Description : Plasma calcium is lowered by (A) Parathormone (B) Calcitonin (C) Aldosterone (D) Deoxycorticosterone
Last Answer : Answer : B
Description : The blood calcium level is lowered by the deficiency of (a) both calcitonin and parathormone (b) calcitonin (c) parathormone (d) thyroxine
Last Answer : (c) parathormone
Description : Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other? (a) Aldosterone Atrial Natriuretic Factor (b) Relaxin Inhibin (c) Parathormone Calcitonin (d) Insulin Glucagon
Last Answer : (b) Relaxin Inhibin
Description : Bisphosphonates are indicated in the following condition: A. Organophosphate poisoning B. Dementia C. Steven’s Johnson syndrome D. Osteoporosis
Last Answer : D. Osteoporosis
Description : Bisphosphonates are beneficial in the following conditions except: A. Paget's disease B. Senile osteoporosis C. Rickets D. Osteolytic bony metastasis
Last Answer : C. Rickets
Description : The drug of choice for hypoparathyroidism is: A. Parathormone B. Calcium lactate C. Vitamin D D. Pamidronate
Last Answer : C. Vitamin D
Description : Estrogens are palliative in the following malignancy: A. Carcinoma breast B. Carcinoma cervix C. Endometrial carcinoma D. Carcinoma prostate
Last Answer : D. Carcinoma prostate
Description : The estrogen commonly used for hormone replacement therapy in menopausal women is: A. Ethinylestradiol B. Estradiol benzoate C. Diethylstilbestrol D. Conjugated estrogens
Last Answer : D. Conjugated estrogen
Description : Which of the following statements most closely reflects the current status of estrogens in postmenopausal women: A. Estrogens should be prescribed routinely to all menopausal women B. ... should be prescribed along with a progestin after considering risk:benefit ratio in individual patients
Last Answer : . Estrogens should be prescribed along with a progestin after considering risk:benefit ratio in individual patients
Description : Metabolic actions of estrogens tend to cause the following except: A. Anabolism B. Impaired glucose tolerance C. Rise in plasma LDL-cholesterol D. Salt and water retention
Last Answer : C. Rise in plasma LDL-cholesterol
Description : Estrogens exert the following actions except: A. Cornification of vaginal epithelium B. Proliferation of endometrium C. Maturation of graafian follicle D. Anabolism
Last Answer : C. Maturation of graafian follicle
Description : The drug used for controlling tetany is: A. Intravenous diazepam B. Intramuscular vitamin D C. Intravenous calcium gluconate D. Intravenous calcitonin
Last Answer : C. Intravenous calcium gluconate
Description : The cells rasonsible for the resorption of bone matrix during the growth and remodeling of the skeleton are called
Last Answer : The cells rasonsible for the resorption of bone matrix during the growth and remodeling of the ... B. Ostecclasts C. Chondroblasts D. Chondroclasts
Description : An osteon is defined as a a) microscopic functional bone unit. The center of an osteon contains a capillary. b) bone-forming cell. An osteoblast is a bone-forming cell. c) bone resorption cell. An osteoclast is a bone resorption cell. d) mature bone cell. An osteocyte is a mature bone cell.
Last Answer : a) microscopic functional bone unit. The center of an osteon contains a capillary.
Description : The first molars are extracted in both arches: A. The bone resorption will be the same for both arches B. Resorption is more on the palatal side of maxillary molars C. Resorption is more on lingual side of mandibular molars D. The ridge height resorbs more in maxilla than mandible
Last Answer : C. Resorption is more on lingual side of mandibular molars
Description : Where does the bone resorption show in a pulp necrosis of a deciduous molar: A. At the root apex B. At the bifurcation C. On the buccal side of the tooth D. On the lingual side of the tooth
Last Answer : B. At the bifurcation
Description : Angular type of bone resorption can be seen more often in:** A. Occlusal traumatism B. Food particles retention C. Periodontosis D. All of the above
Last Answer : D. All of the above
Description : Where is the MOST probable place of bone resorption after a deciduous molar has a pulpal gangrene: A. Interradicular septum B. The periapical area
Last Answer : A. Interradicular septum
Description : Tooth under occlusal trauma may show: A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation E. All of the above
Last Answer : E. All of the above
Description : Which one of following statement about Overdenture is not correct: A. Greater occlusal loads can be applied by the patient B. Retention and stability are generally better than with ... The retained roots are covered by the denture thus protecting them from caries and periodontal diseases
Last Answer : D. The retained roots are covered by the denture thus protecting them from caries and periodontal diseases
Description : In periodontitis, the most common finding is, (Main feature of suprabony pocket) A. Horizontal bone resorption B. Vertical bone resorption C. Angular bone loss
Last Answer : A. Horizontal bone resorption
Description : A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above
Description : Which one of the following drugs, when used chronically, is associated with the development of bone pain and mineralization defects such as osteomalacia? (a) Calcitonin (b) Dihydrotachysterol (c) Ergocalciferol (d) Etidronate (e) Norgestrel
Last Answer : Ans: D
Description : The hormonal alterations that follow operation and injury favor accelerated gluconeogenesis. This new glucose is consumed by which of the following tissues? A. Central nervous system. B. Skeletal muscle. C. Bone. D. Kidney. E. Tissue in the healing wound.
