NEET2024ZoologyHuman ReproductionActual
Match List-I with List-II: array |l|l|l|l| & List I & & List II A. & Parturition & I. & Several antibodies for new-born babies B. & Placenta & II. & Collection of ovum after ovulation C. & Colostrum & III. & Foetal ejection reflex D. & Fimbriae & IV. & Secretion of the hormone hCG array Choose the correct answer from the option given below:
Options
- AA-III, B-IV, C-I, D-II
- BA-I, B-IV, C-II, D-III
- CA-II, B-III, C-IV, D-I
- DA-III, B-IV, C-II, D-I
Correct answer
A. A-III, B-IV, C-I, D-II
Step-by-step solution
The correct answer is option (1) as - Parturition is induced by a complex neuroendocrine mechanism. The signals for parturition originate from the fully developed foetus and the placenta that induce mild uterine contractions called foetal ejection reflex. - Placenta acts as an endocrine tissue and produces several hormones like hCG, hPL estrogens, progestogens, etc. - The milk produced during the initial few days of lactation is called colostrum that contains several antibodies absolutely necessary to develop resis