Endocrinology MCQs

Option A: Thyroid extract

Option B: Thyroglobulin

Option C: Thyroxine (T4)

Option D: Triiodothyronine (T3)

Correct Answer: Thyroxine (T4) ✔

Option A: Parathyroid hormone ( PTH)

Option B: Parathyroid hormone related protein (PTHrP)

Option C: Interleukin – 6 ( IL- 6)

Option D: Calcitonin

Correct Answer: Parathyroid hormone related protein (PTHrP) ✔

Option A: Kidney tubules

Option B: Red blood cells

Option C: Brain

Option D: Skeletal muscle

Correct Answer: Skeletal muscle ✔

Option A: FSH

Option B: LH

Option C: TSH

Option D: GH

Correct Answer: GH ✔

Option A: Secretion increases following injury

Option B: Favours protein synthesis

Option C: Enhances antigen – antibody reactions

Option D: Tends to lower blood pressure

Correct Answer: Secretion increases following injury ✔

Option A: Truncal obesity

Option B: Hypertension

Option C: Hypoglycemia

Option D: Poor wound healing

Correct Answer: Hypoglycemia ✔

Option A: Secreted by beta cells

Option B: Glycopeptide

Option C: Causes lipogenesis

Option D: Promotes glycogenesis

Correct Answer: Glycopeptide ✔

Option A: Acts on the uterus to maintain integrity of endometrium in early pregnancy

Option B: Production is greatest in the last three months of pregnancy

Option C: Can be identified in the urine of pregnant women by immunological technique

Option D: Is a steroid hormone

Correct Answer: Can be identified in the urine of pregnant women by immunological technique ✔

Option A: Swollen, oedematous look of the face

Option B: Impotency, amenorrhea

Option C: B.M.R increased by 30 -45%

Option D: Dullness, loss of memory

Correct Answer: B.M.R increased by 30 -45% ✔

Option A: Increases the blood glucose level by favoring glycogenolysis in blood and muscle cells

Option B: Decrease the level o free fatty acids and ketone bodies

Option C: Increase the splanchnic blood flow

Option D: Are under the control of parasy

Correct Answer: Increases the blood glucose level by favoring glycogenolysis in blood and muscle cells ✔

