Quiz: Exams 2022

1. Growth hormone causes hyperglycemia. It is a result of

A A. decreased peripheral utilization of glucose B B. decreased hepatic production via gluconeogenesis C C. increased glycolysis in muscle D D. decreased lipolysis

2. Effect of calcitonin on mineral metabolism

A A. inhibition of calcium mobilization from bones B B. bone mobilization C C. increased calcium reabsorption in the kidney D D. reduced phosphate reabsorption in the kidney

3. Herring bodies are found in:

A A. Pars Tuberalis B B. Pars intermedia C C. Somatotrophs D D. Neurohypophysis

4. Regarding the thyroid gland, all of the followings are true EXCEPT

A A) Follicular cells have numerous apical microvilli & supranuclear Golgi apparatus. B B) Parfollicular cells are located between follicular cells & reach to the colloid C C) Interfollicular cells are located between follicles, they are tangentially cut follicles. D D) Follicular epithelium surrounds a wide cavity filled with colloid.

5. Glucagon-secreting a cells of pancreas characterized by the followings EXCEPT:

A A) Constitute about 15% to 20% of islet cells. B B) Generally located centrally in the islets. C C) Contain secretory granules about 250 nm in diameter. D D) More uniform in size and more densely packed in the

6. In which of the followings spongiocytes are present:

A A) Zona glomerulosa B B) Zona fasciculate C C) cytoplasm D D) Zona reticularis

7. -The following hormone is formed in the hypothalamus:

A A) Prolactin hormone B B) A-Growth hormone C C) oxytocin D D) D-FSH

8. 5-Gigantism should be treated by the following:

A A) octreotide B B) GH C C) Prolactin inhibitors D D) thyroxine

9. -Hyperthyroidism is treated by the following drug to prevent sympathomimetic manifestation

A B) adrenaline B B) adrenaline C C) propranolol D D) verapamil

10.Which of the following factors decrease insulin secretion:

A A) Increase amino acids (after a high protein meal) B B) Gastric inhibiting peptide C C) When blood glucose level increases after a meal D D) Sympathetic stimulation

11...hormone there is marked Na+ & H20 loss from the body and marked K retention in blood. In absence of.......

A A. Calcitonin B B. Aldosterone C C. Insulin D D. Parathormone

12.All of the following are correct about insulin action except

A A- It decreases uptake of K by muscles and liver B B- It increase protein synthesis C C- Inhibits lipolysis D D- Inhibition of the liver glycogenolysis

13.All of the following are actions of Oxytocin except:

A A- Helps milk ejection B B- Stimulate uterine contraction at end of pregnancy C C- Involution of the uterus as before pregnancy. D D- It inhibits ejection of sperms from semineferous tubules and epidydemis into vas difference

13.All of the following are actions of Oxytocin except:

A A- Helps milk ejection B B- Stimulate uterine contraction at end of pregnancy C C- Involution of the uterus as before pregnancy. D D- It inhibits ejection of sperms from semineferous tubules and epidydemis into vas difference

13.All of the following are actions of Oxytocin except:

A A- Helps milk ejection B B- Stimulate uterine contraction at end of pregnancy C C- Involution of the uterus as before pregnancy. D D- It inhibits ejection of sperms from semineferous tubules and epidydemis into vas difference

14.All of the following are actions of thyroxin except it:

A A- Increases the metabolic activities in all tissues of the body B B- Blood glucose level C C- Increases the free fatty acid level in blood. D D- Increases protein synthesis in the cells

15.15-causes of short stature:

A A- Familial B B- congenital disease C C- hypopituitarism D D- all of the above

16.causes of poly urca

A a. diabetes mellitus B b. diabetes insibidus C c. none of above D d. both A and B

17.manifestation of hyperthyroidism except

A A- palpitation B B- thyroid enlarged C C- weight loss D D- cold skin

18.The etiology of Hashimoto's thyroiditis is.......

A A. There is increased TSH stimulation B B. hypoplasia of follicles C C. Autoimmune D D. Viral infection

19.Bone pain and osteoporosis are caused

A A- Toxic goiter B B- Parathyroid adenoma C C- Craniopharyngioma D D- Neuroblastoma

20.The following structure is related superiorly to pituitary gland.

A A- Dorsum sellae B B- Pons C C- Cavernous sinus D D- Basilar plexus of veins

21.Regarding thyroid gland which of the followings is not true

A A. Highly vascular organ B B. Consists of right and left lobes connected by isthmus C C. Isthmus related to 1", 2 and 3 tracheal rings D D. Each lobe is pear in shape

22.Cortex of suprarenal gland is derived from......

A A. Mesoderm B B. Endoderm C C. Neural crest D D. Mesonephric duct

23.Superior parathyroid gland is derived from..........................

