Progesterone and Its Functions
Trending Questions
- corpus luteum, follicular stimulating hormone
- corpus luteum, progesterone
- graafian follicle, estrogen
- graafian follicle, progesterone
Name the hormone secreted by the Graafian follicle.
Which hormone is responsible for ovulation?
LH
Testosterone
Estrogen
FSH
- High concentration of Estrogen
- Low concentration of FSH
- Low concentration of LH
- High concentration of Progesterone
Secretion of progesterone by corpus luteum is initiated by
thyroxine
testosterone
LH
MSH
- External theca
- Granulosa cells
- Zona pellucida
- Corona radiata
Column 1 | Column 2 |
p. Glucagon | 1. Corpus luteum |
q. Testosterone | 2. β-cells |
r. Insulin | 3. Androgen |
s. Progesterone | 4. α-cells |
- p-3, q-2, r-4, s-1
- p-4, q-1, r-2, s-3
- p-1, q-3, r-4, s-2
- p-4, q-3, r-2, s-1
Which organ does not produce hormones?
- The Leydig cells or interstitial cells, which are present in the intertubular spaces in the testis, produce a group of hormones called androgens, mainly testosterone.
- After ovulation, the ruptured ovarian follicle is converted to a structure called corpus luteum, which secretes mainly estrogen.
- Androgens regulate the development, maturation and functions of the male accessory sex organs like epididymis, vas deferens, seminal vesicles, prostate gland, urethra etc.
- Progesterone supports pregnancy and acts on the mammary glands and stimulates the formation of alveoli and milk secretion.
- Anterior pituitary
- Posterior pituitary
- Pineal gland
- Thymus
Alloxan treatment destroys:
Leydig cells
STH cells
β-cells of islets of Langerhans
Sertoli cells
- Guide the entry of pollen tube
- Recognize the suitable pollen at stigma
- Stimulate division of generative cell
- Produce nectar
- Progesterone
- hCG
- Estrogen
- Thyroxine
Which hormone is necessary for the formation of the placenta?
- Progesterone
- Estradiol
- Estrogens
- (B) & (C) both are correct
During pregnancy corpus luteum continues to secrete estrogen which helps in maintaining pregnancy
- true
- false
- hCG
- hPL
- Prolactin
- Estrogen
- Corpus luteum
- Thyroid
- FSH
- None of the above
- Oxytocin
- Inhibin
- Protection
- Progesterone
- Testes
- Ovary
- Liver
- Pancreas
- Oestrogen
- Androgen
- Progesterone
- Gestron
- Islets of Langerhans
- Pineal body
- Corpus luteum
- Corpus allata
- corpus luteum, follicular stimulating hormone
- graafian follicle, progesterone
- corpus luteum, progesterone
- graafian follicle, estrogen
- Estrogen
- Progesteron
- Prolactin
- Both A and B
Given below are four methods (A-D) and their modes of action (i) - (iv) in achieving contraception. Select their correct matching from the four options which follow.
A-(iii), B-(iv), C-(i), D-(ii)
A-(iii), B-(i), C-(iv), D-(ii)
A-(ii), B-(iii), C-(i), D-(iv)
A-(iv), B-(i), C-(ii), D-(iii)
- an enzyme for digesting proteins.
- a hormone to initiate uterine contraction.
- an amino acid which may be the cause of alkaptonuria.
- a hormone concerned with the maintenance of pregnancy.
- Gastrin
- GH
- Progesterone
- ACTH
a fertilised egg?
Mention the exact location of Islets of Langerhans__________________.