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प्रश्न
Given below are the structural details of a human mammary gland:
- The glandular tissue in the breast has 15-20 clusters. of cells called alveoli.
- The milk is stored in the lumen of the alveoli.
- The alveoli join to form the mammary ducts.
- Mammary ampulla is connected to lactiferous ducts.
Choose the option that gives the correct detail of the human mammary gland.
पर्याय
(i) and (ii)
(ii) and (iii)
(ii) and (iv)
(i) and (iii)
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उत्तर
(ii) and (iv)
Explanation:
The glandular tissue in the breast has 15-20 clusters of cells called alveoli. The milk is stored in the lumen of the alveoli. The alveoli join to form mammary ducts. The mammary ampulla is not formed by the alveoli, but it is connected to the lactiferous ducts.
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संबंधित प्रश्न
Fill in the blank:
The time between fertilisation and birth is called _________.
The adjoining figure represents the female reproductive organ of the humans

(i) How does the human embryo developing in the uterus obtain its nourishment?
(ii) Which structure protects and nourishes the developing embryo?
(iii) Define ovulation.
Name the Following
The female copulatory organ in humans.
Multiple Choice Question:
Corpus luteum in mammals occurs in
The largest cell in the human body of a female is ______.
Which stage is followed after the secondary follicle stage?
Where does the ovum receive the sperm?
Extra-embryonic membranes of the mammalian embryo are derived from ______.
Read the following and answer from given below:
Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.
Identify the functions of LH.
- Release of a secondary oocyte from Graafian follicle.
- Stimulates corpus luteum to secrete progesterone.
- Stimulates estrogen formation.
- Promotes development of egg to form secondary oocyte.
Sketch and label - Graafian follicle.
