InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
identify the labelled parts A-D in the given figure of human foetus within the uterus.A. `{:(A,B,C,D),("Umbilical cord","Placental villi","Yolk sac","Embryo"):}`B. `{:(A,B,C,D),("Yolk sac","Umbilical cord","Embryo","Placental villi"):}`C. `{:(A,B,C,D),("Placental villi","Yolk sac","Embryo","Umbilical cord"):}`D. `{:(A,B,C,D),("Placental villi","Embryo","Yolk sac","Umbilical cord"):}` |
| Answer» Correct Answer - C | |
| 152. |
Retina,eye lens brain and skin are formed fromA. Mesoderm-skeletonB. EctodermC. EndodermD. Both ectoderm and endoderm. |
| Answer» Correct Answer - B | |
| 153. |
In human foetus, the limbs and digits develop after:A. first trimesterB. 5th monthC. 12 weeksD. 8 weeks |
| Answer» Correct Answer - d | |
| 154. |
Development of eye is:A. neurulationB. notogenesisC. neurogenesisD. organogenesis |
| Answer» Correct Answer - d | |
| 155. |
What is implanted in the uterus?A. MorulaB. NeurulaC. GastrulaD. Blastocyst |
| Answer» Correct Answer - d | |
| 156. |
Fill in the blanks: a. Zygote divides to form ….1…. which is implanted to uterus. b. The structure which provides vascular connection between foetus and uterus is called …2… c. Inner cell mass contains certain cells called …3…. which have the potency to give rise to all the tissues and organs. d. By the end of ...4...., most of the major organ systems are formed, for example, the limbs and external genital organs are well-developed. e. Immediately after implantation, the ...5...defferentiates into an outer layer called ectoderm and an inner layer called endoderm.A. 1-morula, 2-umbilical cord, 3-trophoblast, 4-second trimester, 5-stem cellsB. 1-blastocyst, 2-placenta, 3-stem cells, 4-first trimester, 5-trophoblastC. 1-blastocyst, 2-umbilical cord, 3-stem cells, 4-seond trimesters, 5-inner cell massD. 1-blastocyst, 2-placenta, 3-stem cells, 4-first trimester, 5-inner cell mass. |
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Answer» Correct Answer - D (D) a. Zygote divides to form blastocyst which is implanted to uterus. b. The structure which provides vascular connection be tween foetus and uterus ic called placenta. c. Inner cell mass contain certain certain cells called stem cells which have the potency to give rise to all the tissues and organs . d. By the end of first trimester, most of the major organ system are formed, for example, the limbs and external genital organs are well-developed, e. Immediately after implantation, the inner cell mass differentiates into an outer layer called ecotoderm and an inner layer called endoderm. |
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| 157. |
Fertilization takes place in the __________. |
| Answer» Correct Answer - fallopian tube. | |
| 158. |
The zygote divides to form __________, which is ________ implanted in uterus. |
| Answer» Correct Answer - blastocyst and uterus | |
| 159. |
During follicular phase changes in the ovary and the uterus are induced by chages in the levels of `ul((A))` and `ul((B))` hormones. |
| Answer» Correct Answer - (A) Pituitary (B) Ovarian | |
| 160. |
In mammals, the testes occur in scrotal sacs outside the viscera because of theA. Presence of urinary bladderB. Presence of rectumC. Long vas defrensD. Requirement of low temperature for spermatogenesis. |
| Answer» Correct Answer - D | |
| 161. |
The vas deferens receives duct from the seminal vesicle and opens into urethra asA. epididymisB. ejaculatory ductC. efferent ductuleD. ureter. |
| Answer» Correct Answer - B | |
| 162. |
Morula is a development stage:A. between the zygote and blastocystB. between the blastocyst and gastrulaC. after the implantationD. between implantation and parturition |
| Answer» Correct Answer - A | |
| 163. |
The vas deferens receives duct from the seminal vesicle and opens into urethra asA. epididymisB. ejaculatory ductC. efferent ductuleD. ureter |
| Answer» Correct Answer - B | |
| 164. |
During menstrual cycle, levels of LH and estrogen are highest aroundA. 14th dayB. 21st dayC. 7th dayD. 28th day. |
| Answer» Correct Answer - A | |
| 165. |
Assertion: Females have less stature than males after puberty. Reason: This happens because of the presence of hCG in the blood of females.A. If both assertion and reason are true and the reason is the correct explanation of the assertion.B. If both assertion and reason are true but reason is not the correct explanation of the assertion.C. If the assertion is true but reason is false.D. If both assertion and reason are false. |
| Answer» Correct Answer - C | |
| 166. |
Embryo with more than 16 blastomeres formed due to in vitro ferilization is transferred intoA. UterusB. Fallopian tubeC. FimbriaeD. Cervix |
| Answer» Correct Answer - A | |
| 167. |
Besides activating the egg, another role of a sperm is to carry to eggA. RNAB. mitochondriaC. DNAD. ribosomes. |
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Answer» Correct Answer - C During fertilisation, the head of the sperm containing nucleus (DNA) enters the egg leading to formation of diplod zygote. |
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| 168. |
