Endocrine System Questions:
Ques. The word “hormone” means
(a) To move
(b) To excite
(c) To initiate
(d) To increase
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Ques. Insulin is produced by
(a) Alpha cells
(b) Beta cells
(c) Adrenal cortex
(d) Testis
Ques. Who is the “Father of Endocrinology”
(a) Whittaker
(b) Einthoven
(c) Pasteur
(d) T. Addison
Ques. Blood sugar level can be decreased by
(a) Insulin given from mouth
(b) Glucagon given through mouth
(c) Intraveinal injection of insulin
(d) Intraveinal injection of glucagon
Ques. In males, the essential hormone for secondary sexual characteristics is
(a) Testosterone
(b) Progesterone
(c) Estrogen
(d) Relaxin
Ques. Diabetes mellitus is caused due to the deficiency of insulin which is secreted by
(a) Alpha cells
(b) Beta cells
(c) Pituitary
(d) Thyroid
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Ques. Corpus luteum is not found in
(a) Frog
(b) Rat
(c) Rabbit
(d) Man
Ques. The process by which they synthesis of a hormone is regulated by its concentration in the blood is termed as
(a) Forward excitation
(b) Feedback inhibition
(c) The equilibrium mechanism
(d) The opposing synthesis theory
Ques. Which endocrine gland stores its secretion in extracellular space before discharging it into the blood
(a) Adrenal
(b) Pancreas
(c) Testis
(d) Thyroid
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Ques. Steroid hormones are almost similar in structure to
(a) Cholesterol
(b) Triglycerides
(c) Tyrosine
(d) Coenzyme A
Ques. At menopause, there is a rise in urinary excretion of
(a) STH
(b) LTH
(c) MSH
(d) FSH
Ques. Why thyroxine is a hormone not an enzyme
(a) It is secreted in small quantity
(b) It is not a polypeptide
(c) It has no special effect
(d) It is directly poured into blood
Ques. Receptors for protein hormones are located
(a) In cytoplasm
(b) On cell surface
(c) In nucleus
(d) On endoplasmic reticulum
Ques. Gland that urges you to “fight or flight” in adverse situation is
(a) Adrenal
(b) Pituitary
(c) Thyroid
(d) Parathyroids
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Ques. Manifestation of masculinity pattern in females due to hormonal effects is known as
(a) Masculinity
(b) Virilism
(c) Castration
(d) Epitaxis
Ques. Endocrine glands produce or Action of endocrine glands is mediated through
(a) Hormones
(b) Enzymes
(c) Minerals
(d) Vitamins
Ques. During pregnancy which of the following is secreted through urine of mother
(a) Progestron
(b) Luteinizing hormone
(c) FSH
(d) Chorionic gonadotropin
Ques. Cholesterol is necessary for the synthesis of
(a) Vitamin C
(b) Vitamin B
(c) Estradiol
(d) Insulin
Ques. Hormones taken in the form of drugs for contraception are
(a) Aldosterone
(b) Estrogens and progesterone
(c) Cortisol
(d) Testosterone
Ques. Life saving hormones are secreted by
(a) Pituitary
(b) Pineal
(c) Adrenals
(d) Thyroid
Ques. Some athletes take ‘‘steroids’’ in an attempt to enhance their physical performance. This can lead to decreased sperm production and even sterility. What is the most likely explanation for this effect ?
(a) Interference in the proper negative feedback control of testosterone by luteinizing hormone
(b) Increased stimulation of the anterior pituitary to produce luteinizing hormone
(c) Excessive grwoth of testicular tissue
(d) Suppression of the natural production of thyroxin due to the desctruction of thyroid tissue
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Ques. Steroid hormones
(a) Pass easily through cell membranes to act in the nucleus
(b) Include testosterone, estrogen and growth hormone
(c) Are only produced in the pituitary gland
(d) Stimulate liver cells to convert glucose to glycogen
Ques. Which disease is caused by the deficiency of thyroxin in the adults
(a) Diabetes incipidus
(b) Diabetes mellitus
(c) Myxoedema
(d) Exopthalmic goiter
Ques. Gonadotrophic hormone is produced in
(a) Interstitial cells of testis
(b) Adrenal cortex
(c) Adenohypophysis
(d) Ovary
Ques. Adrenal glands are found located in abdominal cavity in close association with
(a) Testes
(b) Spleen
(c) Liver
(d) Kidneys
Ques. Endocrine glands
(a) Do not possess ducts
(b) Sometimes do not have ducts
(c) Pour their secretion into blood through ducts
(d) Always have ducts
Ques. Life saving hormone is secreted by which gland
(a) Adrenal gland
(b) Hypothalamus gland
(c) Pituitary gland
(d) Thyroid gland
Ques. The hormone having a stimulatory effect on the heart is
(a) Adrenaline
(b) Gastrin
(c) Glucagon
(d) Thyroxin
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Ques. A molecule acting as second messenger in biological system is
(a) c-DNA
(b) c-AMP
(c) t-RNA
(d) hn-RNA
Ques. Which one is correctly matched
(a) Relaxin – Gigantism
(b) Prolactin – Cretinism
(c) Parathyroid hormone – Tetany
(d) Insulin – Diabetes insipidus
Ques. If adrenal cortex function is impaired, it results in decreased concentration of one of the following in the blood
(a) Ammonium salts
(b) Sodium salts
(c) Glucose
(d) Calcium salts
Ques. Parathormone is secreted when there is
(a) Increased Ca2+ level
(b) Decreased blood Ca2+ level
(c) Increased blood sugar level
(d) Decreased blood sugar level
Ques. Glucose level of blood is controlled by
