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पहिली ते दहावी संपूर्ण अभ्यास

पहिली ते दहावी संपूर्ण अभ्यास
चित्रावर क्लिक करा

Sunday, 20 October 2024

CHEMICAL COORDINATION AND INTEGRATION

 


Q61.Which of the following conditions will stimulate parathyroid gland to release parathyroid hormone?   

(1) Rise in blood Ca+² levels 

(2) Fall in active Vitamin D levels 

(3) Fall in blood Ca+² levels 

(4) Fall in bone Ca+² levels 

Ans.3

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Q62.How does steroid hormone influence the cellular activities 

(1) Changing the permeability of the cell membrane 

(2) Binding to DNA and forming a gene-hormone complex  

(3) Activating cyclic AMP located on the cell membrane  

(4) Using aquaporin channels as second messenger 

Ans.2

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Q63.Match the following hormones with the respective disease 

(a) Insulin (I)Addison's disease

(b) Thyroxin (ii) Diabetes insipidus 

(c) Corticoids (iii) Acromegaly 

(d) Growth Hormone (iv) Goitre

                                       (v) Diabetes mellitus Select the correct option. 

      (a)      (b)      (c)         (d) 

(1)(v).      (i).       (ii).       (iii)

(2)(ii).      (iv).     (iii).       (i)

(3)(v).      (iv).      (i)         (iii)

(4)(ii).      (iv).       (i)         (iii)

Ans.3

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Q64.Which of the following is an amino acid derived hormone? 

(1) Epinephrine 

(2) Ecdysone  

(3) Estriol 

(4) Estradiol 

Ans.1

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Q65.Which of the following hormones can play a significant role in osteoporosis? 

(1) Aldosterone and Prolactin 

(2) Progesterone and Aldosterone  

(3) Parathyroid hormone and Prolactin 

(4) Estrogen and Parathyroid hormone 

Ans.4

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Q66.Hypersecretion of Growth Hormone in adults does not cause further increase in height, because  

(1) Growth Hormone becomes inactive in adults 

(2) Epiphyseal plates close after adolescence 

(3) Bones loose their sensitivity to Growth Hormone in adults 

(4) Muscle fibres do not grow in size after birth

Ans.2

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Q67.Which hormones do stimulate the production of pancreatic juice and bicarbonate? 

(1) Angiotensin and epinephrine 

(2) Gastrin and insulin 

(3) Cholecystokinin and secretin 

(4) Insulin and glucagon 

Ans.3

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Q68.Graves' disease is caused due to 

(1) Hyposecretion of thyroid gland 

(2) Hypersecretion of thyroid gland 

(3) Hyposecretion of adrenal gland 

(4) Hypersecretion of adrenal gland 

Ans.2

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Q69.Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilization. 

(1) Insulin 

(2) Glucagon 

(3) Secretin 

(4) Gastrin 

Ans.1

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Q70.The posterior pituitary gland is not a 'true' endocrine gland because

(1) It is provided with a duct 

(2) It only stores and releases hormones

(3) It is under the regulation of hypothalamus 

(4) It secretes enzymes 

Ans.2

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Q71.Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other? 

(1) Relaxin.              -   Inhibin 

(2) Parathormone  -   Calcitonin 

(3) Insulin.               -   Glucagon 

(4) Aldosterone      -   Atrial 

                                      Natriuretic 

                                      factor

Ans.1

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Q72.The amino acid Tryptophan is the precursor for the synthesis of  

(1) Cortisol and Cortisone 

(2) Melatonin and Serotonin 

(3) Thyroxine and Triiodothyronine 

(4) Estrogen and Progesterone 

Ans.2

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Q73.Which one of the following hormones is not involved in sugar metabolism?  

(1) Glucagon 

(2) Aldosterone 

(3) Cortisone

(4) Insulin

Ans.2

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Q74.Which one of the following hormones though synthesised elsewhere, is stored and released by the master gland? 

(1) Melanocyte stimulating hormone 

(2) Antidiuretic hormone 

(3) Luteinizing hormone 

(4) Prolactin 

Ans.4

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Q75.A chemical signal that has both endocrine and neural roles is 

(1) Cortisol 

(2) Melatonin 

(3) Calcitonin 

(4) Epinephrine 

Ans.4

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