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प्रश्न
Draw a graafian follicle and label antrum and secondary oocyte.
Draw a neat and proportionate diagram of Graafian follicle and label oocyte and antrum.
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उत्तर
संबंधित प्रश्न
Name the function of the following:
Corpus luteum
Define Amenorrhea
Explain menstrual cycle in human females.
What is menstrual cycle? Describe it in brief.
Sketch the labelled diagram.
Menstrual cycle
Complete the following sentences with appropriate word:
The human gestation period is about ____________.
Write the answers to the following questions by observing the figure below.
- What does the figure above show?
- Which organs are involved in this process?
- Which hormones are involved in this process?
- After how many days do these changes happen again?
- Explain your opinion about the statement that a woman's body is impure while the above process is going on.
Explain the importance of cleanliness during the time of menstrual cycle in girls.
Answer the following type of question Assertion (A) and Reason (R).
(A) - Ovulation is the release of the ovum from the Graafian follicle.
(R) - It occurs during the follicular phase of the menstrual cycle.
In humans, the menstrual cycle is generally of ______.
Match the Columns.
| Column I | Column II | ||
| i. | Proliferative phase | a. | Breakdown of the endometrial lining |
| ii. | Secretory phase | b. | Follicular phase |
| iii. | Menstruation | c. | Luteal phase |
Calculate the number of spermatozoa produced by a single primary spermatocyte.
Which hormone is secreted by the developing secondary follicles?
The temporary endocrine gland in humans is ______.
____________ is transformed to corpus luteum during luteal phase of the menstrual cycle.
Corpus luteum develops under the influence of ______.
A biology student after studying the different levels of hormones during the menstrual cycle was comparing 2 subjects (Patients). A table was created after looking at the levels of hormones A and B for Subjects 1 and 2. Read the information in the table and answer the question that follows.
| HORMONE A | HORMONE B | |
| Subject 1 | Shows a peak on the 14th Day of the menstrual cycle. | Falls down during the luteal phase. |
| Subject 2 | Shows a peak on the 14th Day of the menstrual cycle. | The level is maintained high in the luteal phase. |
For subject 2 it is observed that the peak for hormone B has reached the plateau stage. After approximately how much time will the curve for hormone B descend?
In case the ova does not fertilize, which of the following events will take place?
Complete the table:
| Number | Type | No. of pairs | Region |
| C1C8 | Cervical | ______ | Neck |
| T1T12 | ______ | 12 pairs | ______ |
| L1L5 | Lumbar | ______ | Lower back |
| S1S5 | ______ | 5 pairs | ______ |
| CO1 | Coccygeal | ______ | ______ |
The first menstruation is called ______.
