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Free download in PDF Chemical Coordination and Integration Multiple Choice Questions (MCQs) and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
ACTH controls the secretion of
[A]
Insulin
[B]
Norepinephrine
[C]
Epinephrine
[D]
Glucocorticoids
(2)
If ‘X’ is a hormone which controls the carbohydrate metabolism in the body and ‘Y’ is a hormone which controls the secretion of ‘X’, then ‘X’ and ‘Y’ are
[A]
insulin and somatotrophin
[B]
Aldosterone and growth hormone
[C]
Glucocorticoid and ACTH respectively
[D]
Glucocorticoid and GHRH
Answer: Glucocorticoid and ACTH respectively
(3)
In females. LH stimulates ________in the ovary to ________secrete .
[A]
Graafian follicle, lCSH respectively
[B]
Graahan follicle, prolactin respectively
[C]
Corpus luteum, FSH respectively
[D]
Corpus luteum, progesterone respectively
Answer: Corpus luteum, progesterone respectively
(4)
Graafian follicle gets converted into__________ after ovulation under the effect of __________
[A]
Corpus callosum, GnRH
[B]
Corpus luteum, LH
[C]
Corpus albicans, FSH
[D]
Ovarian follicle, prolactin
Answer: Corpus luteum, LH
(5)
Which of the following is incorrect w.r.t. neurohypophysis?
[A]
Neurohypophysis is also called pars nervosa
[B]
It synthesises two hormones, oxytocin and vasopressin
[C]
It receives neurohormonesdirectty from neurosecretory cells
[D]
It comprises 25% portion of pituitary gland
Answer: It synthesises two hormones, oxytocin and vasopressin
(6)
P is a small, round, reddish structure located on the dorsal side of forebrain. It contains a staik and releases a hormone Q which controls diurnal rhythm of the body. P and Q are
[A]
Hypothalamus, MSH respectively
[B]
Pineal gland, melanin respectiveiy
[C]
Pineal gland. melatonin respectively
[D]
Pituitary gland, MSH respectively
Answer: Pineal gland. melatonin respectively
(7)
A hormone which maintains BMR, regulates the metabolism of proteins and erythropoiesis is
[A]
Adrenaline
[B]
Thymine
[C]
Thyroxine
[D]
Thymosin
(8)
Cretinism can be prevented or cured by the administration of
[A]
Renin
[B]
Aldosterone
[C]
Glucagon
[D]
Thyroxine
(9)
A gland X is present over the surface of another gland Y, latter secretes a hormone that controls the metabolism of proteins. fats and carbohydrate.
The X and Y are
[A]
Parathyroid and thyroid gland. respectively
[B]
Pituitary and hypothalamus, respectively
[C]
Adrenal gland and kidney. respectively
[D]
Thymus and heart, respectively
Answer: Parathyroid and thyroid gland. respectively
(10)
Ram has high level of calcium in his blood. Excess of which hormone can cause this effect?
[A]
Thyrocalcitonin
[B]
Growth hormone
[C]
Parathormone
[D]
lnsulin
(11)
The secretin promotes the release of
[A]
HCl and sodium carbonate ions
[B]
HCl and bicarbonate ions in gastric juice
[C]
Water and bicarbonate ions in pancreatic juice
[D]
None of these
Answer: Water and bicarbonate ions in pancreatic juice
(12)
CCK is secreted by
[A]
Duodenum
[B]
Pyloric part of stomach
[C]
Caecum
[D]
Rectum
(13)
Progesterone and estradiol are
[A]
Peptide hormones
[B]
Amino acid derivatives
[C]
Iodothyronines
[D]
Steroid hormones
(14)
Which of the following forms a hormone receptor complex on the cell membrane?
[A]
Cortisol
[B]
Testosterone
[C]
Insulin
[D]
Progesterone
(15)
Which of the following can be included under heterocrine glands?
[A]
Thyroid and parathyroid
[B]
Pineal gland
[C]
Gonads and pancreas
[D]
Thymus
Answer: Gonads and pancreas
(16)
Regulating hormones from hypothalamus reach Adeno-hypophysis through
[A]
Neuron
[B]
Neuroendocrine cells
[C]
Portal blood vessel
[D]
Diffusion
Answer: Portal blood vessel
(17)
The anterior pituitary hormone that does not Stimulate another endocrine gland is
[A]
Somatotrophin
[B]
Thyrotrophin
[C]
Gonadotrophin
[D]
Adrenocorticotrophin
(18)
Luteinising hormone (LH) in female
[A]
Helps in the appearance of secondary sexual characters
[B]
Stimulates ovary to secrete oestradiol
[C]
Helps in release of the ovum from the ovary
[D]
Controls the blood pressure
Answer: Helps in release of the ovum from the ovary
(19)
On surgical removal of pituitary gland there is fall in levels of glucocorticoids and sexcorticoids. This is due to
[A]
Oxytocin is no longer available from pituitary
[B]
Atrophy of adrenal medulla
[C]
Atrophy of adrenal cortex
[D]
LTH from pituitary is no longer available
Answer: Atrophy of adrenal cortex
(20)
Which pituitary hormone is responsible for enhancing the arterial blood pressure by causing narrowing of arterioles?
[A]
ACTH
[B]
ADH
[C]
Somatotropin
[D]
None of the above
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