changes in blood Other hormones |
| Relationship between hypothalamus and pituitary glands | The hypothalamus gland is the master of the pituitary gland |
| hGh iGf how they promote tissue growth and healing | Cells in liver, skeletal muscle, cartilage, bone, and other tissue secrete igf in blood stream or act locally |
| Ths and thr's impact on thyroid functions | Is simulated the synthesis of secretion in the thyroid gland |
| FHS and LH's impact ovulation in females | Development of ovarian follicles an starts ovulation |
| FHS and LH'S impact on male reproductive system | FSH stimulates sperm production in testes LH stimulates testes to secrete testosterone |
| Oxytocins help in delivering babies | Targets uterus and breasts enhances contractions |
| Presence an absence of adh effect urine | Causes kidney to retain water decreasing urine volume |
| Prolactin, PRH, oxytocin make breast feeding possible | Prolactin initiates and maintained milk production PRH releases prolactin Oxytocin stimulates milk ejection |
| Thyroid gland location | Just below the larynx |
| Thyroid hormones impact body's metabolism | Increase basal metabolic rate and exert effects throughout the body |
| Calcitonin impacts bones remodeling process | Can decrease calcium and inhibiting the action of osteoclasts |
| Glucagon and insulin manipulate blood sugar levels | Glucagon increase blood glucose level and insulin pushes glucose into cells |
| 5 functions of cortisol | •protein breakdown •glucose formation •breakdown of triglycerides •anti-inflammatory effects •depression of immune responses |
| Epinephrine and norepinephrine keep body safe from harm | Adrenaline and noradrenalin fight or flight instincts |
| 4 functions of estrogen and progesterone | Regulate minstrel cycle, maintain pregnancy prepare mammary glands an produce sex hormones |
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