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How do the pills work ? (i) Inhibit ov...

How do the pills work ?
(i) Inhibit ovulation and implantation
(ii) Alter the quality of cervical muscus to prevent or retard the entry of sperms
(iii) Inhibit spermatogenesis

A

(i), (ii) and (iii)

B

(i) and (ii)

C

(ii), (iii) and (iv)

D

(iii) and (iv)

Text Solution

Verified by Experts

The correct Answer is:
B
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Explore conceptually related problems

The correct statements about the working or oral pills are : (i) Inhibit ovulation and implantation (ii) Alter the quality of cervial mucus to prevent or retard the entry of sperms (iii) Inhibit spermatogensis

Which contraceptive method inhibit ovulation and implantation as well as after the quality of cervical mucus to prevent/retard entry of sperm?

Diaphragms, cervical caps and vaults prevent conception by (a) increasing phagocytosis of sperm within uterus (b) suppressing sperm motility (c) inhibiting ovulation and implantation (d) blocking the entry of sperm through the cervix

Diaphragms are contraceptive devices used by the females. Choose the correct option from the statements given below (i) They are introduced into the uterus (ii) They are placed to cover the cervical region (iii) They acts as physical barriers for sperm entry (iv) They act as spermicidal agents.

Diaphragms are contraceptive devices used by the females. Choose the correct option from the statements given below (i) They are introduced into the uterus (ii) They are placed to cover the cervical region (iii) They acts as physical barriers for sperm entry (iv) They act as spermicidal agents.

Diaphragms are contraceptive devices used by the females. Choose the correct option from the statements given below (i) They are introduced into the uterus (ii) They are placed to cover the cervical region (iii) They acts as physical barriers for sperm entry (iv) They act as spermicidal agents.

(a) Name the hormone that initiates spermatogenesis in humans. Describe the process of spermatogenesis in spermatogenesis in sequence mentioning the ploidy of the cells at each step. (b) Draw the diagram of a mature human sperm and label the parts that : (i) helps it reaching to the ovum . (ii) providing energy for it to reach the ovum. (iii) helping it to gain entry into the ovum.

How many of the given statements are incorrect ? I. The cavity of the cervix is called cervical canal which along with vagina forms the birth canal. II. Spermatogenesis starts at the age of puberty. III. At puberty, only 60,000-80,000 primary follicles are left in female body. IV. In the early phase of pregnancy, a hormone called relaxin is also secreted by the ovary.

Given below are diagrams showing the different stages in the process of fertilisation of an egg in the human female reproductive tract. Study the diagrams and answer the questions (i) Arrange the letters given below each diagram in a logical sequence to show the correct order in the process of fertilisation. (ii) Where does fertilisation normally take place? What is 'Implantation' that follows fertilisation ? (iii) Mention the chromosome number of the egg and zygote in humans. (iv) Explain the term 'Gestation'. How long does Gestation last in humans ? (v) Draw a neat, labelled diagram of a mature human sperm.

AAKASH SERIES-REPRODUCTIVE HEALTH -EXERCISE-I (POPULATION EXPLOSION & BIRTH CONTROL )
  1. Which of the following is not a characteristic of an ideal contracepti...

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  2. Which of the following are the drawbacks of the IUDs ? (i) Their spo...

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  3. How do the pills work ? (i) Inhibit ovulation and implantation (ii...

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  4. Multiload device contains

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  5. Which of the following figures shows tubectomy?

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  6. Identify the figures of the contraceptives given below and select the ...

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  7. Which of the following contraceptive methods has poor reversibility ?

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  8. Which of the following statements are correct regarding surgical metho...

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  9. Which of the following contraceptives are implanted under the skin ?

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  10. What of the following statements are correct about Saheli"? i) Develop...

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  11. Which of the following is a method of traditional contraception?

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  12. According to 2001 census, the population growth rate was

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  13. Select the correct statement(s) regarding IUDs out of the following

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  14. The birth control device used by women is

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  15. Which of the following is not a barrier?

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  16. Read the given statements and select the correct option Statement 1 ...

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  17. What would happen if the vas deferens is tied up through a small incis...

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  18. most effective contreaceptive method for ladies is

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  19. Match the following.

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  20. Tubectomy prevents pregnancy by

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