Iodine is stored in (A) Thyroid gland as thyroglobulin (B) Liver (C) Intestine (D) Skin

Iodine is stored in (A) Thyroid gland as thyroglobulin (B) Liver (C) Intestine (D) Skin
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Thyroperoxidase iodinates (A) Free tyrosine in thyroid gland (B) Tyrosine residues of thyroglobulin (C) Tyrosine residues of thyroxine binding globulin (D) Tyrosine residues of thyroxine binding prealbumin

Description : Thyroperoxidase iodinates (A) Free tyrosine in thyroid gland (B) Tyrosine residues of thyroglobulin (C) Tyrosine residues of thyroxine binding globulin (D) Tyrosine residues of thyroxine binding prealbumin

Last Answer : Answer : B

The following are true about the thyroid hormone a. iodide ions enter the follicle cells by passive diffusion b .T4 and T3 bind to the receptors in nuclei c. thyroxine, once synthesized, is coupled to thyroglobulin until released d. a greater proportion of tri-iodothyronine is formed when iodine is deficient

Description : The following are true about the thyroid hormone a. iodide ions enter the follicle cells by passive diffusion b .T4 and T3 bind to the receptors in nuclei c. thyroxine, once ... thyroglobulin until released d. a greater proportion of tri-iodothyronine is formed when iodine is deficient

Last Answer : T4 and T3 bind to the receptors in nuclei

Thyrotropin exerts the following actions on the thyroid gland except: A. Increases vascularity B. Inhibits proteolysis of thyroglobulin C. Induces hyperplasia and hypertrophy D. Promotes iodide trappin

Description : Thyrotropin exerts the following actions on the thyroid gland except: A. Increases vascularity B. Inhibits proteolysis of thyroglobulin C. Induces hyperplasia and hypertrophy D. Promotes iodide trappin

Last Answer : B. Inhibits proteolysis of thyroglobulin

16.18 Thyrotropin exerts the following actions on the thyroid gland except: A. Increases vascularity B. Inhibits proteolysis of thyroglobulin C. Induces hyperplasia and hypertrophy D. Promotes iodide trapping

Description : 16.18 Thyrotropin exerts the following actions on the thyroid gland except: A. Increases vascularity B. Inhibits proteolysis of thyroglobulin C. Induces hyperplasia and hypertrophy D. Promotes iodide trapping

Last Answer : B. Inhibits proteolysis of thyroglobulin

The main sites for oxidative deamination are (A) Liver and kidney (B) Skin and pancreas (C) Intestine and mammary gland (D) Lung and spleen

Description : The main sites for oxidative deamination are (A) Liver and kidney (B) Skin and pancreas (C) Intestine and mammary gland (D) Lung and spleen

Last Answer : Answer : A

A pregnant female delivers a baby who suffers from stunted growth, mental retardation, low intelligence quotient and abnormal skin. This is the result of (a) cancer of the thyroid gland (b) oversecretion of pars distalis (c) deficiency of iodine in diet (d) low secretion of growth hormone

Description : A pregnant female delivers a baby who suffers from stunted growth, mental retardation, low intelligence quotient and abnormal skin. This is the result of (a) cancer of the thyroid gland (b) oversecretion of pars distalis (c) deficiency of iodine in diet (d) low secretion of growth hormone

Last Answer : (c) deficiency of iodine in diet

Tyrosine of thyroglobulin is acted upon by ________ to give mono and diiodo tyrosines. (A) Potassium Iodide (B) Iodine (C) Iodide I (D) Higher valency state of iodine (I+)

Description : Tyrosine of thyroglobulin is acted upon by ________ to give mono and diiodo tyrosines. (A) Potassium Iodide (B) Iodine (C) Iodide I (D) Higher valency state of iodine (I+)

Last Answer : Answer : D

When iodine supplies are sufficient the T3 and T4 ratio in thyroglobulin is (A) 1 : 2 (B) 1 : 4 (C) 1 : 7 (D) 1 : 10

Description : When iodine supplies are sufficient the T3 and T4 ratio in thyroglobulin is (A) 1 : 2 (B) 1 : 4 (C) 1 : 7 (D) 1 : 10

Last Answer : Answer : C

Radioactive iodine uptake by thyroid gland is increased in (A) Endemic goitre (B) Hyperthyroidism (C) Myxoedema (D) Creatinism

Description : Radioactive iodine uptake by thyroid gland is increased in (A) Endemic goitre (B) Hyperthyroidism (C) Myxoedema (D) Creatinism

Last Answer : Answer : B

Radioactive iodine uptake by thyroid gland 24 hours of a test dose is (A) 1.5–15% of the test done (B) 15–20% of the test done (C) 20–40% of the test done (D) 50–70% of the test done

