CHEMICAL COORDINATION AND INTEGRATION

Q152.Which of the following is an incorrect match about the source and hormone?             

           Source              Hormone 

(1) Sertoli cells of - Androgen

testis

(2) a-cells of islets-Glucagon

 of Langerhans

(3) G-cell of stomach- Gastrin 

(4) Corticotroph cells- ACTH

Ans 1

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Q153.Individual with type II diabetes mellitus is characterised by all, except 

(1) Lack of B-cell of islets of Langerhans 

(2) Can control their diabetes with diet and exercise 

(3) Produce enough insulin 

(4) Lack functional receptor for insulin on their cells. 

Ans.1

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Q154.Which hormone stimulates the production of RBC. and prevents T cells form recognising interleukin signals? 

(1) Erythropoietin 

(2) Cortisol 

(3) Growth hormone 

(4) Thyroxine

Ans.2

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Q155.Choose the mismatched pair w.r.t. action of adrenaline? 

(1) Blood pressure - Increase 

(2) Pupil - Constrict 

(3) Bronchial and trachea - Dilation 

(4) Salivation - Decrease 

Ans.2

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Q156.A peptide hormone typically alters the activity of its target cells by 

(1) Binding to plasma membrane receptor

(2) Entering the cell and altering gene expression 

(3) Passing its message through an intracellular messenger 

(4) Both (1) & (3) 

Ans.4

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Q157.Tumor of somatotroph cells of anterior pituitary can lead to which disease/disorder in adults? 

(1) Cushing's syndrome 

(2) Acromegaly 

(3) Dwarfism 

(4) Acromicria 

Ans.2

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Q158.Which of the following hormone does not require secondary messenger? 

(1) Prolactin 

(2) Epinephrine 

(3) lodothyronines 

(4) Somatotropic hormones 

Ans.3

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Q159.Match the columns I and II and choose the correct one

          Column l            Column ll

(1) Parathyroid          Ectodermal

(2) Adrenal gland      Supra renal

                                      gland 

(3) Parafollicular       Collip's

cells                             hormone 

(4) Ovary                   hCG hormone 

Ans.2

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Q160.How many of these hormones are related to blood sugar level? GH, Thyroxine, Adrenaline, Glucagon, Cortisol, Insulin. 

(1) Six 

(2) Five 

(3) Four 

(4) Zero 

Ans.1

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Q161.Which of the following can be included under heterocrine glands?  

(1) Thyroid and parathyroid 

(2) Pineal gland 

(3) Gonads and pancreas

(4) Thymus

Ans.3

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Q162.Regulating hormones from hypothalamus reach adenohypophysis through 

(1) Neuron 

(2) Neuroendocrine cells 

(3) Portal blood vessel 

(4) Diffusion 

Ans.3

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Q163.The anterior pituitary hormone that does not stimulate another endocrine gland is 

(1) Somatotrophin 

(2) Thyrotrophin 

(3) Gonadotrophin 

(4) Adrenocorticotrophin 

Ans.1

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Q164.Luteinising hormone (LH) in female

(1) Helps in the appearance of secondary sexual characters 

(2) Stimulates ovary to secrete estradiol 

(3) Helps in release of the ovum from the Ovary

(4) Controls the blood pressure 

Ans.3

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Q165.On surgical removal of pituitary gland, there is fall in levels of glucocorticoids and sexcorticoids. This is due to 

(1) Oxytocin is no longer available from pituitary 

(2) Atrophy of adrenal medulla 

(3) Atrophy of adrenal cortex 

(4) LTH from pituitary is no longer available Ans.3

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Q166.Release of which hormone stored in pituitary is responsible for enhancing the arterial blood pressure by causing narrowing of arterioles?

(1) ACTH 

(2) ADH 

(3) LH 

(4) Somatotropin

Ans.2