Besides activating the egg, another role of a sperm is to carry to egg:A. RNAB. DNAC. ribosomeD. Mitochondria |
| Answer» Correct Answer - b | |
| 169. |
Besides activating the egg, another role of a sperm is to carry to eggA. RNAB. RibosomesC. Mitochondria and 9+2 arrangement of microtubluesD. DNA |
| Answer» Correct Answer - D | |
| 170. |
Which part of te sperm plays an important role in penetrating the egg membrane?A. TailB. AcrosomeC. AllosomeD. Autosome. |
| Answer» Correct Answer - B | |
| 171. |
In oocyte secodary maturation occurs inA. ovaryB. abdominal cavityC. fallopian tubeD. uterus. |
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Answer» Correct Answer - C In the secondary oocyte, the meotic division is arrested at the metaphase stage. After ovulation, secondary oocyte passes into fallopian tube. Where meiosis II is completes only after the enrty of sperm. |
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| 172. |
Which part of the sperm plays an important role in penetrating the egg membrane?A. allosomeB. tailC. autosomeD. acrosome |
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Answer» Correct Answer - D Acrosome contains a variety of digestive enzymes that break the egg mebrane during penetration of the sperm into the egg. |
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| 173. |
The second maturation division of the mammalian ovum occursA. shortly after ovulation before the ovum makes entry into the fallopian tubeB. until after the ovum has been penetrated by a spermC. until the nucleus of the sperm has fused with that of the ovumD. in the graafian follicle following the first maturation divison. |
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Answer» Correct Answer - B During oogenesis, primary oocyte grows and completes meoisi I (first maturation division) producing a large secondary oocyte and a small polar body. The secondary oocyte proceeds with meiosis II (second maturation division) but the division gets arrested at metaphase stage. It is in this stage of oocyte that the ovum is shed during ovulation. It passes into oviduct, where the cell cycle resumes only after the entery of sperm. |
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| 174. |
Foetal Movements and spperance of hair on head occur in…..month of pregnancyA. FifthB. SixthC. ThirdD. Fourth |
| Answer» Correct Answer - A | |
| 175. |
Second maturation division of mammalian ovum occursA. Until after sperm has penetrated ovumB. Until nuclear of sperm and ovum fuseC. In Graafian follicle soon after first maturation division.D. Shortly after ovulation before entry into fallopian tube. |
| Answer» Correct Answer - A | |
| 176. |
Proximal centriole of sperm is found inA. HeadB. NeckC. Middle pieceD. Tail |
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Answer» Correct Answer - B (B) Proximal centriole of sperm is found in neck. |
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| 177. |
Which centriole of sperm is required for first cleavage?A. Proximal centrioleB. Distal centrioleC. Ring centrioleD. Posterior centrole |
| Answer» Correct Answer - A | |
| 178. |
A regular cycling woman is not menstruating which one of the following is the most likely root cause of this?A. Maintenance of the hypertrophical endometrial liningB. Maintenance of high concentration of sex-hormones in the blood streamC. Retension of well-developed corpus luteumD. fertilisation fo the ovum |
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Answer» Correct Answer - D Maenstruation does not take place if the ovum is fetillised. |
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| 179. |
In a regularly cycling human female, which can be the root cause of menstrual failure?A. Fertilisation of ovumB. Maintenance of hypertrophical endometrial liningC. Maintenance of high title of sex hormonesD. Retention of well-developed corpus luteum |
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Answer» Correct Answer - A (A) In a regularly cycling human female, fertilisation of ovum is root cause of menstrual failure. |
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| 180. |
Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female ?A. Maintenance of the hypetrophical endometerial liningB. Maintenance of high concentration of sex hormones in a the blood streamC. Retention of well - developed corpus luteurmD. Fertilisation of the ovum |
| Answer» Correct Answer - D | |
| 181. |
A regular cycling woman is not menstruating which one of the following is the most likely root cause of this?A. Fertilisation of ovumB. Maintenance of hypertrophical endometrial lining.C. Maintenance of high titre of sec hormonesD. Retention of well dev eloped corpus luteum. |
| Answer» Correct Answer - A | |
| 182. |
Identify A to D in figures given bwlow showing digrammatic presentation of various events during a menstrual cycle: A. A-Progesterone, B-Estrogen, C-Menstruation, D-Luteal phaseB. A-Androgen, B-Progesterone, C-Menstruation, D-Luteal phaseC. A-Estrogen, B-Progesterone, C-Luteal phase, D-MenstruationD. A-Estrogen, B-Progesterone, C-Menstruation, D-Luteal phase |
| Answer» Correct Answer - d | |
| 183. |