A A. First pharyngeal pouch B B. First pharyngeal cleft C C. Second pharyngeal pouch D D. Fourth pharyngeal pouch

1. Growth hormone causes hyperglycemia. It is a result of

A A. decreased peripheral utilization of glucose B B. decreased hepatic production via gluconeogenesis C C. increased glycolysis in muscle D D. decreased lipolysis

2. Effect of calcitonin on mineral metabolism

A A. inhibition of calcium mobilization from bones B B. bone mobilization C C. increased calcium reabsorption in the kidney D D. reduced phosphate reabsorption in the kidney

3. Herring bodies are found in:

A A. Pars Tuberalis B B. Pars intermedia C C. Somatotrophs D D. Neurohypophysis

4. Regarding the thyroid gland, all of the followings are true EXCEPT

A A) Follicular cells have numerous apical microvilli & supranuclear Golgi apparatus. B B) Parfollicular cells are located between follicular cells & reach to the colloid C C) Interfollicular cells are located between follicles, they are tangentially cut follicles. D D) Follicular epithelium surrounds a wide cavity filled with colloid.

5. Glucagon-secreting a cells of pancreas characterized by the followings EXCEPT:

A A) Constitute about 15% to 20% of islet cells. B B) Generally located centrally in the islets. C C) Contain secretory granules about 250 nm in diameter. D D) More uniform in size and more densely packed in the

6. In which of the followings spongiocytes are present:

A A) Zona glomerulosa B B) Zona fasciculate C C) cytoplasm D D) Zona reticularis

7. -The following hormone is formed in the hypothalamus:

A A) Prolactin hormone B B) A-Growth hormone C C) oxytocin D D) D-FSH

8. 5-Gigantism should be treated by the following:

A A) octreotide B B) GH C C) Prolactin inhibitors D D) thyroxine

9. -Hyperthyroidism is treated by the following drug to prevent sympathomimetic manifestations:

A A) antithyroid drugs B B) adrenaline C C) propranolol D D) verapamil

10.Which of the following factors decrease insulin secretion:

A A) Increase amino acids (after a high protein meal) B B) Gastric inhibiting peptide C C) When blood glucose level increases after a meal D D) Sympathetic stimulation

11...hormone there is marked Na+ & H20 loss from the body and marked K retention in blood. In absence of.......

A A. Calcitonin B B. Aldosterone C C. Insulin D D. Parathormone

12.All of the following are correct about insulin action except

A A- It decreases uptake of K by muscles and liver B B- It increase protein synthesis C C- Inhibits lipolysis D D- Inhibition of the liver glycogenolysis

13.All of the following are actions of Oxytocin except:

A A- Helps milk ejection B B- Stimulate uterine contraction at end of pregnancy C C- Involution of the uterus as before pregnancy. D D- It inhibits ejection of sperms from semineferous tubules and epidydemis into vas difference

14.All of the following are actions of thyroxin except it:

A A- Increases the metabolic activities in all tissues of the body B B- Blood glucose level C C- Increases the free fatty acid level in blood. D D- Increases protein synthesis in the cells

15.15-causes of short stature:

A A- Familial B B- congenital disease C C- hypopituitarism D D- all of the above

16.causes of poly urca

A a. diabetes mellitus B b. diabetes insibidus C c. none of above D d. both A and B

17.manifestation of hyperthyroidism except

A A- palpitation B B- thyroid enlarged C C- weight loss D D- cold skin

18.The etiology of Hashimoto's thyroiditis is.......

A A. There is increased TSH stimulation B B. hypoplasia of follicles C C. Autoimmune D D. Viral infection

19.Bone pain and osteoporosis are caused

A A- Toxic goiter B B- Parathyroid adenoma C C- Craniopharyngioma D D- Neuroblastoma

20.The following structure is related superiorly to pituitary gland.

A A- Dorsum sellae B B- Pons C C- Cavernous sinus D D- Basilar plexus of veins

21.Regarding thyroid gland which of the followings is not true

A A. Highly vascular organ B B. Consists of right and left lobes connected by isthmus C C. Isthmus related to 1", 2 and 3 tracheal rings D D. Each lobe is pear in shape

22.Cortex of suprarenal gland is derived from......

A A. Mesoderm B B. Endoderm C C. Neural crest D D. Mesonephric duct

23.Superior parathyroid gland is derived from..........................

A A. First pharyngeal pouch B B. First pharyngeal cleft C C. Second pharyngeal pouch D D. Fourth pharyngeal pouch

1. TSH hormone biochemically is

A A. protein B B. Fat C C. Glycoprotein D D. Carbohydrate

2. Hyperproduction of adrenalin in the body is observed in:

A A- adrenogenital syndrome B B- pheochromocytoma C C- Cushing's syndrome D D- Addison's disease

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