Description : Radioactive iodine uptake by thyroid gland 24 hours of a test dose is (A) 1.5–15% of the test done (B) 15–20% of the test done (C) 20–40% of the test done (D) 50–70% of the test done

Last Answer : Answer : C

Thyroid gland takes up circulating iodine (A) By simple diffusion (B) By facilitated diffusion (C) By active uptake (D) In exchange for chloride

Description : Thyroid gland takes up circulating iodine (A) By simple diffusion (B) By facilitated diffusion (C) By active uptake (D) In exchange for chloride

Last Answer : Answer : C

All the following statements about endemic goiter are true except (A) It occurs in areas where soil and water have low iodine content (B) It leads to enlargement of thyroid gland (C) It results ultimately in hyperthyroidism (D) It can be prevented by consumption of iodised salt

Description : All the following statements about endemic goiter are true except (A) It occurs in areas where soil and water have low iodine content (B) It leads to enlargement of thyroid gland (C) It results ultimately in hyperthyroidism (D) It can be prevented by consumption of iodised salt

Last Answer : Answer : C

Iodine content of thyroid gland in an adult is about (A) 1–3 mg (B) 4–8 mg (C) 10–15 mg (D) 25–30 mg

Description : Iodine content of thyroid gland in an adult is about (A) 1–3 mg (B) 4–8 mg (C) 10–15 mg (D) 25–30 mg

Last Answer : Answer : C

Cholecystokinin and duocrinin are secreted by (a) adrenal cortex (b) thyroid gland (c) intestine (d) pancreas.

Description : Cholecystokinin and duocrinin are secreted by (a) adrenal cortex (b) thyroid gland (c) intestine (d) pancreas.

Last Answer : (c) intestine

The radioisotope used to study the thyroid gland is (A) Iodine (B) Cobalt (C) Iron (D) Carbon

Description : The radioisotope used to study the thyroid gland is (A) Iodine (B) Cobalt (C) Iron (D) Carbon

Last Answer : (A) Iodine

Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre (b) Corpus Testo- Stimulates luteum sterone spermatogenesis (c) Anterior Oxytocin Stimulates pituitary uterus contraction during child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Description : Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) ... child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Last Answer : (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre

Simple goiter can be prevented by A) surgery to remove the thyroid gland. B) removal of the pituitary. C) administration of ACTH. D) administration of insulin. E) increasing intake of iodine in the diet.

Description : Simple goiter can be prevented by A) surgery to remove the thyroid gland. B) removal of the pituitary. C) administration of ACTH. D) administration of insulin. E) increasing intake of iodine in the diet.

Last Answer : E) increasing intake of iodine in the diet.

The aim of iodine therapy before subtotal thyroidectomy in Grave’s disease is: A. To render the patient euthyroid B. To restore the iodine content of the thyroid gland C. To inhibit peripheral conversion of thyroxine into triiodothyronine D. To reduce friability and vascularity of the thyroid gland

Description : The aim of iodine therapy before subtotal thyroidectomy in Grave’s disease is: A. To render the patient euthyroid B. To restore the iodine content of the thyroid gland C. To inhibit peripheral conversion of thyroxine into triiodothyronine D. To reduce friability and vascularity of the thyroid gland

Last Answer : D. To reduce friability and vascularity of the thyroid gland

If we injected a mammal with radioactive iodine, most of it would end up in A) the bone. B) the liver. C) the kidney. D) the thymus. E) the thyroid.

Description : If we injected a mammal with radioactive iodine, most of it would end up in A) the bone. B) the liver. C) the kidney. D) the thymus. E) the thyroid.

Last Answer : E) the thyroid.

The sites for gluconeogenesis are (A) Liver and kidney (B) Skin and pancreas (C) Lung and brain (D) Intestine and lens of eye

Description : The sites for gluconeogenesis are (A) Liver and kidney (B) Skin and pancreas (C) Lung and brain (D) Intestine and lens of eye

Last Answer : Answer : A

The conversion of carotenoids to Vitamin A takes place in (A) Intestine (B) Liver (C) Kidney (D) Skin

Description : The conversion of carotenoids to Vitamin A takes place in (A) Intestine (B) Liver (C) Kidney (D) Skin

Last Answer : Answer : A

The main site of urea synthesis in mammals is (A) Liver (B) Skin (C) Intestine (D) Kidney

Description : The main site of urea synthesis in mammals is (A) Liver (B) Skin (C) Intestine (D) Kidney

Last Answer : Answer : A

Which is the second largest gland of Human body? (1) Liver (2) Large Intestine (3) Thorax (4) Pancreas

Description : Which is the second largest gland of Human body? (1) Liver (2) Large Intestine (3) Thorax (4) Pancreas

Last Answer : (4) Pancreas Explanation: Liver is the largest gland in human body. It is also the largest (internal) organ in our body and can weigh up to 1.5-1.6 kg for a human adult. The Pancreas is the second largest gland in the body and is both an endocrine and exocrine gland.

