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Chemical Coordination and Integration MCQs | Chemical Coordination and Integration Short Questions with Answers

Thymus, spleen, tonsils and adenoids produces _________
[A] Phagocytes
[B] Lymphocytes
[C] Erythrocytes
[D] Rhombocytes
Answer: Lymphocytes
(2) Which of the following is not a primary lymphoid tissue?
[A] Thymus
[B] Spleen
[C] Bone marrow
[D] Foetal liver
Answer: Spleen
(3) Which of these cell surface markers is unique to T cells?
[A] CD3
[B] CD15
[C] CD45
[D] CD83
Answer: CD3
(4) The pineal gland secretes __________
[A] MSH
[B] Melanin
[C] Prolactin
[D] Melatonin
Answer: Melanin
(5) Which of the following is not an effect of pineal body secretion?
[A] Inhibition of GnRH
[B] Stimulation of appetite
[C] Help regulation of sleep cycle
[D] Inhibition of reproductive functions
Answer: Stimulation of appetite
(6) Which of the following is true about melanin secretion?
[A] More melatonin is secreted at day
[B] Melatonin is secreted at noon
[C] Melatonin can help regulate sleep cycles
[D] More melatonin is secreted at night and day
Answer: More melatonin is secreted at night and day
(7) Which of the following is not an endocrine gland?
[A] Pituitary gland
[B] Pineal gland
[C] Sebaceous gland
[D] Adrenal gland
Answer: Sebaceous gland
(8) Which is the common problem with the endocrine system?
[A] Bad gas
[B] Diabetes
[C] Hemophilia
[D] Lung cancer
Answer: Diabetes
(9) Gonadotropic hormone is released by ___________
[A] Gonads
[B] Germ layers
[C] Neurohypophysis
[D] Adenohypophysis
Answer: Adenohypophysis
(10) Which of the following hormone is responsible for the secretion of milk after parturition?
[A] ICSH
[B] ACTH
[C] LH
[D] Prolactin
Answer: Prolactin
(11) Menstruation is due to _______
[A] Reduction of FSH
[B] Increase of LH
[C] Decrease in LH
[D] Reduction is Estrogen and progesterone
Answer: Neurotransmitters
(12) Estrogens and testosterone are steroid hormones and most likely bind to _________
[A] Cytoplasmic receptors
[B] Membrane ion channels
[C] G protein coupled receptor
[D] Enzyme linked membrane receptors
Answer: Cytoplasmic receptors
(13) Which of the following controls the functions of sertoli cells?
[A] FSH
[B] ACTH
[C] Estrogen
[D] Testosterone
Answer: FSH
(14) Testosterone is secreted by ________
[A] Thyroid
[B] Leydig cells
[C] Sertoli cells
[D] Spermatogenic cells
Answer: Leydig cells
(15) Corpus luteum secretes _______
[A] LH
[B] Progesterone
[C] Progesterone and LH
[D] Progesterone and estrogen
Answer: Progesterone and estrogen
(16) Aldosterone is secreted by __________
[A] Zona glomerulosa
[B] Zona fasciculata
[C] Zona pellucida
[D] Zona reticularis
Answer: Zona glomerulosa
(17) ____________ is a male sex hormone
[A] Estrogen
[B] Androgen
[C] Insulin
[D] Pheromones
Answer: Androgen
(18) Anabolic steroids are __________ forms of testosterone.
[A] Ineffective
[B] Natural
[C] Synthetic
[D] Super active
Answer: Synthetic
(19) In male reproductive system, testicles are inside a sac called as ________
[A] Scrotum
[B] Bladder
[C] Rectum
[D] Glands
Answer: Scrotum
(20) What is the function of LH hormone?
[A] Stimulates oxidative respiration
[B] Stimulates muscle growth
[C] Causes color change in skin
[D] Stimulates production of testosterone
Answer: Stimulates production of testosterone

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