Science 5 Review Questions - September 2024 PDF

**Write the letter that corresponds to the correct answer.** **1. Why is the penis very sensitive**? a\) it is not covered with skin b\) it contains many blood vessels c\) it contains numerous nerve endings d\) it is made of delicate and soft tissues **2. The external female reproductive organ...

**Write the letter that corresponds to the correct answer.** **1. Why is the penis very sensitive**? a\) it is not covered with skin b\) it contains many blood vessels c\) it contains numerous nerve endings d\) it is made of delicate and soft tissues **2. The external female reproductive organs include** a\) ovary, fallopian tubes and uterus b\) hymen, vaginal opening and uterus c\) vaginal opening, labia majora and clitoris d\) hymen, ovaries, clitoris, vagina and mon pubis **3. The male sex hormone is called \_\_\_\_\_** a\) estrogen c) semen b\) progesterone d) testosterone **4. On the average, how long is one menstrual cycle?** a\) 7 days c) 21 days b\) 14 days d) 28 days **5. The process in which the sperm and the egg cells unite inside the fallopian tube and form a single cell is called\_\_** a\) blastocyst c) marula b\) fertilization d) zygote **6. At 10 weeks, the embryo is already called \_\_\_\_\_\_** a\) blastocyst c) marula b\) fetus d) zygote **7. How many weeks a fetus can be born?** a\) 20 weeks c) 32 weeks b\) 28 weeks d) 36 weeks **8. Which hormone provides temporary nourishment to the embryo?** a\) luteinizing hormone (LH) b\) follicle -- stimulating hormone (FSH) c\) human chorionic gonadotropin (hCG) d\) gonadotropin -- releasing hormone (GnRH) **9. Which menstrual phase is not correct?** a\) luteal uterus become thicker b\) menstrual production of Hcg c\) follicular ovaries produce estrogen d\) ovulation egg cell is released from the ovary **10. When does the bronchioles of a fetus start to develop?** a\) 12 weeks c) 24 weeks b\) 16 weeks d) 32 weeks **11. Babies born before the ninth month are called \_\_\_\_\_\_** a\) advance c) preliminary b\) fetus d) premature **12. Which does not show proper care for the reproductive organs?** a\) wash the genitals with mild soap b\) eat the right kind of food and take vitamins c\) use clean underwear and change it every week d\) girl should use sanitary napkin during menstruation **13. Which change characterizes puberty in male?** a\) growing taller c) deepening of the voice b\) widening of the hips d) ability to play contact sports **14. Which of the following pairings does not show correct analogy?** a\) ovaries; female; testes; male b\) female; progesterone; male testosterone c\) ovulation; release of egg; fertilization; attachment to the uterus d\) epididymis; storage of sperm; vas deferens; transport to the urethra **15. What correct sequence of events follows after a menstruation?** a\) sperms may meet and fertilize the egg in the fallopian tube b\) the egg travels down the fallopian tube as the uterus thickens c\) the luteinizing hormone stimulates the ovary to release a mature egg d\) if fertilization is unsuccessful the lining of the uterus breaks down and bleeding follows a\) A,B,C and D c) C, B, A, and D b\) B, C, D and A d) D, B,A, and C **Explained:** 1\. What major organs differentiate male and female reproductive system? Cite three and describe each. 2\. What happens to the egg cells when no fertilization occurs? 3\. How important is fertilization in human reproduction? 4\. How you should you take care of your reproductive system? 5\. What changes happen in the male and the female body during puberty? 6\. What makes the fallopian tube an important part of the female reproductive system? 7\. How is the menstrual cycle affected by the pituitary gland? 8\. What are the male and female sex hormones? 9\. What is the function of the uterus for females? 10\. How do dysmenorrhea and amenorrhea differ? 11\. What are the changes that occur during puberty? 12\. What are the stages of fetal growth and development? 13\. What are the parts and functions of the reproductive system? **NAME THE PARTS OF THE REPRODUCTIVE SYSTEM OF FEMALE** C:\\Users\\TATA\\Documents\\VON\_SCIENCE 5 REVIEW \_ SEPTEMBER 2024\\FEMALE REPRODUCTIVE SYSTEM 1 \_ BLANK.jpg  **NAME THE PARTS OF THE REPRODUCTIVE SYSTEM OF MALE** C:\\Users\\TATA\\Documents\\VON\_SCIENCE 5 REVIEW \_ SEPTEMBER 2024\\MALE REPRODUCTIVE SYSTEM 1 \_ BLANK.jpg **FILL IN THE BLANK AND CHOOSE THE ANSWER:** **Umbilical cord Embryo Placenta Fertilization Testes Penis testosterone Epididymis Vas deferens** **Semen Nocturnal emission Shaft Glans Scrotum Urethra Vulva Mons pubis Vagina Clitoris** **Labia Canal Ovaries Zygote Uterus Endometrium Dysmenorrhea Amenorrhea Menstruation** **\_\_\_\_\_\_ 1. Which are two oval organs that hang behind the penis.** **\_\_\_\_\_\_ 2. A long tube connecting the epididymis to the penis.** **\_\_\_\_\_\_ 3. Is the external reproductive system of male.** **\_\_\_\_\_\_ 4. Sperm cells or sperms and the sex hormone called \_\_\_\_** **\_\_\_\_\_\_ 5. Which is a long coiled tube that temporarily stores sperms.** **\_\_\_\_\_\_ 6. The mixture of seminal fluid and sperm.** **\_\_\_\_\_\_ 7. Occurs at night when a boy releases semen during sleep.** **\_\_\_\_\_\_ 8. That serves a passageway for the semen and urine which come out of the male's body through the** **opening at the tip of the glans.** **\_\_\_\_\_\_ 9. Is a pouch of skin that protects the testes.** **\_\_\_\_\_\_ 10. The head of the penis and is very sensitive because it contains many nerve endings.** **\_\_\_\_\_\_ 11. Are the main organs of the female reproductive system and the pair of ovaries lies inside the pelvic** **\_\_\_\_\_\_ 12. Located between the labia that carries urine from the urinary bladder to the outside of the body and** **called *urethra*.** **\_\_\_\_\_\_ 13. Are the pairs of skin flops around the vaginal opening.** **\_\_\_\_\_\_ 14. Is a small sensory organ of a female.** **\_\_\_\_\_\_ 15. Is the opening of the female reproductive system and where the sperm cells enter the female** **\_\_\_\_\_\_ 16. A fleshly area located above the top of the vagina.** **\_\_\_\_\_\_ 17. The external part of the female reproductive system.** **\_\_\_\_\_\_ 18. is a hollow pear -- shaped organ where the developing zygote stays for nine months before it is born.** **And also commonly known as the *womb*.** **\_\_\_\_\_\_ 19. During fertilization, a sperm cell unites with the egg cell inside the fallopian tube and they form a** **single cell.** **\_\_\_\_\_\_ 20. Are the main organs of the female reproductive system and the pair of ovaries lies inside the pelvic** **\_\_\_\_\_\_ 21. Is the process in which the sperm and the egg cells unite inside the fallopian tube.** **\_\_\_\_\_\_ 22. Cord serves as the lifeline between the embryo and the mother.** **\_\_\_\_\_\_ 23. The developing zygote for two weeks after fertilization.** **\_\_\_\_\_\_ 24. Is made up of membranes and blood vessels that connect the uterus to the developing embryo.** **\_\_\_\_\_\_ 25. is a process when the zygote reaches the uterus, if continues to divide to become a blastocyst that attaches to**