This document contains notes from a Gynecology class for a 3rd year BHMS student named Shubham Vasantrao Shinde. The notes cover topics like fundamental reproduction, types of reproduction including gametogenesis, spermatogenesis, oogenesis, ovulation and fertilization. It also discusses the menstrual cycle including menarche, menopause and the typical 28 day cycle. Stages of embryo development are outlined including formation of the heart at 1 month and major organ systems by 3 months.

1. Name- Shubham vasantrao shinde
Roll no – 24
Class – Third BHMS 2015 ( Summer 2023)
Sub – Gynecology
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2. FUNDAMENTAL OF REPRODUCTION
Reproduction is the biological process by which new individual organisms -
offspring produce from their parents
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3. TYPES OF REPRODUCTIONS
A. Gametogenesis
B. Spermatogenesis
C. oogenesis
D. ovulation
E. fertilization
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4. GAMETOGENESIS
The process involved in the maturation of the two highly specialized cells, spermatozoon in male and ovum in
female before they unit to form zygote, is called gametogenesis

5. TREE DIAGRAM
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6. OVULATION :-
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Ovulation is a process whereby a secondary oocyte is
released from the ovary following ruptureof a mature
Graafian follicle and becomes available for
conception.

7. FERTILIZATION :-
Fertilization is the process of fusion of the
spermatozoonwith the mature ovum.
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8. MENSTRUAL CYCLE :-
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❖ The cyclic changes occurringin reproductive system of females of primate mammals is called
Menstrual cycle.
❖ MENARCHE: -The first Menstruationbeginning at puberty.
❖ MENOPAUSE:- Ceasing of Menstrual cycle in the age of 50s.
❖ It is periodicallyrepeated on an average of 28/29 days.

9. TE INNER CELL MASS (EMBRYO) DIFFERENTIATES INTO THERE
LAYER:-
ECTODERM, MESODERM AND ENDODERM
❖ 1 month – heart is formed.
❖ 2 months – Limbs and digits are formed.
❖ (First trimester) 3 months – major organ systems are formed.
❖ 5 months – appearanceof hairs and the first movements of the foetus.
❖ (Second trimester) 6 months – body is covered with fine hair, eyelids separate, eyelashes are formed.
❖ 9 months – foetus is fully developed.
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10. THANKYOU
Presenter name:-Apurva vinod Bondre
Roll no. :- 01
Class:- 3rd BHMS (2015) Winter