Homework Answers
The following metabolic response is not consistent with the disease condition:
- Hyponateremia in Cushing syndrome (As Cushing's syndrome is characterized my hypernatremia i.e. high Na+ ions concentration in plasma and not hyponatremia)
The following challenge test is a suppression test;
- dexamethasone suppression test (DST) (As it is used to measure the change in cortisol levels in response to an injection of dexamethasone).
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Question 35 (1 point) Which of the following metabolic response is not consistent with the disease...
Question 23 (1 point) Which of the following metabolic environments is not consistent with the disease...
Question 23 (1 point) Which of the following metabolic environments is not consistent with the disease indicated? a) Hypocholesteremia in Thyrotoxicosis b) Increase FSH and LH in ovarian failure c) Hyponatremia in Cushing syndrome d) Hyperglycemia in Cushing syndrome Question 24 (1 point) 40-year-old female presented with complaints of weight gain, acne, and increased facial hair. Physical examination revealed a blood pressure of 154/98, truncal obesity, a round face, acne ecchymoses of the arms and legs, purplish abdominal striae, and...
Question 31 (1 point) How would Congenital Adrenal Hyperplasia(CAH) affect cortisol and ACTH levels in blood?...
Question 31 (1 point) How would Congenital Adrenal Hyperplasia(CAH) affect cortisol and ACTH levels in blood? a) Cortisol decreased, ACTH increased b) Cortisol decreased, ACTH decreased c) Cortisol increased, ACTH increased d) Cortisol increased, ACTH decreased Question 32 (1 point) A 30-year-old woman is admitted to the hospital. She has truncal obesity, buffalo humpback, moon face, purple striae, hypertension, hyperglycemia, and increased facial hair. The laboratory test results reported are illustrated below. Resalts Tests Urinary free cortisol increased Cortisol (SAM)...
The carbohydrate functions of cortisol is NOT consistent with which of the following statements? a. increases...
The carbohydrate functions of cortisol is NOT consistent with which of the following statements? a. increases glycogenolysis in liver b. increases glycogenesis in liver c. decreases glucose uptake by tissue d. increases gluconeogenesis in liver Which of the following metabolic environment is not consistent with the disease indicated? a. increases in LH in mid menstrual cycle b. hypoglycaemia in primary thyroid insufficiency c. hyperosmolality in ADH excess d. hyponatremia in primary adrenal insufficiency
Question 21 (1 point) The differential diagnosis for hyperglycemia would not include which of the following?...
Question 21 (1 point) The differential diagnosis for hyperglycemia would not include which of the following? a) Hypothyroid b) Cushing syndrome c) Hyperinsulinism d) Hypogluconemia Question 22 (1 point) The development of metabolic acidosis in an uncontrolled diabetic is caused by the a) decreased number of insulin receptors on certain cells. b) loss of regulation of certain diabetogenes. c) elevated presence of lactic acid. d) the increased formation of b-hydroxybutyric acid (ketones)
Question 37 (1 point) Aldosterone's main effect increases reabsorption while antidiuretic hormone's main effect increases reabsorption:...
Question 37 (1 point) Aldosterone's main effect increases reabsorption while antidiuretic hormone's main effect increases reabsorption: a) potassium; sodium b) water; potassium c) sodium; water d) glucose; potassium Question 38 (1 point) If a patient was given the drugs listed below, which one would suppress the adrenal-endocrine axis? a) Metapirone b) TRH c) ACTH d) Dexamethasone
Question 33 (1 point) A deficiency in 21 a-Hydroxylase is not consistent with which of the...
Question 33 (1 point) A deficiency in 21 a-Hydroxylase is not consistent with which of the following test results? a) Undetectable aldosterone b) Increase testosterone c) Increase in adrenal androgens d) Increased cortisol Question 34 (1 point) A man comes to his physician complaining of fatigue, sudden weight loss, and mild weakness. His skin appears darkened and hyperpigmented. What lab results would this individual exhibit? a) Low ACTH, high cortisol b) Low ACTH, low cortisol c) High ACTH, high cortisol...
Question 15 (1 point) Which risk factor is not part of metabolic syndrome? O BMI of...
Question 15 (1 point) Which risk factor is not part of metabolic syndrome? O BMI of 25 O visceral fat Ohyperglycemia Ohigh blood lipids
Question 25 (1 point) The protein functions of cortisol is NOT consistent with which of the...
Question 25 (1 point) The protein functions of cortisol is NOT consistent with which of the following statements? a) Decreases the transport of amino acids across cell membranes b) Increases the transport of amino acids across cell membranes c Reduces the use of amino acid consumption for protein synthesis d) Increase cortisol can result in muscle atrophy Question 26 (1 point) Which of the following statements is NOT true? a) Cortisol secretion is lowest around 800 hrs The majority of...
Question 35 (1 point) A patient with Huntington's disease, but heterozygous for the trait, and another...