Option A: Decrease in calcium excretion

Option B: Increase in serum proteins which bind throxine

Option C: Potentiation of catecholamine action

Option D: Increase in calcium excretion

Correct Answer: Potentiation of catecholamine action ✔

Option A: Stroma

Option B: Corpora albicans

Option C: Corpora lutea

Option D: Mature follicles

Correct Answer: Corpora lutea ✔

Option A: Estriol

Option B: Cortisol

Option C: Corticosterone

Option D: Aldosterone

Correct Answer: Estriol ✔

Option A: Decrease in tubal motility

Option B: Prevents the fertilization

Option C: Prevents the implantation of fertilized egg

Option D: Inhibits ovulation

Correct Answer: Inhibits ovulation ✔

Option A: Niacin

Option B: Tyrosine

Option C: Methionine

Option D: Glycerol

Correct Answer: Tyrosine ✔

Option A: Facilitated diffusion

Option B: Carrier – mediated endocytosis

Option C: Cholesterol lined pores in the plasma membrane

Option D: Simple diffusion

Correct Answer: Simple diffusion ✔

Option A: They inhibit protein synthesis

Option B: They antagonize the effect of insulin

Option C: They promote growth of bone and cartilage

Option D: They mediated the local effects of Somatostatin

Correct Answer: They promote growth of bone and cartilage ✔

Option A: Cortisol

Option B: Thyroxine

Option C: Growth hormone

Option D: Somatostatin

Correct Answer: Cortisol ✔

Option A: Obseity

Option B: Hypertension

Option C: High TSH levels

Option D: Increased risk of infections

Correct Answer: Increased risk of infections ✔

Option A: Distal tubules and collecting ducts in the kidney

Option B: Afferent arterioles of the glomeruli

Option C: Thirst center in the hypothalamus

Option D: Osmoreceptors in the hypothalamus

Correct Answer: Distal tubules and collecting ducts in the kidney ✔

Option A: Progesterone

Option B: Prolactin

Option C: Prostaglandin

Option D: Oxytocin

Correct Answer: Oxytocin ✔

Option A: TSH

Option B: Prolactin

Option C: ACTH

Option D: FSH

Correct Answer: Prolactin ✔

Option A: Decreased cell metabolism

Option B: Increased oxygen consumption

Option C: Increased pulmonary ventilation

Option D: Increased basal metabolism

Correct Answer: Decreased cell metabolism ✔

Option A: Parathyroid

Option B: Insulin

Option C: Thyroid

Option D: Glucagon

Correct Answer: Thyroid ✔

Option A: Epinephrine

Option B: Glucagon

Option C: Pituitary

Option D: Thyroxine

Correct Answer: Glucagon ✔

Option A: Diabetes mellitus

Option B: Diabetes insipidus

Option C: Dwarfism

Option D: Cretinism

Correct Answer: Diabetes insipidus ✔

Option A: Thyroid

Option B: Parathyroids

Option C: Anterior pituitary

Option D: Posterior pituitary

Correct Answer: Anterior pituitary ✔

Option A: Syncope

Option B: Cardiac arrhythmias

Option C: Drastic fall in blood pressure

Option D: Precipitation of allergic reaction

Correct Answer: Cardiac arrhythmias ✔

Option A: Bone deposition

Option B: Bone resorption

Option C: Increases intestinal absorption of calcium

Option D: Decreases intestinal absorption of calcium

Correct Answer: Bone deposition ✔

Option A: Decreased intestinal phosphate absorption

Option B: Increased calcium excretion

Option C: Decreased renal phosphate absorption

Option D: Increased loss of phosphate in urine

Correct Answer: Decreased renal phosphate absorption ✔

Option A: Supraoptic

Option B: Pre optic

Option C: Suprachiasmatic

Option D: Paraventricular

Correct Answer: Supraoptic ✔

Option A: Anterior pituitary gland

Option B: Posterior pituitary gland

Option C: Hypothalamus

Option D: Adrenal gland

Correct Answer: Anterior pituitary gland ✔

Option A: Insulin and glucagon

Option B: Thyroxine and parathormone

Option C: A.D.H. and Oxytocin

Option D: Testosterone and F.S. H

Correct Answer: Testosterone and F.S. H ✔

Option A: Increased excretion of phosphates

Option B: Increased serum calcium

Option C: Decrease excretion of calcium

Option D: Increase excretion of calcium

Correct Answer: Increased serum calcium ✔

Option A: Vit – D & Calcium

Option B: Parathormone

Option C: Calcitonin

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Circadian

Option B: Circa triginatan

Option C: Circa sestin

Option D: Circannual

Correct Answer: Circadian ✔

Option A: ACTH

Option B: Thyroxine

Option C: Adrenaline

Option D: Calcitonin

Correct Answer: Thyroxine ✔

Option A: Hyperparathyroidism

Option B: Hypothyroidism

Option C: Hypoparathyroidism

Option D: Hyperthyroidism

Correct Answer: Hypoparathyroidism ✔

Option A: Anterior pituitary

Option B: Hypothalamus

Option C: Juxtaglomerular apparatus

Option D: Vasomotor center

Correct Answer: Hypothalamus ✔

Option A: Increases reabsorption of sodium

Option B: Increases exceretion of potassium

Option C: Increases retention of sodium

Option D: Both ‘A’ and ‘B’

