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The Female Reproductive System

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  THE FEMALE REPRODUCTIVE SYSTEM  Q-1: Identify parts labeled 1, 2, 3, 4, 5 and 6 above. Oviduct or fallopian tube Ovary Uterus  Endometrium Cervix Vagina Q-2: What are the functions of Oviduct, Ovary, Uterus, Cervix, Vagina and Endometrium? Oviduct (Fallopian Tube) : Site for fertilization Transports ovum(eggs) from ovary to uterus Ovary : Produces ova(egg) Produces female sex hormones Uterus : Supports fetal development Contracts during childbirth Sheds lining during menstruation Endometrium : Lines the uterus Thickens during menstrual cycle Sheds during menstruation For fertilized egg implantation Cervix : Produces mucus Passage for sperm to enter uterus during intercourse  Dilates during childbirth Vagina : Receives penis during intercourse Serves as birth canal (Passage for a baby during birth) Study the diagram below:   Female Reproductive System Other Questions: Q-3: What are the functions of Rectum, Anus and Urinary bladder? Digestive Organs Rectum : Sto...
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Fertilization and embryo development

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Fertilization and embryo development  What is fertilization in humans? Answer: Combining of sperm and ovum nuclei. Where does fertilization typically occur? Answer: In the oviducts. What happens to unused sperm cells? Answer: They remain outside the ovum. What is the result of fertilization? Answer: Formation of a zygote. What is an embryo? Answer: Early stage of development before main body structures form. How long does the embryonic stage last? Answer: Until the end of the eighth week of pregnancy. What is the cell membrane? Answer: A thin layer on the outside of a cell. What is a zygote? Answer: A cell formed by combining sperm and ovum(egg) nuclei. What happens to the zygote as it moves along the oviduct? Answer: It divides to form 2, 4, 8, 16, ... cells. How long does it take for the zygote to develop into a hollow ball of cells? Answer: Between three and seven days. Where does the hollow ball of cells eventually reach and enter? Answer: The uterus. What happens if the hollow...
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ABOUT PUBERTY

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  ABOUT PUBERTY Here are the questions and answers with brief responses: Q1: What is puberty? A1: Puberty is when the reproductive system matures. Q2: Which gland triggers puberty? A2: A gland close to the brain. Q3: What are hormones? A3: Chemical substances acting as messenger molecules. Q4: What are primary sex hormones? A4: Testosterone (males), oestrogen and progesterone (females). Q5: At what age does puberty start? A5: Girls (10-11), boys (11-12). Q6: What are the first changes in boys during puberty? A6: Pubic hair growth, penis enlargement, testicle growth. Q7: What is a nocturnal emission? A7: Ejaculation due to a sexually exciting dream. Q8: How do diet and climate affect puberty? A8: They can influence overall health and development. Q9: Why do people develop differently during puberty? A9: Genetics, diet, climate, and social conditions. Q10: How does puberty prepare the body for reproduction? A10: Maturation of reproductive organs and development of secondary sexual ch...
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