Hormonal Control Of Reproduction

15 Questions | By Svyns | Last updated: Mar 21, 2022 | Total Attempts: 1229

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Hormones involved in repro

Questions and Answers

1.

Where do FSH, LH and prolactin get released from
- A.
  
  Pituitary Gland
- B.
  
  Ovaries
- C.
  
  Uterus
2.

What hormones do the ovaries secrete?
- A.
  
  Oestrogen
- B.
  
  Progesterone
- C.
  
  Inhibin
- D.
  
  Relaxin
- E.
  
  Oxytocin
- F.
  
  FSH
- G.
  
  LH
3.

What hormones do the testes secrete?
- A.
  
  Oestrogen
- B.
  
  Progesterone
- C.
  
  Inhibin
- D.
  
  Relaxin
- E.
  
  Testosterone
- F.
  
  FSH
- G.
  
  LH
4.

What hormones are also released by the placenta?
- A.
  
  Progesterone
- B.
  
  Testosterone
- C.
  
  Oestrogen
- D.
  
  Chorionic Gonadotrophin
- E.
  
  LH
5.

WHich of these are features of reproductive hormones?
- A.
  
  Act in large quantities
- B.
  
  Act in minute quantities
- C.
  
  Have short half lives - so released continuously or in cycles
- D.
  
  Bind to specific receptors
- E.
  
  Last a long time
- F.
  
  Are non-specific
6.

What three general areas are the actions of OESTROGEN involved in?
- A.
  
  Preparation for mating
- B.
  
  Preparation for birth
- C.
  
  Preparation for pregnancy
- D.
  
  Mammary growth
7.

What hormone is involved with release of pheremones and vaginal secretions?
- A.
  
  Oestrogen
- B.
  
  Progesterone
- C.
  
  Prolactin
- D.
  
  Cortisol
8.

Which hormone causes release of progesterone?
- A.
  
  Oestrogen
- B.
  
  Prolactin
- C.
  
  Prostaglandin
9.

Which of these does Progesterone cause?
- A.
  
  Prepares Uterus for pregnancy
- B.
  
  Increases uterine secretions
- C.
  
  Closes the cervix
- D.
  
  Opens the cervix
- E.
  
  Reduces Uterine contractions
- F.
  
  Increases Uterine contractions
- G.
  
  Prepares mammary glands for partruition by enlargement and preparing for lactation
10.

Where is Prolactin secreted from?
- A.
  
  Anterior Pituitary Gland
- B.
  
  Mammary Gland
- C.
  
  Ovaries
11.

What hormone is secreted by the foetus at the end of the pregnancy in response to stress?
- A.
  
  Cortisol
- B.
  
  Relaxin
- C.
  
  Oxytocin
- D.
  
  Inhibin
12.

What is progesterone converted to by enzymes released by the effects of Cortisol?
- A.
  
  Oestradiol
- B.
  
  Progestradiol
- C.
  
  Oestradilo
13.

What hormone causes lysis of Corpus Luteum and Uterine Contractions?
- A.
  
  Prostaglandin
- B.
  
  Prolactin
- C.
  
  Cortisol
- D.
  
  Ocytocin
14.

What hormone is released due to FERGUSON's REFLEX when the foetus is pushed caudally and stimulates further MYOEMTRIAL contractions....
- A.
  
  Prostaglandin
- B.
  
  Prolactin
- C.
  
  Cortisol
- D.
  
  Oxcytocin
15.

What does Inhibin (Secreted from Ovaries) do?
- A.
  
  Inhibit FSH and GnRH
- B.
  
  Stimulate FSH and GnRH production