Question 35 (1 point) A patient with Huntington's disease, but heterozygous for the trait, and another patient with HD, also heterozygous, have a child. Assuming the child lives to maturity and no cure is found, what are the chances that the child will develop HD by the age of 45? a) 75% Ob) 100% O c) 0% O d) 50% Question 36 (1 point) In pea plants, green (G) seeds are dominant to yellow (g) seeds. In a genetic cross...
Question 35 (1 point) Patient age 19 years of age presents with the following laboratory test...
Question 35 (1 point) Patient age 19 years of age presents with the following laboratory test results. Test Culcium Result 15 065 210 III 30 Total protein Albumin Vitamin B12 PA Reference Interval 2.1-2.62 mmol L 08-1.45 mmoll 115 UL 60-85 L 35.35 L 166-738 pmol L 475-2220 nmol L >8% absorpti 100 221 Feel fat 43.5% excreted 352 > in 6h Glucose Blood trace Begative positive 40.50 Ipf begative negative negative negative The blood smear indicated macrcoytic red blood...
Question 23 (1 point) Which of the following metabolic environments is not consistent with the disease indicated? a) Hypocholesteremia in Thyrotoxicosis b) Increase FSH and LH in ovarian failure c) Hyponatremia in Cushing syndrome d) Hyperglycemia in Cushing syndrome Question 24 (1 point) 40-year-old female presented with complaints of weight gain, acne, and increased facial hair. Physical examination revealed a blood pressure of 154/98, truncal obesity, a round face, acne ecchymoses of the arms and legs, purplish abdominal striae, and...
Question 31 (1 point) How would Congenital Adrenal Hyperplasia(CAH) affect cortisol and ACTH levels in blood? a) Cortisol decreased, ACTH increased b) Cortisol decreased, ACTH decreased c) Cortisol increased, ACTH increased d) Cortisol increased, ACTH decreased Question 32 (1 point) A 30-year-old woman is admitted to the hospital. She has truncal obesity, buffalo humpback, moon face, purple striae, hypertension, hyperglycemia, and increased facial hair. The laboratory test results reported are illustrated below. Resalts Tests Urinary free cortisol increased Cortisol (SAM)...
Question 21 (1 point) The differential diagnosis for hyperglycemia would not include which of the following? a) Hypothyroid b) Cushing syndrome c) Hyperinsulinism d) Hypogluconemia Question 22 (1 point) The development of metabolic acidosis in an uncontrolled diabetic is caused by the a) decreased number of insulin receptors on certain cells. b) loss of regulation of certain diabetogenes. c) elevated presence of lactic acid. d) the increased formation of b-hydroxybutyric acid (ketones)
Question 37 (1 point) Aldosterone's main effect increases reabsorption while antidiuretic hormone's main effect increases reabsorption: a) potassium; sodium b) water; potassium c) sodium; water d) glucose; potassium Question 38 (1 point) If a patient was given the drugs listed below, which one would suppress the adrenal-endocrine axis? a) Metapirone b) TRH c) ACTH d) Dexamethasone
Question 33 (1 point) A deficiency in 21 a-Hydroxylase is not consistent with which of the following test results? a) Undetectable aldosterone b) Increase testosterone c) Increase in adrenal androgens d) Increased cortisol Question 34 (1 point) A man comes to his physician complaining of fatigue, sudden weight loss, and mild weakness. His skin appears darkened and hyperpigmented. What lab results would this individual exhibit? a) Low ACTH, high cortisol b) Low ACTH, low cortisol c) High ACTH, high cortisol...
Question 15 (1 point) Which risk factor is not part of metabolic syndrome? O BMI of 25 O visceral fat Ohyperglycemia Ohigh blood lipids
Question 25 (1 point) The protein functions of cortisol is NOT consistent with which of the following statements? a) Decreases the transport of amino acids across cell membranes b) Increases the transport of amino acids across cell membranes c Reduces the use of amino acid consumption for protein synthesis d) Increase cortisol can result in muscle atrophy Question 26 (1 point) Which of the following statements is NOT true? a) Cortisol secretion is lowest around 800 hrs The majority of...
Question 35 (1 point) A patient with Huntington's disease, but heterozygous for the trait, and another patient with HD, also heterozygous, have a child. Assuming the child lives to maturity and no cure is found, what are the chances that the child will develop HD by the age of 45? a) 75% Ob) 100% O c) 0% O d) 50% Question 36 (1 point) In pea plants, green (G) seeds are dominant to yellow (g) seeds. In a genetic cross...
Question 35 (1 point) Patient age 19 years of age presents with the following laboratory test results. Test Culcium Result 15 065 210 III 30 Total protein Albumin Vitamin B12 PA Reference Interval 2.1-2.62 mmol L 08-1.45 mmoll 115 UL 60-85 L 35.35 L 166-738 pmol L 475-2220 nmol L >8% absorpti 100 221 Feel fat 43.5% excreted 352 > in 6h Glucose Blood trace Begative positive 40.50 Ipf begative negative negative negative The blood smear indicated macrcoytic red blood...
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