Correct Answer: Increases retention of sodium ✔

Option A: Adrenal cortex

Option B: Parathyroids

Option C: Pituitary

Option D: None of the above

Correct Answer: None of the above ✔

Option A: Hypothyroidism

Option B: Osteogenesis imperfecta

Option C: Paget’s disease of the bone

Option D: Tetany

Correct Answer: Tetany ✔

Option A: ACTH

Option B: Antidiuretic hormone

Option C: Growth hormone

Option D: Luetinizing hormone

Correct Answer: Antidiuretic hormone ✔

Option A: Hypoglycemia

Option B: Psychosis

Option C: Peptic ulcers

Option D: Osteoporosis

Correct Answer: Hypoglycemia ✔

Option A: Radio immune assay

Option B: Latex agglutination

Option C: Immunofluorescence

Option D: ELISA

Correct Answer: Radio immune assay ✔

Option A: Progesterone

Option B: Cortisol

Option C: Testosterone

Option D: Corticosterone

Correct Answer: Progesterone ✔

Option A: Sertoli cells

Option B: FSH

Option C: Seminiferous tubules

Option D: Spermatogenesis

Correct Answer: FSH ✔

Option A: Acute Pancreatitis

Option B: Carcinoma of Head of Pancreas

Option C: Acinar Function of the Pancreas

Option D: Endocrine Dysfunction of Pancreas

Correct Answer: Endocrine Dysfunction of Pancreas ✔

Option A: Insulin

Option B: Parathormone

Option C: Vasopressin

Option D: Adrenalin

Correct Answer: Parathormone ✔

Option A: HMG. CoA reductase

Option B: HMG- CoA lyase

Option C: HMG- CoA synthase

Option D: Thiolase

Correct Answer: HMG. CoA reductase ✔

Option A: Clonidine

Option B: Amiodarone

Option C: Hydralazine

Option D: Penicillamine

Correct Answer: Amiodarone ✔

Option A: Testis but not ovaries

Option B: Ovaries but not testis

Option C: Both Testis and ovaries

Option D: Adrenal cortex

Correct Answer: Both Testis and ovaries ✔

Option A: Decline plasma calcium level

Option B: Decrease in plasma phosphate level

Option C: Neuromuscular hyperexcitability

Option D: hypo calcemic tetany

Correct Answer: Decrease in plasma phosphate level ✔

Option A: 14 days

Option B: 28 days

Option C: 8 weeks

Option D: 1 week

Correct Answer: 1 week ✔

Option A: Plasma K+

Option B: Plasma Na+

Option C: pH of the plasma

Option D: Angiotensin II level

Correct Answer: Plasma Na+ ✔

Option A: Oxytocin

Option B: Estrogen

Option C: Progesterone

Option D: Prolactin

Correct Answer: Oxytocin ✔

Option A: Weakened heart action

Option B: Decalcification of bones

Option C: Decalcification of teeth

Option D: Hyperirritability of nerves and muscles

Correct Answer: Decalcification of bones ✔

Option A: Hypotonicity of muscles

Option B: Hypertonicity of muscles

Option C: Increased serum calcium concentration

Option D: None of the above

Correct Answer: Hypertonicity of muscles ✔

Option A: Relaxation of muscle

Option B: Excitability of the muscle

Option C: Increase the renal absorption

Option D: Depression of Nervous system

Correct Answer: Excitability of the muscle ✔

Option A: Antibacterial substance

Option B: Lipase

Option C: Maltase

Option D: Secretin

Correct Answer: Antibacterial substance ✔

Option A: Pot- belly

Option B: Idiotic look

Option C: Normal intelligence

Option D: Stunted growth

Correct Answer: Normal intelligence ✔

Option A: Adrenalin

Option B: Growth Hormone

Option C: Insulin

Option D: Thyroxine

Correct Answer: Thyroxine ✔

Option A: Parathyroid hormone

Option B: Calcitonin

Option C: 1,25 dihydroxycholecalciferols

Option D: Tumor necrosis factor

Correct Answer: Calcitonin ✔

Option A: Tetany

Option B: Hyperparathyrodism

Option C: Rickets

Option D: None

Correct Answer: Tetany ✔

Option A: Constitutional delay in growth

Option B: Genetic short stature

Option C: Primordial dwarfism

Option D: Hypopituitarism

Correct Answer: Constitutional delay in growth ✔

Option A: Heart rate

Option B: Cardiac output

Option C: Peripheral resistance

Option D: All of the above

Correct Answer: Peripheral resistance ✔

Option A: Insulin

Option B: Heparin

Option C: Bradykinin

Option D: Acetylcholine

Correct Answer: Insulin ✔

Option A: Lactogenesis

Option B: Milk ejection

Option C: Contraction of uterine muscle

Option D: Myoepithelial cell contraction

Correct Answer: Lactogenesis ✔

Option A: Sleep

Option B: Early morning

Option C: Evening

Option D: Have no change

Correct Answer: Early morning ✔

Option A: Zona glomerulosa

Option B: Zona reticularis

Option C: Zona fasciculata

Option D: Medulla

Correct Answer: Zona reticularis ✔

Option A: Chromophobes

Option B: Basophils

Option C: Acidophiles

Option D: Theca intern cells

Correct Answer: Basophils ✔

Option A: Synthetic derivative

Option B: Isomerisation product of T3 and active

Option C: Isomerisation product of T3 and inactive

Option D: Reverse of T3

Correct Answer: Isomerisation product of T3 and inactive ✔

Option A: Lh/FSH increase

