CHEMICAL COORDINATION AND INTEGRATION

 Q167.Largest endocrine gland is 

(1) Thyroid gland 

(2) Adrenal gland 

(3) Thymus  

(4) Pituitary gland 

Ans.1

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Q168.Failure of thyroid secretion from infancy leading to dwarfism and mental retardation is included under 

(1) Graves' disease 

(2) Cretinism 

(3) Simple goitre 

(4) Myxedema 

Ans.2

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Q169.Choose the non-iodinised hormone secreted by parafollicular cells of thyroid 

(1) Calcitonin 

(2) Vasopressin 

(3) T3

(4) Gonadotropin 

Ans.1

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Q170.Symptoms like pot-belly, pigeon like chest, protruding tongue and mental retardation indicate 

(1) Myxedema 

(2) Cretinism 

(3) Cushing's syndrome 

(4) Addison's disease 

Ans.2

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Q171.Hyposecretion of which hormone is responsible for goitre 

(1) Thyroxine 

(2) Parathormone 

(3) Growth Hormone 

(4) Calcitonin 

Ans.1

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Q172.Increase in the excitability of nerves and muscles leading to sustained contraction of the muscles of larynx, face, hand and feet is due to 

(1) Hyperactivity of thyroid 

(2) Hyperactivity of parathyroid 

(3) Hypoactivity of thyroid

(4) Hypoactivity of parathyroid

Ans.4

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Q173.Hormone secreted during allergy to promote anti inflammatory state is 

(1) Glucocorticoid 

(2) Mineralocorticoid 

(4) Thyroxine 

(4) Insulin 

Ans.1

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Q174.Deficiency of the adrenal cortex activity leads to 

(1) Cushing's disease 

(2) Conn's syndrome 

(3) Addison's disease 

(4) Simmond's disease 

Ans.3

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Q175.Which one of the following set of symptoms pertain to Addison's disease?

(1) Low plasma Na+, high plasma K+, increased urinary Na+, low blood sugar, vomiting, nausea and diarrhoea 

(2) High blood sugar, obesity, wasting of limb muscles, fall in plasma K+, high blood Na+, rise in blood volume and high blood pressure 

(3) Stunted growth, retarded sexual development, mental backwardness 

(4) Increase of heart beat, rise in blood pressure. nervousness, bulging eyes, warm skin 

Ans.1

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Q176.Adrenal virilism results due to 

(1) Poor secretion of sex corticoids 

(2) Excess secretion of sex corticoids 

(3) Excess secretion of aldosterone 

(4) Poor secretion of aldosterone 

Ans.2

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Q177.Secretion of aldosterone in birds, man and other mammals is stimulated by

(1) Fall in concentration of Na+ in blood plasma 

(2) Rise in concentration of K+ in blood plasma 

(3) Both (1) & (2) 

(4) Fall in Ca++ concentration in blood plasma 

Ans.3

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Q178.A patient who excretes large quantity of sodium in urine has diseased or damaged. 

(1) Adrenal medulla

(2) Adrenal cortex 

(3) Pancreas 

(4) Thymus

Ans.2

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Q179.Ater receiving a hormonal shot, an asthma patient will get relief in exhaling the air. The hormone injected will be 

(1) Oxytocin

(2) Adrenaline 

(3) Insulin 

(4) Thyroxine 

Ans.2

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Q180.The hormone produced during emotional stress is 

(1) Thyroxine 

(2) Adrenaline 

(3) Melatonin 

(4) Calcitonin 

Ans.2

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Q181.When the heart of a normal man is injected with physiological concentration of adrenaline it shows 

(1) Systolic arrest 

(2) Decreased rate 

(3) Sustained increased rate 

(4) First increased then normal rate 

Ans.4

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