Question

your final answers to the Scantron Answer Sheet. 1. Which of the following processes are required for pregnancy and takes place in the first eight gestational days or less A. ovulation B. fertilization C. implantation D. all of the above E. choice A and B 2. The embryonic period initially starts in the first gestational week A. true B. false 3. Blood pregnancy test or human chorionic gonadotropin is positive in the 2nd gestational week A. true B. false 4. Birth control pills can block which of the following processes A. ovulation B. fertilization C. implantation D. all of the above E. none of the above When the sperm nucleus binds with the nucleus of the ovum immediately after it exits the ovary, you have an abdominal zygote which is incompatible wit A true B. false 5. h a successful pregnancy Release of estrogen and progesterone is a function of FSH and LH A. true B. false 6. 7. The vaginal tract is alkaline A true B. false Normal levels of ejaculate fluid contains which of the following A prostaglandin B. glucose C. 70 million spermatozoa 8. D. E. all of the above none of the above

Answer 1

Answer : E) ovulation and fertilization both are required for pregnancy

Sperm can survive up to 5 days in the fallopian tube ,so when ovulation occurs ,sperm can reach the ovum

For the fertilization process it will take 6 to 10 days .

Implantation occurs after the fertilization .

2) b)false ,embryonic stage start from 3 rd week to 8 th week .

3) a)true , blood pregnancy and hcg test positive in 2 gestational week , because there will be high levels of hcg in early months of gestational age .

4) c) all the above , birth control pills can able to stop the ovulation ,fertilization and implantation .