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प्रश्न
Sketch the labeled diagram:
Menstrual cycle
उत्तर
Menstrual cycle
APPEARS IN
संबंधित प्रश्न
Which hormones regulate menstrual cycle?
The human female gonads are ovaries. A maturing egg in the ovary is present in a sac of cells called ______ (1). As the egg grows larger, the follicle enlarges and gets filled with a fluid and is now called the ______ (2) follicle. The process of releasing the egg from the ovary is called ______ (3). The ovum is picked up by the oviducal funnel and fertilization takes place in the ______ (4). In about a weak the blastocyst gets fixed in the endometrium of the uterus and this process is called ______ (5).
Give appropriate terms for each of the following process:
Fixing of developing zygote (blastocyst) on the uterine wall.
Give Technical Term:
The phase in the menstrual cycle in which the remnant of a follicle in the ovary turns to corpus luteum.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Menarche is the stoppage of menstruation.
Explain the various phases of the menstrual cycle.
The temporary endocrine gland in humans is ______.
Calculate the expected date of ovulation, if in a normal menstruating woman, gets her menses on 5th April.
Secretion of progesterone by corpus luteum is initiated by ______.
Proliferative phase of menstrual cycle, is also called ______.
Exit from the cell cycle and remain dormant for long time by a cell is represented by one of the following phases of the cell cycle:
Menstruation normally occurs once in ______.
The main function of mammalian corpus luteum is to produce ______.
The secretory phase in the human menstrual cycle is also called:
The growth of corpus luteum is initiated by:
At which stage of the menstrual cycle, both LH and FSH are high?
Write a short note on Secretory Phase.
Given below is the diagram depicting the menstrual cycle in human beings. Study it carefully and answer the questions that follow.
- Which phases are indicated by ‘C’ and ‘D’?
- Name the structures labelled ‘F’. What is its role?
- Explain the changes in the level of progesterone during phases ‘C’ and ‘D’.
- Which hormone present in the urine confirms pregnancy in human beings?
- Identify the structure labelled ‘E’. Name the hormone released by it.
Complete the following table by writing the name of the structure or the function of the given structure:
| Structure | Function | ||
| 1. | Corpus luteum | 1. | ______ |
| 2. | ______ | 2. | Produces male gametes in mass |
| 3. | Leydig cells | 3. | ______ |
| 4. | ______ | 4. | Stores the sperms until they mature and become mobile |
| 5. | Umbilical cord | 5. | ______ |
| 6. | Fallopian tube | 6. | ______ |