Option B: Gonadotropins increase , estrogens decrease

Option C: Estrogens and gonadotropins decrease

Option D: Both increase

Correct Answer: Gonadotropins increase , estrogens decrease ✔

Option A: T3 more potent than T4

Option B: T4 binds to prealbumin

Option C: Absorption of T4 is more than T3

Option D: Concentration of T4 is more than T3

Correct Answer: T4 binds to prealbumin ✔

Option A: Prolactin

Option B: Testosterone

Option C: L.H

Option D: Oxytocin

Correct Answer: L.H ✔

Option A: Adrenaline

Option B: Aldosterone

Option C: A.D.H. and vasopressin

Option D: All of the above

Correct Answer: Aldosterone ✔

Option A: Thyroxine

Option B: Parathormone

Option C: Growth Hormone

Option D: Epinephrine

Correct Answer: Parathormone ✔

Option A: Activity of histamine

Option B: Release of histamine

Option C: Fibroblastic activity

Option D: Neutrophils

Correct Answer: Release of histamine ✔

Option A: Antidiuretic hormone

Option B: Oxytocin

Option C: Growth hormone

Option D: Adreno corticotrophic hormone

Correct Answer: Antidiuretic hormone ✔

Option A: Excess growth hormone secreting

Option B: Excess thyroxine secretion

Option C: Excess ACTH secretion

Option D: Excess FSH secretion

Correct Answer: Excess growth hormone secreting ✔

Option A: Thyroid stimulating hormone

Option B: Glucagon

Option C: Estrogen

Option D: Epinephrine

Correct Answer: Estrogen ✔

Option A: Decreased gluconeogenesis

Option B: Increased glycogenolysis

Option C: Increased transport of glucose into cells

Option D: Induction of lipoprotein lipase

Correct Answer: Increased glycogenolysis ✔

Option A: Thyroxine

Option B: Cortisone

Option C: Parathormone

Option D: Epinephrine

Correct Answer: Cortisone ✔

Option A: Thyroid gland, testes , and adrenal medulla

Option B: Adrenal medulla, parathyroids, and the islets of langerhans

Option C: Adrenal cortex, parathyroids and ovaries

Option D: Pancreas, adrenal medulla and thyroid gland

Correct Answer: Adrenal medulla, parathyroids, and the islets of langerhans ✔

Option A: Alpha cells of pancreas

Option B: Beta cells of pancreas

Option C: Gamma cells of pancreas

Option D: None of the above

Correct Answer: Alpha cells of pancreas ✔

Option A: Osteoblasts

Option B: Osteoclasts

Option C: Periosteum

Option D: Cartilage

Correct Answer: Osteoclasts ✔

Option A: Pituitary disturbance

Option B: Thyroid disturbance

Option C: Parathyroid

Option D: All of the above

Correct Answer: Thyroid disturbance ✔

Option A: Increase in blood glucose level

Option B: Increase in protein catabolism

Option C: Anti – insulin action in peripheral tissues

Option D: Decrease in glucose uptake by the heart

Correct Answer: Decrease in glucose uptake by the heart ✔

Option A: Conn’s syndrome

Option B: Cushing ‘s syndrome

Option C: Acromegaly

Option D: Diabetes insipidus

Correct Answer: B. Cushing ‘s syndrome ✔

Option A: Stimulation of the thyroid gland

Option B: Increased ability to cross – link fibrin

Option C: Production of Calcitonin and a low blood calcium level

Option D: Production of parathyroid hormone and bone resorption

Correct Answer: Production of parathyroid hormone and bone resorption ✔

Option A: Cortex is under the control of ACTH

Option B: Both cortex and medulla are under the control of autonomic nervous system

Option C: Cortex is exocrine and medulla is endocrine

Option D: All of the above

Correct Answer: Cortex is under the control of ACTH ✔

Option A: Enolase and Calcitonin

Option B: Alkaline phosphatase and catalase

Option C: Alkaline phosphatase and pyrophophatase

Option D: Pyrophosphatase and carbonic anhydrase

Correct Answer: Alkaline phosphatase and pyrophophatase ✔

Option A: Acromegaly

Option B: Albright’s syndrome

Option C: Paget’s disease

Option D: Fibrous dysplasia

Correct Answer: Acromegaly ✔

Option A: Hyper excitability of wrist muscle

Option B: Weak heart action

Option C: Tetanus

Option D: All of the above

Correct Answer: All of the above ✔

Option A: TSH

Option B: GRH

Option C: Somatostatin

Option D: Prolactin

Correct Answer: Prolactin ✔

Option A: Anderogen

Option B: Estrogen

Option C: Nor epinephrine

Option D: Thyroid hormone

Correct Answer: Nor epinephrine ✔

Option A: Oxytocin

Option B: Somatotropins

Option C: Thyroid hormone

Option D: Estrogen

Correct Answer: Oxytocin ✔

Option A: Parafollicular cells of thyroid

Option B: Chief cells of thyroid

Option C: Granular cells of adrenal gland

Option D: Stratum fasciculata of adrenal gland

Correct Answer: Parafollicular cells of thyroid ✔

Option A: Water reabsorption

Option B: Water excretion

Option C: Na+ absorption

Option D: K+ secretion

Correct Answer: Water reabsorption ✔

Option A: Parathyroid hormone

Option B: Glucagon

Option C: Thyroxine

Option D: Cortisol

Correct Answer: Cortisol ✔