১.The notochord is formed by the cells of the –কক) Hypoblastখখ) Endodermগগ) Neuroectodermঘঘ) Mesodermউত্তর দেখুন ব্যাখ্যাThe notochord is formed by the cells of the – Mesoderm
২.The structures representing all three components of embryonic disc isকক) Meningesখখ) Retinaগগ) Tympanic membraneঘঘ) Pituitary glandউত্তর দেখুন ব্যাখ্যাThe structures representing all three components of embryonic disc is Tympanic membrane
৩.Human placenta is -কক) Epitheliochorealখখ) Haemoendothelialগগ) Hemochorealঘঘ) Endothelialchorealউত্তর দেখুন ব্যাখ্যাHuman placenta is - Hemochoreal
৪.The fetal membrane that is ruptured during labor –কক) Amnio chorionic membraneখখ) Chorionগগ) Amnionঘঘ) Deciduaউত্তর দেখুন ব্যাখ্যাThe fetal membrane that is ruptured during labor – Amnio chorionic membrane
৫.Fate of notochord –কক) Cruciate ligamentখখ) Annulus fibrosus of intervertebral discগগ) Nucleus pulposus of intervertebral discঘঘ) Ligament of berryউত্তর দেখুন ব্যাখ্যাFate of notochord -Nucleus pulposus of intervertebral disc
৬.When spermatogenesis begins?কক) During fetal developmentখখ) Before pubertyগগ) At pubertyঘঘ) After teenageউত্তর দেখুন
৭.Neural crest derivatives excludeকক) Odontoblastখখ) Oligodendrocyteগগ) Melanocyteঘঘ) Adrenal medullaউত্তর দেখুন
৮.Normal site of fertilizationকক) Ampulla of uterine tubeখখ) Abdominal cavityগগ) Uterine cavityঘঘ) Isthmusউত্তর দেখুন ব্যাখ্যাFertilization occurs at ampulla of uterine tube.
৯.C cells of thyroid gland are derived fromকক) Neural crestখখ) Neural tubeগগ) Paraxial mesodermঘঘ) Intermediate mesodermউত্তর দেখুন
১১.Motor neuron is derived fromকক) Surface ectodermখখ) Neural crestগগ) Neural tubeঘঘ) Endodermউত্তর দেখুন
১২.Cartilage is derived fromকক) Paraxial mesodermখখ) Intermediate mesodermগগ) Lateral plate mesodermঘঘ) Chorda-mesodermউত্তর দেখুন
১৩.Central tendon of diaphragm develops fromকক) Septum transversumখখ) Lateral plate mesodermগগ) Intermediate mesodermঘঘ) Dorsal mesogastriumউত্তর দেখুন ব্যাখ্যাSeptum transversum gives rise to central tendon of the diaphragm & fibrous pericardium.
১৪.Midgut is supplied byকক) Portal veinখখ) Celiac trunkগগ) Superior mesenteric arteryঘঘ) Inferior mesenteric arteryউত্তর দেখুন
১৫.Number of blastomeres in Morula –কক) 8খখ) 12গগ) 16ঘঘ) 18উত্তর দেখুন ব্যাখ্যাNumber of blastomeres in Morula – 16
১৬.Normal site of Implantation:কক) Anterior or posterior wall of body of uterusখখ) Abdominal cavity (Pouch of Douglas)গগ) Fallopian tubeঘঘ) Internal osউত্তর দেখুন ব্যাখ্যাNormal site of Implantation- Anterior or posterior wall of body of uterus
১৭.Most common site of ectopic pregnancy isকক) Ovaryখখ) Abdominal cavityগগ) Intramural part of uterine tubeঘঘ) Ampullary region of the uterine tubeউত্তর দেখুন ব্যাখ্যাMost common site of ectopic pregnancy is Abdominal cavity
১৮.The process that establishes all three germ layers (ectoderm, mesoderm, and endoderm) in the embryo is called-কক) Implantationখখ) Gastrulationগগ) Blastomere formationঘঘ) Embryogenesisউত্তর দেখুন ব্যাখ্যাThe process that establishes all three germ layers (ectoderm, mesoderm, and endoderm) in the embryo is called- Gastrulation
১৯.Cells that form the three primitive germ layers are derived from the –কক) Epiblastখখ) Cytotrophoblastগগ) Hypoblastঘঘ) Yolk sacউত্তর দেখুন ব্যাখ্যাCells that form the three primitive germ layers are derived from the – Epiblast
২০.Mesoderm showing segmentation is -কক) Intermediateখখ) Paraxialগগ) Lateral plateঘঘ) Splanchnic mesodermউত্তর দেখুন ব্যাখ্যাMesoderm showing segmentation is - Paraxial
২২.Primary oocyte is produced duringকক) After pubertyখখ) Postnatal period before pubertyগগ) Prenatal periodঘঘ) None of aboveউত্তর দেখুন ব্যাখ্যাPrimary oocyte is produced during prenatal period.
২৪.Derivative of 3rd pharyngeal pouchকক) Tympanic cavityখখ) Auditory tubeগগ) Tonsilar fossaঘঘ) Thymusউত্তর দেখুন
২৫.Pulmonary trunk is derived fromকক) Truncus arteriosusখখ) Bulbus cordisগগ) Primitive ventricleঘঘ) Sinus venosusউত্তর দেখুন
২৬.Central tendon of diaphragm is developed fromকক) Pleuroperitonial membraneখখ) Dorsal mesentery of oesophagusগগ) Septum transversumঘঘ) Dorsal mesogastriumউত্তর দেখুন
২৭.When the zona pellucida are disappeared?কক) Allowing implantation to beginখখ) Allowing implantation to endগগ) Before blastocyst formationঘঘ) Duringmorula formationউত্তর দেখুন ব্যাখ্যাReference: Langman’s 13th; P-43
২৮.What is the normal site of implantation?কক) Fundus of uterusখখ) Anterior or posterior wall of the body of the uterusগগ) Internalos of the uterusঘঘ) Cornue of the uterusউত্তর দেখুন ব্যাখ্যাReference: Langman’s 13th; P-47
২৯.Definitive kidney develops fromকক) Pronephrosখখ) Mesonephrosগগ) Metanephrosঘঘ) Orthonephrosউত্তর দেখুন
৩০.Events of spermiogenesis excludesকক) Acrosome formationখখ) Nucleus condensationগগ) Neck, middle piece & tail formationঘঘ) Flagella formationউত্তর দেখুন ব্যাখ্যাFlagella formation is not a part of spermiogenesis.
৩১.Gametes are derived from -কক) Trophoblastখখ) Syncytotrophoblastগগ) Yolk sacঘঘ) Primordial germ cellsউত্তর দেখুন ব্যাখ্যাGametes are derived from Primordial germ cells
৩২.Site of spermatogenesis in male-কক) Seminal vesicleখখ) Seminiferous tubuleগগ) Vas deferensঘঘ) Epididymisউত্তর দেখুন ব্যাখ্যাSite of spermatogenesis in male- Seminiferous tubule