Reproductive System Flashcards Preview

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Flashcards in Reproductive System Deck (33)
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1
Q

Gonadal sex is determined by what factor?

A

Testis determining factor in SRY gene on Y chromosome

2
Q

Induces masculine differentiation of mesonephric ducts

A

Testosterone

3
Q

What cells secrete androgenic hormones on the 8th wk AOG

A

Leydig/ interstitial cells

4
Q

Cells secreting mullerian inhibiting hormone

A

Sertoli cells

5
Q

Other term for mesonephric duct

A

Wolfian duct

6
Q

Other term for paramesonephric duct

A

Mullerian duct

7
Q

Derivatives of wolffian duct

A

Epididymis
Vas deferens
Ejaculatory duct

8
Q

All primary oocytes are formed by what AOG?

A

5 mos AOG

9
Q

First meiotic division of an oocyte happens on___

A

ovulation

10
Q

Second meiotic division of an oocyte occurs at ____

A

Fertilization

11
Q

Nondisjunction resulting in 24 single chromosome

A

Trisomy

12
Q

Nondisjunction resulting in 22 single chromosome

A

Monosomy

13
Q

47 XXY

A

Klinefelter’s syndrome

14
Q

45, XO

A

Turner’s syndrome

15
Q

Proteolytic enzyme in acrosome reaction

A

Acrosin

16
Q

Series of mitotic divisions of the zygote

A

Cleavage

17
Q

Implantation occurs what day after fertilization?

A

Day 7

18
Q

Blastomeres turn to morula after ___

A

3 days

19
Q

Morula turns to blastocyst after ___

A

5 days of age

20
Q

Ampulla of vas deferens joining the seminal vesicle forms what?

A

Ejaculatory duct

21
Q

Lymphatic drainage of epididymis

A

Lumbar

22
Q

Capsule surrounding testis

A

Tunica albuginea

23
Q

Calcified secretions in prostate gland

A

corpora amylacea

24
Q

BPH commonly occurs in what zone?

A

Periurethral zone

25
Q

Adenocarcinomas of the prostatic gland commonly occurs in what part?

A

Peripheral part

26
Q

Narrowest portion of the fallopian tube

A

Isthmus

27
Q

Cells that provides nourishment for fertilized ovum

A

Peg cells

28
Q

Blood supply of the uterus

A

Uterine and ovarian a.

29
Q

Phases of menstrual cycle

A

Proliferative

Secretory

30
Q

Phases of ovarian cycle

A

Follicular

Luteal

31
Q

4 fornices of the vagina

A

anterior
posterior
right lateral
left lateral

32
Q

AOG when the mesenchyme produces genital tubercle

A

4th wk

33
Q

Sexual morphological characteristic begin to develop on what AOG?

A

7th week