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A patient with Cushingâ s syndrome due to an adrenal tumor would have high plasma levels of CRH.
True
False
2.
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The normal response to a low dose (1 mg) dexamethasone suppression test is a reduction in plasma cortisol to less than ~5 microgram/dL.
True
False
3.
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ACTH stimulates the conversion of cholesterol to pregnenolone in cells of the adrenal cortex.
True
False
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- Match the following. Place letter answer in space provided at left. Answers may be used more than once or not at all 1. A second messenger A. ADH 2. chemical needed to convert glucose to ATP B. Antagonistic 3. chemicals that exert effects on the same cells that secrete them C. autocrines 4. Effect of an increase in one hormone causing a decrease in another D. Calcitonin 5. Effect of an increase in one hormone causing an increase in another E. Corpus luteum 6. Effect where hormones are released via nerve fibers F. DAG 7. Hormone responsible for the deposition of calcium G. FSH 8. hormone types that has direct gene activation H. Glycogen 9. Hypophyseal hormone released in response to low sugar levels I. HGH 10. Identify generically the first messenger J. Hormone 11. Identify the enzyme involved in PIP calcium signaling K. Liver 12. identify the hypothalamic hormone that regulates serum water levels L. Neuronal 13. identify the hypothalamic hormone that aids in milk ejection M. None of…TABLE 1. Patient’s data and hormonal values Table shows there were no notable age distinctions between men and women. and that the hormone levels were within normal ranges for their respective ages. explain why?Norepinephrine acts through beta 1 adrenergic receptors to cause renin release from granular cells. True False 2. Very high blood plasma osmolarity inhibits the release of aldosterone from the adrenal cortex. True False
- Which medications can be used for functional tests with suppression of adrenocorticotrophic hormone in diagnosing of the pathology of adrenal glands?A. PrednisoloneB. DexamethasonumC. HydrocortisoneD. Deoxycorticosterone acetateE. TriamcinoloneI am struggling with deciding what adrenal eitologies line up best with these case studies. A 22 year-old woman (no family history available, not currently taking medication, negative medicalhistory) presents with.... C. mild hypotension and hyperkalemia. Blood pH is 7.38 and BUN is 34mg/dL and GFR is 82ml/min. D. hypotension with muscle weakness, fatigue, weight loss, heart palpitation, weight loss,and secondary amenorrhea. Her laboratory results reveal hyperkalemia. Fasting bloodglucose is 55mg/dL, serum albumin is 8.0 mg/dL and blood pH is 7.35. E. hypertension with headache, diarrhea and abdominal pain. The patient also suffersfrom panic attacks and hot flashes. Fasting plasma glucose is 285 mg/dL and TSH is 6.5μU/mL.نقطة واحدة Pretreatment with propranolol will block Norepinephrine-induced * .bradycardia False True
- MS Manal is a 42yo female complains of constant fatigue, despite a full night's sleep. She says her mood is poor and does not have any energy to do anything. She is noted to be wearing a sweater despite warm weather and her hands seem very dry. Labs: T4(free)-low. TSH-high. What is your evaluation of this patient: a. Hyperthyroidism and needs levothyroxine b. Hypothyroidism and needs levothyroxine c. Hypothyroidism and no need for treatment now d. Hyperthyroidism and needs PTUMatching each of the following conditions with the one best explanation (1-5): 1. Jet Lag 2. Pituitary dwarf 3. Acromegaly 4. Inflammation 5. Tetany A. Underproduction of GH as a child B. Overproduction of GH as a child C. Overproduction of GH as an adult D. Results if PTH is not produced in response to low blood calcium E. Cortisol helps to counteract this condition F. Melatonin production is produced according to body's normal rhythm G. Lack of erythropoietin to act on the bone marrow H. Results if calcitonin is not produced in response to low blood calciumThe following shows the feedback pathway for the secretion of the fight-or-flight hormone. Structure 1 Nervous System Division Gland Hormone Released Select the number that represents each part of the fight-or-flight hormone release pathway. 1. Pituitary gland 2. Hypothalamus 3. Sympathetic nervous system 4. Parasympathetic nervous system 5. Adrenal medulla 6. Adrenal cortex 7. Cortisol 8. Epinephrine 3 Structure 1 NS Division Gland Hormone 2.
- The following could be used as hormones in the endocrine system and/or neurotransmitters by the nervous system (select all that apply i.e multiple correct answers) 1. Norepinephrine (NE) 2. insulin 3. antidiuretic hormone (ADH) 4. thyrotropin releasing hormone (TRH) 5. calcitonin 6. cholecystokininA 58-year-old woman has had truncal obesity, fatigue, and hirsutism for 6 months. Blood pressure is 164/98 mm Hg. Laboratory studies show an increased serum cortisol concentration. ACTH is undetectable. Urinalysis is glucosuria. Which of the following is the most likely cause of these findings? a. Adrenal adenoma b. Adrenogenital syndrome c. Autoimmune adrenalitis d. Basophilic pituitary adenoma e. Chromophobe pituitary adenoma f. Small cell carcinoma of the lungA 10 month old child whose external genitalia were ambiguous had hypertension and no dehydration. He had high sodium levels, low potassium levels, high 11-deoxycortisol, high deoxycorticosterone, low cortisol and the concentrations of progesterone, 17-hydroxyprogesterone and ∆4-androstenedione were also increased above the reference range. The child was genotypic female. The doctors diagnosed the child with CAH but did not know why the child is hypertensive and lacks dehydration. please explain.