Question

Identiy the human development stage shown below as well as the related right place of its occurence in a normal pregnant woman and select the right option for the two, together

• A. Developmental stage - Late morula, Site of occurence - middle part of Fallopian tube
• B. Developmental stage - Blastula , Site of occurence - end part of Fallopian tube
• C. Developmental stage - Blastocyst , Site of occurence - uterine wall
• D. Developmental stage - $8$ celled morula , Site of occurence - starting point of Fallopian tube

Answer 1

The correct option is C Developmental stage - Blastocyst , Site of occurence - uterine wall

The developmental stage is the blastocyst stage of the embryo, during which the cells of the embryo are differentiated into the outer trophoblast layer and an inner mass of rounded cells called the inner cell mass. During this stage the embryo gets implanted in the uterine endometrium. So, the correct option is 'Developmental stage - Blastocyst , Site of occurence - uterine wall'.