Which one of the following hormones is responsible for uterine contraction during parturition?A. RelaxinB. OxytocinC. ProlactinD. Vasopressin |
| Answer» Correct Answer - b | |
| 184. |
Which one of the following is the correct matching of the events occurring during menstrual cycle ?A. Proliferative phase : Rapid regeneration of myometrium and maturation of Graafian follicleB. Development of : Secretory phase corpus luteum and increased secretion of progesteroneC. Menstruation : Breakdown of myometrium and ovum not fertilisedD. Ovulation : LH and FSH attain peak level and sharps fall in the secretion of progesterone |
| Answer» Correct Answer - B | |
| 185. |
Seminal plasma in human males is rich in:A. fructose and calciumB. glucose and calciumC. DNA and testosteroneD. ribose and pottasium |
| Answer» Correct Answer - a | |
| 186. |
Sometimes the labor pains are less and uterine contraction have to be induced . What do you think the doctors inject to facilitate delivery?A. Progesterone and estrogen hormonesB. Oxytion /PitocinC. FSH and LHD. Relaxin |
| Answer» Correct Answer - B | |
| 187. |
Which one of the following hormones is responsible for uterine contraction during parturition?A. RelaxinB. VasopressinC. OxytocinD. Prolactin. |
| Answer» Correct Answer - C | |
| 188. |
Seminal plasma in humans is rich inA. Fructose and certain enzymes, poor in `Ca^(2+)`B. Fructose, `Ca^(2+)` and certain enzymesC. Fructose `Ca^(2+)` but no enzymesD. Glucose, certain enzymes but on `Ca^(2+)` |
| Answer» Correct Answer - B | |
| 189. |
Seminal plasma in humans is rich inA. fructose and calcium but has no enzymesB. glucose and certain enzymes but has no calciumC. fructose and certain enzymes but poor in calciumD. fructose, calcium and certain enzymes. |
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Answer» Correct Answer - D Secretion of seminal vesicles, prostate gland and bulbourethral gland constitute seminal plasma which is rich in fructose, calcium and certain enzymes. |
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| 190. |
Seminal plasma in humans is rich inA. glucose and certain enzymes but has no calciumB. fructose and certain enzymes but poor in calciumC. fuctose, calcium and certain enzymesD. fructose and calcium but has no enzymes |
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Answer» Correct Answer - C Seminal plasma is the term used for semen. Calcium is present in prostatic secretion. |
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| 191. |
In a regularly cycling human female, which can be the root cause of menstrual failure?A. Maintenancy of high concentration of sex-hormones in the blood streamB. Retention of well-developed corpus luteumC. Fertilisation of the ovumD. Maintenancy of the pypertrophical endometrial lining |
| Answer» Correct Answer - C | |
| 192. |
Which one of the following is the correct matching of the events occuring during menstrual cycle?A. Menstruation : Breakdown of myometrium and ovum not fertilized.B. Ovulation : LH and FSH attain peak level and sharp fall in the secretion of progesterone.C. Proliferative phase : Rapid regeneration of myometrium and maturation of Graafian follicle.D. Development of corpus luteum : Secretory phase and increased secretion of progesterone. |
| Answer» Correct Answer - d | |
| 193. |
Seminal plasma in humans is rich inA. fructose,calcium and certain enzymesB. fructose and calcim but has no enzymesC. glucose and certain enzymes but has no calciumD. fructose and certain enzymes but poor in calcium |
| Answer» Correct Answer - a | |
| 194. |
Inhibition of uterine contraction casses and the bleeding and cramps of menstruation begin due toA. Increase in level of progesteroneB. Decrease in level of progesteroneC. Increase in level of LHD. Decrease in level of FSH |
| Answer» Correct Answer - B | |
| 195. |
Foetal ejection reflex in human female is induced by:A. Release of oxygtocin from pituitaryB. Pressure exerted by amnoitic findC. Differentiation of mammary glandsD. Fully developed foetus and placenta. |
| Answer» Correct Answer - D | |
| 196. |
which of the followin enzyme helps sperm to penetrate zone pellucida ?A. HyaluronidaseB. NeuraminidaseC. AcrosinD. Corona penetrating enzyme |
| Answer» Correct Answer - C | |
| 197. |
Foetal ejection reflex in human female is induced by:A. release of oxytocin from pituituryB. fully developed foetus and placentaC. differentation of mammary glandsD. pressure exerted by amniotic fluids |
| Answer» Correct Answer - b | |
| 198. |
Foetal ejection reflex in human female is induced by:A. fully developed foetus and placentaB. differentiation of mammary glandsC. pressure exerted by amniotic fluidD. release of oxytocin from pituitary |
| Answer» Correct Answer - A | |
| 199. |
Foetal ejection reflex in human female is induced byA. Release of oxytocin from pituitaryB. Fully developed foetus and placentaC. Differentiation of mammary glandsD. Pressure exerted by amniotic fluid |
| Answer» Correct Answer - B | |
| 200. |
Foetal ejection reflex in human female is induced byA. Differentiation of mammary glandB. Pressure exerted by amniotic fluidC. Fully developed foetus and placenataD. Release of oxytocin from pituitary |
| Answer» Correct Answer - C | |