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

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Answer :

Answer :  A

Related questions

Description : The following thyroid inhibitor interferes with peripheral conversion of thyroxine to triiodothyronine: A. Propyl thiouracil B. Methimazole C. Carbimazole D. Radioactive iodine

Last Answer : A. Propyl thiouracil

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

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

Last Answer : Answer : B

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

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

Description : Trapping of iodide by the following organ/organs is enhanced by thyrotropin: A. Thyroid B. Salivary gland C. Placenta D. All of the abov

Last Answer : A. Thyroid

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

Description : 17.1 Trapping of iodide by the following organ/organs is enhanced by thyrotropin: A. Thyroid B. Salivary gland C. Placenta D. All of the abov

Last Answer : A. Thyroid

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

Description : The following thyroid inhibitor does not produce goiter when given in over dose: A. Propyl thiouracil B. Carbimazole C. Radioactive iodine D. Sodium thiocyanat

Last Answer : C. Papillary carcinoma of thyroid

Description : The following thyroid inhibitor does not produce goiter when given in over dose: A. Propyl thiouracil B. Carbimazole C. Radioactive iodine D. Sodium thiocyanate

Last Answer : C. Radioactive iodine

Description : Low uptake of 123I on the thyroid uptake scan would be an expected finding in: 1) A solitary toxic nodule 2) A multi-nodular toxic goitre 3) Amiodarone induced thyrotoxicosis type 1 4) DeQuervain's thyroiditis 5) Graves' thyrotoxicosis

Last Answer : Answers-4 DeQuervain's thyroiditis is classically associated with low or absent 123I (the 131 radioactive isotope of iodine) uptake. The others will have high or normal uptake. In particular type ... may be distinguished from the thyroiditis of type 2 by the normal or high uptake scan.

Description : Which of the following is the most common cause of Hypothyroidism in iodine sufficient area? Options: 1) Iatrogenic hypothyroidism 2) Post-partum thyroiditis 3) Autoimmune thyroiditis 4) Thyroid aplasia

Last Answer : Correct Answer: 3) Autoimmune thyroiditis

Description : A 20 yr. old female patient presents with pain in thyroid region of the neck since few days. She gives recent history of mumps. On palpation thyroid is tender and her thyroid function ... 1) de Quervain's thyroiditis 2) Silent thyroiditis 3) Primary thyrotoxicosis 4) Hashimoto's thyroiditis

Last Answer : Correct Answer: 1) de Quervain’s thyroiditis

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

Description : All the following statements about phenylketonuria are correct except (A) Phenylalanine cannot be converted into tyrosine (B) Urinary excretion of phenylpyruvate and phenyllactate is increased (C) It ... diet (D) It leads to decreased synthesis of thyroid hormones, catecholamines and melanin

Last Answer : Answer : D

Description : Patients treated with the following drug should be cautioned not to consume alcoholic beverages: A. Mebendazole B. Metronidazole C. Methimazole D. Metamizol

Last Answer : B. Metronidazole

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

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

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

Last Answer : Answer : B

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

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

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

Last Answer : Answer : A

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

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

Last Answer : Answer : B

Description : Consider the following reaction, Nitrite + Acetic acid + Thiourea `to Na_(2) uarr + HSCN +2H_(2)O`. Formation of the product in the above reaction can

Last Answer : Consider the following reaction, Nitrite + Acetic acid + Thiourea `to Na_(2) uarr + HSCN +2H_(2)O ... (4)// HCl`, when colourless solution is formed.

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Last Answer : Need answer

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Last Answer : All of the above

Description : Seed potato dormancy is broken by ? a IAA b NAA c Thiourea d CCC

Last Answer : c Thiourea

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Last Answer : c. Calcium cynamide

Description : What is the function of the thyroid gland?

Last Answer : A: The thyroid gland produces hormones that regulate metabolism, growth, and development in the body.

Description : What is the function of the thyroid gland?

Last Answer : A: The thyroid gland is responsible for producing and releasing thyroid hormones, which play a role in regulating metabolism, growth, and development.

Description : How the hormones of the thyroid gland influence the metabolic rate? -Biology

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Description : Thyroid gland is activated by which harmonic for the secretion of thyroxin? -Do You Know?

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Description : What is a function of the thyroid gland?

Last Answer : Regulates calcium in blood

Description : Where is the thyroid gland located ?

Last Answer : The thyroid gland is located in the upper part of the trachea in the throat.

Description : What is Thyroid Gland ?

Last Answer : The two yellowish-red lumps on either side of the trachea are called thyroid glands.

Description : What is the function of thyroid gland ?

Last Answer : : This gland normally controls the work of metabolism. It helps in normal growth of human body and growth of genitals.

Last Answer : In the human body, the thyroid gland is located above the throat trachea.

Last Answer : Thyroxine hormone is secreted from the thyroid

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Last Answer : : Thyroxine is the name of the fluid secreted from the thyroid gland.

Description : What are the symptoms of underactive thyroid gland?

Last Answer : Symptoms of underactive thyroid are not typical at first: muscle weakness, tiredness, malaise. The other symptoms develop gradually, in an order that varies from person to person. Dry skin, cold limbs, ... poor appetite, weight gain, hearing loss . Your heart rate may be below 60 beats per minute. 

Description : How do you know he's angry? Thank you

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Description : Name the hormone which stimulates the synthesis and secretion of thyroid hormones from the thyroid gland.

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Description : Vesicles of thyroid gland is composed of :-

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Description : What are the symptoms when you have a low thyroid gland?

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Description : “Thyroid Gland” is located in _________ of human body A. Stomach B. Thorax C. Leg D. Neck

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Last Answer : ANSWER: B