During oogenesis, a primary oocyte is arrested in which stage of meiosis until puberty?
Metaphase II
Prophase I
Anaphase I
Telophase I
Related Questions
Mammary glands are modified
Sweat gland
Sebaceous gland
Lacrimal gland
Endocrine gland
Which of the given option maintains?
I. Endometrium wall
II. Pregnancy
Graafian follicle
Secondary oocyte
Corpus luteum
Corona radiata
How many of the items given below in box belongs to human male reproductive system? Seminal vesicles, Glans penis, Prostate gland, Infundibulum, Foreskin, Hymen, Mons pubis
Six
Four
Two
Three
Why is colostrum, the first milk produced after childbirth, crucial for newborn infants?
It is easily digestible and provides essential nutrients.
It helps establish gut microbiota.
It provides essential antibodies for passive immunity.
It helps regulate the infant's sleep cycle.
Assertion: Fluctuations in estrogen and progesterone levels are crucial for regulating the pulsatile release of GnRH in females.
Reason: GnRH pulse frequency directly controls the release of FSH and LH from the anterior pituitary, which are essential for follicular development and ovulation.
Both A and R are true and R is the correct explanation of A
Both A and R are true but R is NOT the correct explanation of A
A is true but R is false
A is false but R is true
Circulating levels of which hormones exert the primary control over the frequency of GnRH pulses in the female reproductive system?
Insulin and Glucagon
Cortisol and Aldosterone
Estrogen and Progesterone
Growth Hormone and Thyroid Hormone
Each ovary is bout 2-4 cm in length connected to the …A… wall by …B… Each ovary is covered by a thin epithelium which encloses the ovarian stroma. Stroma is divided into two zones …C… and …D… Fill the suitable choices for A to D
A- Pelvic, B- Ligament, C- Cortex, D- Medulla
A- Uterine, B- Tendon, C- Medulla, D- Cortex
A- Abdominal, B- Muscle, C- Epithelium, D- Stroma
A- Cervical, B- Cartilage, C- Endometrium, D- Myometrium
Relaxin (a hormone) is secreted by
Placenta
Ovary
Anterior lobe of pituitary
Posterior lobe of pituitary
Which of the following statements correctly describes the function of inhibin?
It selectively inhibits the secretion of FSH.
It stimulates the secretion of both FSH and LH.
It selectively inhibits the secretion of LH.
It stimulates the secretion of GnRH.
Milk secreted from the cells of alveoli of mammary lobes reaches nipples through lactiferous duct (L) mammary duct (M), mammary tubule (T), and mammary Ampulla (A) in the following order
T → M → A → L
M → T → A → L
A → T → M → L
L → A → M → T