Last Answer : Answer: ADE DISCUSSION: Glucose is produced in increased amounts to satisfy the fuel requirements of the healing wound. In addition, nerve tissue and the renal medulla also utilize this substrate. Skeletal muscle primarily utilizes fatty acids, and bone utilizes mineral substrate
Description : Cyclosporine has the following attributes except: A. It selectively suppresses humoral immunity without affecting cell mediated immunity B. It is more active as immunosuppressant when administered before antigen exposure ... It is not toxic to the bone marrow D. Its major toxicity is kidney damage
Last Answer : A. It selectively suppresses humoral immunity without affecting cell mediated immunity
Description : Vincristine differs from vinblastine in the following respect(s): A. Its prominent adverse effect is neuropathy B. It frequently produces alopecia C. It does not significantly depress bone marrow D. All of the above
Description : Methotrexate has the following attributes except: A. It is cell cycle specific and kills cells in the S phase B. Its toxicity primarily affects bone marrow and epithelial structures C. Folic acid reverses its toxic effects D. It is the drug of choice for choriocarcinoma
Last Answer : C. Folic acid reverses its toxic effects
Description : The most important toxicity of amphotericin B is: A. Nephrotoxicity B. Neurotoxicity C. Hepatotoxicity D. Bone marrow depression
Last Answer : A. Nephrotoxicity
Description : What is the most important reason for the restricted use of systemic chloramphenicol: A. Emergence of chloramphenicol resistance B. Its potential to cause bone marrow depression C. Its potential to cause superinfections D. Its potential to inhibit the metabolism of many drugs
Last Answer : B. Its potential to cause bone marrow depression
Description : The following is true of raloxifene except: A. It acts as an estrogen agonist in bone B. It exerts estrogen antagonistic action on endometrium C. It increases risk of developing breast cancer D. It can induce/aggravate menopausal hot flushes
Last Answer : C. It has additional androgenic acitivity
Description : Benefits of tamoxifen citrate therapy include the following except: A. Reduction in recurrence rate of breast cancer B. Improved bone mass C. Suppression of menopausal hot flushes D. Improved lipid profile
Last Answer : C. Suppression of menopausal hot flushes
Description : What is true of tamoxifen: A. It can induce endometrial proliferation in postmenopausal women B. It exerts antiestrogenic activity in bone C. It raises LDL-cholesterol levels D. It is ineffective in estrogen receptor-negative breast cancer
Last Answer : A. It can induce endometrial proliferation in postmenopausal women
Description : Which of the following is a selective estrogen receptor modulator that improves bone mineral density in postmenopausal women: A. Clomiphene citrate B. Raloxifene C. Ormeloxifene D. Alendronate
Last Answer : B. Raloxifene
Description : In mammals the estrogens are secreted by the Graafian follicle from its :-
Last Answer : In mammals the estrogens are secreted by the Graafian follicle from its :- A. External theca B. Internal theca C. Zona pellucida D. Corona radiata
Description : Parathormone is secreted during
Last Answer : Parathormone is secreted during A. Increased blood calcium level B. Decreased blood calcium level C ... sugar level D. Decrease blood sugar level
Description : Parathormone influences calcium absorbton in the small intestine by regulating the metabolim of
Last Answer : Parathormone influences calcium absorbton in the small intestine by regulating the metabolim of A. Vitamin C ... D C. Vitamin `B_6` D. Enterogastrone
Description : Parathormone induces
Last Answer : Parathormone induces A. Increase in blood sugar level B. Decrease in serum calcium level C. ... calcium level D. Decrease in blood sugar level
Description : Parathormone deficiency causes
Last Answer : Parathormone deficiency causes A. Goiter B. Hypocalcemia C. Hypercalcemia D. All of the above
Description : The secondary sexual characters in females is effected by (A) Estrogens (B) Gluco corticoids (C) MIS (D) None of these
Last Answer : Answer : A
Description : A major structural difference between estrogens and androgens is the fact that (A) The androgens are usually C21 steroids (B) The estrogens are usually digitonin - precipitable (C) The androgens have an aromatic ring (D) The estrogens have an aromatic ring
Last Answer : Answer : D
Description : Which of one ring in the structure of the following is aromatic? (A) Androgens (B) Estrogens (C) Cholesterol (D) Bile acids
Description : Women become susceptible to osteoporosis after menopause due to decreased (A) Secretion of Parathormone (B) Conversion of vitamin D into calcitriol (C) Secretion of estrogen (D) Secretion of progesterone
Last Answer : Answer : C
Description : A common intermediate in the synthesis of estrogens is (A) Cortisol (B) Andostenedione (C) Corticosterone (D) 11-Deoxycorticosterone
Description : Stein-leventhal syndrome is due to overproduction of (A) Estrogens (B) Androgens (C) Gastogens (D) Ethinyl estradiol
Description : The sequence of amino acid in which the biological value of parathormone is (A) 1–15 (B) 1–34 (C) 30–50 (D) 50–84
Description : The number of amino acids in parathormone is (A) 65 (B) 84 (C) 115 (D) 122
Description : A high plasma calcium level decreases intestinal absorption of calcium by (A) Stimulating the secretion of parathormone (B) Inhibiting the secretion of parathormone (C) Decreasing the synthesis of cholecalciferol (D) Inhibiting the secretion of thyrocalcitonin
Description : Parathormone is required for the conversion of (A) Cholecalciferol into 1-hydroxycholecalciferol (B) Cholecalciferol into 25-hydroxycholecalciferol (C) 25-Hydroxycholecalciferol into calcitriol (D) Cholesterol into 7-dehydrocholesterol
Description : Which gland produces the enzyme parathormone?
Last Answer : Parathyroid
Description : Hormones secreted by the placenta to maintain pregnancy are (a) hCG, hPL, progestogens, prolactin (b) hCG, hPL, estrogens, relaxin, oxytocin (c) hCG, hPL, progestogens, estrogens (d) hCG, progestogens, estrogens, glucocorticoids.
Last Answer : ) hCG, hPL, progestogens, estrogens