Human Reproduction Quiz 7 – Punjab Meritorious School Preparation Portal

Welcome to your 10th Sep Human Reproduction Quiz 7 CBT TEST

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Name

School Name with City

Phone Number

Which of the following statements is incorrect?

Placenta is formed by structures contributed by both mother and fetus

Cyclic menstruation is an indicator of normal reproductive phase

Relaxin facilitates parturition by softening bones of pubic symphysis

There is no mixing of maternal and foetal blood during foetal development

Find the odd one w.r.t germ layer which forms the following structures?

Gonads

Adrenal cortex

Kidneys

Iris muscle

In mammal’s embryo proper is formed from

Trophoblast

Inner cell mass

Cells of Rauber

Cytotrophoblast

During embryonic development of humans, second cleavage is completed after about

30 hours of fertilization

60 hours of fertilization

72 hours of fertilization

18 hours of fertilization

Part of decidua lying between chorionic villi and myometrium is

Decidua basalis

Decidua capsularis

Decidua vera

Decidua parietalis

Which of the following process does not occur after first trimester?

Cell division

Cell differentiation

Cell de-differentiation

Cell migration

Which of the following is correct regarding cleavage division?

Cleavage divisions are meiotic, resulting in formation of blastomeres

Cleavage divisions in mammals are slow and synchronous

During cleavage there is increase in DNA: cytoplasm ratio

Zona pellucida breaks after 3rd cleavage division

Which of the following events marks the beginning of gastrulation?

Differentiation of inner cell mass into epiblast and hypoblast

Formation of three germ layers

Formation of primitive streak

Formation of chorionic villi

Presence of which hormone is diagnosed in Gravidex test?

hCG

hPL

Chorionic thyrotropin

Estrogen

Implantation usually occurs at

Morula stage

Gastrula Stage

Blastocyst Stage

Zygote Stage

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