Which one of the following does not secrete any digestive enzyme? (1) Liver (2) Salivary gland (3) Glands of small intestine (4) Pancreas

Description : Which one of the following does not secrete any digestive enzyme? (1) Liver (2) Salivary gland (3) Glands of small intestine (4) Pancreas

Last Answer : (1) Liver Explanation: Digestive enzymes are enzymes that break down polymeric macromolecules into their smaller building blocks, in order to facilitate their absorption by the body. Digestive enzymes are ... (small and large) secretions, or as part of the lining of the gastrointestinal tract.

Pituitary gland is located in — (1) brain (2) kidney (3) liver (4) intestine

Description : Pituitary gland is located in — (1) brain (2) kidney (3) liver (4) intestine

Last Answer : (1) brain Explanation: In vertebrate anatomy the pituitary gland is an endocrine gland about the size of a pea and weighing 0.5 grams (0.018 oz) in humans. It is a protrusion off ... a small, bony cavity covered by a Dural fold. The pituitary gland secretes nine hormones that regulate homeostasis.

Which one of the following does not secrete any digestive enzyme? (1) Liver (2) Salivary gland (3) Glands of small intestine (4) Pancreas

Description : Which one of the following does not secrete any digestive enzyme? (1) Liver (2) Salivary gland (3) Glands of small intestine (4) Pancreas

Last Answer : Liver

Pituitary gland is located in— (1) brain (2) kidney (3) liver (4) intestine

Description : Pituitary gland is located in— (1) brain (2) kidney (3) liver (4) intestine

Last Answer : brain

Which is the largest gland in human body? (1) Liver (2) Thyroid (3) Pituitary gland (4) Saliatary

Description : Which is the largest gland in human body? (1) Liver (2) Thyroid (3) Pituitary gland (4) Saliatary

Last Answer : (1) Liver Explanation: Liver is the largest gland in human body. It is also the largest (internal) organ in our body and can weigh up to 1.5-1.6 kg for a human ... in regulation of glycogen storage, decomposition of red blood cells, plasma protein synthesis, hormone production, and detoxification.

Which of the following is not a gland? (1) Thyroid (2) Stomach (3) Liver (4) Pancreas

Description : Which of the following is not a gland? (1) Thyroid (2) Stomach (3) Liver (4) Pancreas

Last Answer : (2) Stomach Explanation: The stomach is a muscular, hollow, dilated part of the digestion system which functions as an important organ of the digestive tract in some animals, including vertebrates. It secretes protein-digesting enzymes called protease and strong acids to aid in food digestion.

Largest gland in human body is _____. (1) Liver (2) Pancreas (3) Pituitary (4) Thyroid

Description : Largest gland in human body is _____. (1) Liver (2) Pancreas (3) Pituitary (4) Thyroid

Last Answer : (1) Liver Explanation: The largest gland in the human also happens to be the biggest internal organ: the liver.

Which is the largest gland in the human body? A.Thyroid B.Liver C.Pancreas D.None of these

Description : Which is the largest gland in the human body? A.Thyroid B.Liver C.Pancreas D.None of these

Last Answer : B.Liver

Which is the largest gland in human body? (1) Liver (2) Thyroid (3) Pituitary (4) S a l i v a r y gland

Description : Which is the largest gland in human body? (1) Liver (2) Thyroid (3) Pituitary (4) S a l i v a r y gland

Last Answer : Liver

Which of the following is not a gland ? (1) Thyroid (2) Stomach (3) Liver (4) Pancreas

Description : Which of the following is not a gland ? (1) Thyroid (2) Stomach (3) Liver (4) Pancreas

Last Answer : Stomach

Melatonin is secreted by (a) pineal body (b) skin (c) pituitary gland (d) thyroid.

Description : Melatonin is secreted by (a) pineal body (b) skin (c) pituitary gland (d) thyroid.

Last Answer : (c) pituitary gland

Protein bound iodine is _________ bound to protein. (A) Iodine (B) Thyroid hormones (C) Thyroxine (D) Tri iodo thyronine

Description : Protein bound iodine is _________ bound to protein. (A) Iodine (B) Thyroid hormones (C) Thyroxine (D) Tri iodo thyronine

Last Answer : Answer : B

_______ organ participates maximum in cholesterol Biosynthesis. a. Liver. b. Intestine. c. Skin. d. Adrenal Cortex

Description : _______ organ participates maximum in cholesterol Biosynthesis. a. Liver. b. Intestine. c. Skin. d. Adrenal Cortex

Last Answer : a. Liver.