(a) Liver
(b) Gall bladder
(c) Ileum
(d) Duodenum
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Ques. FSH (follicle stimulating hormone) is produced by
(a) Adrenal cortex
(b) Anterior pituitary lobe
(c) Middle pituitary lobe
(d) Posterior pituitary lobe
Ques. Hormone responsible for aggressive behaviour of an animal is
(a) Adrenaline
(b) Thyroxine
(c) ADH
(d) Testosterone
Ques. The hormone secreted by intermediate lobe of pituitary is
(a) Oxytocin
(b) Intermedin
(c) Vasopressin
(d) FSH
Ques. Intermediate lobe of pituitary secretes a hormone
(a) Oxytocin
(b) Melanocyte stimulating hormone
(c) Corticotropin releasing hormone
(d) Thyrotropin releasing hormone
Ques. Which endocrine gland stores its secretion in the extracellular space before discharging it into the blood
(a) Adrenal
(b) Pancreas
(c) Testis
(d) Thyroid
Ques. Disease caused by deficiency of iodine is
(a) Goitre
(b) Myxodema
(c) Cretinism
(d) Tetany
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Ques. Hormones of pituitary gland are
(a) All proteins
(b) All steroids
(c) Some steroids and some proteins
(d) Complex substances formed from proteins, steroids and carbohydrates
Ques. An increase in blood pressure is caused by all the following except
(a) Adrenalin
(b) Angiotensin
(c) Stimulation of parasympathetic nerves
(d) Stimulation of vagus nerve
Ques. Gonadotrophic hormones are produced in the
(a) Posterior part of thyroid
(b) Adrenal cortex
(c) Adenohypophysis of pituitary
(d) Interstitial cells of testis
Ques. Antiageing hormone is
(a) Thyroxine
(b) Melatonin
(c) Estrogen
(d) Testosterone
Ques. Whcih of the following becomes nonfunctional after use
(a) Enzymes
(b) Hormones
(c) Minerals
(d) All of these
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Ques. Degeneration of anterior pituitary results into
(a) Sterility
(b) Extreme weakness
(c) Hypoglycaemia
(d) All of the above
Ques. Which one of the following four glands is correctly matched with the accompanying description ?
(a) Thyroid–hyperactivity in young children cause cretinism
(b) Thymus–starts undergoing atrophy after puberty
(c) Parathyroid–secretes parahormone which promotes movement of calcium ions from blood into bones during calcification
(d) Pancreas–Delta cells of the islets of Langerhans secrete a hormone which stimulates glycolysis in liver
Ques. Which one affects liver, muscle and adipose tissue
(a) Androgen
(b) Insulin
(c) Progesterone
(d) Glucagon
Ques. Which one of the following statements is correct ?
(a) Endocrine glands regulate neural activity, but not vice versa
(b) Neurons regulate endocrine activity, but not vice versa
(c) Endocrine glands regulate neural activity, and nervous system regulates endocrine glands
(d) Neither hormones control neural activity nor the neurons control endocrine activity
Ques. Growth hormone is produced in
(a) Pituitary
(b) Adrenal
(c) Thyroid
(d) Gonad
Ques. At menopause there is a rise in urinary excretion of
(a) LH
(b) STH
(c) FSH
(d) MSH
Ques. There are three endocrine glands involved in carbohydrate metabolism, mark the correct set
(a) Pancreas, neurohypophysis and adrenal
(b) Pancreas, pituitary and thyroid
(c) Pancreas, pituitary and liver
(d) Pancreas, adenohypophysis and adrenal
Ques. What is hormone
(a) Glandular secretion
(b) Enzyme
(c) Chemical messenger
(d) Organic complex substance
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Ques. Adrenocorticotropin is a hormone of
(a) Pituitary
(b) Adrenal
(c) Thyroid
(d) Adrenal medulla
Ques. Hormone released by posterior lobe of pituitary is concerned with
(a) Metabolism of carbohydrates
(b) Stimulation of thyroid
(c) Secondary sexual characters
(d) Contraction of uterus
Ques. Some hormones check the milk from being secreted by the mammary glands till the birth of young ones even though the glands are all prepared to do so. They are
(a) Progestin and prolactin
(b) Prolactin and FSH
(c) Estrin and prolactin
(d) Estrin and progestin
Ques. Hormone responsible for the implantation of embryo in uterus and formation of placenta is
(a) Adrenalin
(b) Progesterone
(c) Estradiol
(d) FSH
Ques. Pineal body originates from
(a) Dorsal part of diencephalon
(b) Ventral part of diencephalon
(c) Ventral part of cerebellum
(d) Dorsal part of cerebellum
Ques. Which gland is concerned with salt equilibrium in body
(a) Anterior pituitary
(b) Pancreas
(c) Adrenal
(d) Thyroid
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Ques. The mineralocorticoid hormone of the adrenal cortex which causes the Na retention and K excretion is
(a) Corticosol
(b) Corticosterone
(c) Progesterone
(d) Aldosterone
Ques. Disease related to thyroxine hormone
(a) Goitre
(b) Acromegaly
(c) Addison disease
(d) Thalasemia
Ques. Parathormone is secreted during
(a) Increased blood calcium level
(b) Decreased blood calcium level
(c) Increased blood sugar level
(d) Decreased blood sugar level
Ques. Which of the following glands is associated with the consumption of iodized salt
(a) Thyroid
(b) Thymus
(c) Pituitary
(d) Ovary
Ques. Diabetes incipidus is under the control of
(a) Aldosterone
(b) ADH
(c) ACTH
(d) TSH
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