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Question
What is colostrum? How is milk production hormonally regulated?
Solution
The first fluid which is released from the mammary gland after childbirth is called the colostrum. Milk production from the alveoli of the mammary gland is stimulated by prolactin secreted from the anterior pituitary. The ejection of milk is stimulated by the posterior pituitary hormone oxytocin.
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RELATED QUESTIONS
Fertilization is ______ in humans.
______ is the first secretion from the mammary gland after childbirth.
Prolactin is a hormone produced by ______.
Match the following terms with their respective meanings.
| a) Parturition | - | 1) The duration between pregnancy and birth |
| b) Gestation | - | 2) Attachment of zygote to the endometrium |
| c) Ovulation | - | 3) Delivery of baby from a uterus |
| d) Implantation | - | 4) Release of an egg from Graafian follicle |
How does a developing embryo get its nourishment inside the mother's body?
Name the hormone responsible for the vigorous contractions of the uterine muscles.
LH is secreted by the posterior pituitary.