The percentage of inactive precursors (monoidotyrosine and diiodotyrosine) in thyroglobulin is (A) 30 (B) 40 (C) 50 (D) 70

Description : The percentage of inactive precursors (monoidotyrosine and diiodotyrosine) in thyroglobulin is (A) 30 (B) 40 (C) 50 (D) 70

Last Answer : Answer : D

The tyrosine residues per molecule of thyroglobulin is (A) 85 (B) 95 (C) 115 (D) 135

Description : The tyrosine residues per molecule of thyroglobulin is (A) 85 (B) 95 (C) 115 (D) 135

Last Answer : Answer : C

Galactose is synthesized from glucose in (A) Mammary gland (B) Intestine (C) Kidney (D) Adipose tissue

Description : Galactose is synthesized from glucose in (A) Mammary gland (B) Intestine (C) Kidney (D) Adipose tissue

Last Answer : Answer : A

Iodide uptake by thyroid gland is decreased by (A) Thicyanate (B) Thiouracil (C) Thiourea (D) Methimazole

Description : Iodide uptake by thyroid gland is decreased by (A) Thicyanate (B) Thiouracil (C) Thiourea (D) Methimazole

Last Answer : Answer : A

Parathyroid hormone (PTH) is synthesised in (A) Chief cells of parathyroid glands (B) Oxyphil cells of parathyroid glands (C) Para follicular cells of thyroid glands (D) Follicular cells of thyroid gland

Description : Parathyroid hormone (PTH) is synthesised in (A) Chief cells of parathyroid glands (B) Oxyphil cells of parathyroid glands (C) Para follicular cells of thyroid glands (D) Follicular cells of thyroid gland

Last Answer : Answer : A

Somatotropin is secreted by (A) Hypothalamus (B) Anterior pituitary (C) Posterior pituitary (D) Thyroid gland

Description : Somatotropin is secreted by (A) Hypothalamus (B) Anterior pituitary (C) Posterior pituitary (D) Thyroid gland

Last Answer : Answer : B

A substance which competes with iodide uptake mechanism by thyroid gland is (A) Thiocynate (B) Iodoacetate (C) Fluoride (D) Fluoroacetate

Description : A substance which competes with iodide uptake mechanism by thyroid gland is (A) Thiocynate (B) Iodoacetate (C) Fluoride (D) Fluoroacetate

Last Answer : Answer : A

Prostaglandins are liberated in the circulation by the stimulation of (A) Anterior pituitary glands (B) Posterior pituitary glands (C) Adrenal gland (D) Thyroid gland

Description : Prostaglandins are liberated in the circulation by the stimulation of (A) Anterior pituitary glands (B) Posterior pituitary glands (C) Adrenal gland (D) Thyroid gland

Last Answer : Answer : C

Calcitonin is synthesised in (A) Parathyroid glands (B) Thyroid gland (C) Pars intermedia of pituitary (D) Adrenal cortex

Description : Calcitonin is synthesised in (A) Parathyroid glands (B) Thyroid gland (C) Pars intermedia of pituitary (D) Adrenal cortex

Last Answer : Answer : B

Molecular iron (Fe) is (A) Stored primarily in spleen (B) Absorbed in the intestine (C) Absorbed in the ferric, Fe+++ form (D) Stored in the body in combination with ferritin

Description : Molecular iron (Fe) is (A) Stored primarily in spleen (B) Absorbed in the intestine (C) Absorbed in the ferric, Fe+++ form (D) Stored in the body in combination with ferritin

Last Answer : Answer : D

Molecular Iron, Fe, is (A) Stored in the body in combination with Ferritin (B) Stored primarily in the spleen (C) Excreted in the urine as Fe2+ (D) absorbed in the intestine by albumin VITAMINS 129

Description : Molecular Iron, Fe, is (A) Stored in the body in combination with Ferritin (B) Stored primarily in the spleen (C) Excreted in the urine as Fe2+ (D) absorbed in the intestine by albumin VITAMINS 129

Last Answer : Answer : A

Melatonin (pron: mel-eh-toe-nin) is produced by the: a) skin b) pineal gland c) liver d) pituitary gland

Description : Melatonin (pron: mel-eh-toe-nin) is produced by the: a) skin b) pineal gland c) liver d) pituitary gland

Last Answer : ANSWER: B -- PINEAL GLAND

The normal route of calcium excretion is (A) Kidney (B) Kidney and Liver (C) Kidney and Intestine (D) Kidney, Intestine and Pancreas

Description : The normal route of calcium excretion is (A) Kidney (B) Kidney and Liver (C) Kidney and Intestine (D) Kidney, Intestine and Pancreas

Last Answer : Answer : C

In human beings molybdenum is mainly absorbed from (A) Liver (B) Kidney (C) Intestine (D) Pancreas

Description : In human beings molybdenum is mainly absorbed from (A) Liver (B) Kidney (C) Intestine (D) Pancreas

Last Answer : Answer : C