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NS 6º Human reproduction

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  • FERTILISATION: is the process where ONLY ... combines and fertilizes THE OVA
    ONE SPERM
  • The testicles are PROTECTED BY THE ...
    SCROTUM
  • SEMINAL VESICLES: GLANDS that produce ...
    SEMEN
  • Fertilisation: 5º BIRTH: Pregnancy lasts ... weeks or 9 months
    40 WEEKS
  • UTERUS: The part that leads to the vagina is the ...
    CERVIX
  • PENIS: contains the ... , a long tube
    URETHRA
  • Fertilisation: 3º EMBRYONIC DEVELOPMENT: Once implantation occurs, the zygote BECOMES AN ...
    EMBRYO
  • In BOYS, PUBERTY IS CAUSED when the TESTICLES START PRODUCING the hormone called ...
    TESTOSTERONE
  • The ... CONNECTS the foetus with its mother and its job is to provide food,oxygen and excrete waste.
    UMBILICAL CORD
  • SCROTUM: a BAG OF SKIN that ... and ... the TESTICLES
    SURROUNDS and PROTECTS
  • Humans have ... stages of life:
    6
  • In boys. Three examples of SECONDARY SEXUAL CHARACTERISTICS
    Boys grow taller, fill out, facial hair, armpit hair, oily skin, Adam’s apple develops, pubic hair, deeper voice, spots (Acne), broad shoulders, …
  • Changes in the sexual development are called ...
    PUBERTY
  • When women have NO EGGS LEFT around the AGE OF 45-50 is called ...
    MENOPAUSE
  • The ... and ... travel outside of the body through the urethra.
    Urine and sperm
  • We receive ... of our genes from the female sex cell
    HALF
  • ... occurs when an egg (or ovum) MATURES and leaves the ovary.
    OVULATION
  • ONE SPERM combines and fertilizes THE OVA, creating a ....
    ZYGOTE
  • In girls, PRIMARY SEXUAL CHARACTERISTICS: ... begins and is the most important change in puberty
    MENSTRUATION
  • ... is a liquid that helps sperm to travel through two tubes called vas deferens to the seminal vesicles
    Semen
  • A BABY is PRODUCED when ... from an ADULT MALE (MAN) and ADULT FEMALE (WOMAN) come together
    SEX CELLS
  • In girls. three exampls of SECONDARY SEXUAL CHARACTERISTICS:
    Girls grow taller, armpit hair, oily skin, breasts and mammary glands develop, pubic hair, body fills out and becomes curvy, spots (Acne),
  • Fertilisation: 2º ... : After fertilization the ZYGOTE divides rapidly, TRAVELS TO THE UTERUS WALL and ATTACHES TO IT
    IMPLANTATION
  • In GIRLS, PUBERTY IS CAUSED when the OVARIES to START PRODUCING the hormones ... and ...
    OESTROGEN and PROGESTERONE
  • If fertilization does not happen, the OVUM LEAVES THE BODY THROUGH THE VAGINA WITH some extra BLOOD. This is called ....
    MENSTRUATION
  • In girls. ... : LONG CANAL that leads to the OUTSIDE of the body
    VAGINA
  • The foetus floats in a ... that protects him and receives oxygen from the mother's placenta.
    SAC OF AMNIOTIC FLUID
  • PRIMARY SEXUAL CHARACTERISTICS: ...
    Reproductive organs you are born with
  • GIRLS REACH PUBERTY BETWEEN ... and ... YEARS
    10 AND 15
  • ... : two tubes that carry sperm toward the seminal vesicles and penis.
    VAS DEFERENS
  • ... : They CONNECT the ovaries to the uterus
    FALLOPIAN TUBES
  • UTERUS: has ... walls where the embryo / foetus develops.
    Muscular
  • Once every ... DAYS, OVULATION occurs
    28
  • Humans must go through the changes of ... to develop into an ADULT.
    PUBERTY
  • In boys, puberty begins between the ages of ...
    10 and 16
  • Women and men have DIFFERENT EXTERNAL and INTERNAL ...
    REPRODUCTIVE ORGANS
  • UTERUS: It is called ...
    WOMB
  • We receive HALF of our genes from the female sex cell and the ... from the male sex cell
    HALF
  • Fertilisation: 5º BIRTH: Pregnancy lasts 40 weeks or ... months
    9
  • OVARIES: ... are PRODUCED HERE
    Female sex cells (called OVA)
  • Some MALE REPRODUCTIVE ORGANS are located ...
    OUTSIDE OF THE BODY
  • An ... is a FEMALE SEX CELL
    OVUM
  • ... : physical changes that appear during puberty
    SECONDARY SEXUAL CHARACTERISTICS
  • Babies ARE BORN ...
    HEAD FIRST
  • The ... is the system that enables us to reproduce
    REPRODUCTIVE SYSTEM
  • SPERM: are ... with circular head and long tail to travel long distances to reach the female sex cell
    MALE SEX CELLS
  • All cells contain ... or ...
    GENETIC INFORMATION OR GENES
  • The ... is an organ that grows inside the uterus
    PLACENTA
  • TESTICLES: ... and ... SPERM
    Produce and store
  • The FEMALE REPRODUCTIVE ORGANS are located ... .
    Inside the body, in the lower abdomen
  • TESTOSTERONE CAUSES many ...
    PHYSICAL CHANGES
  • The ... begins and finishes with MENOPAUSE
    MENSTRUAL CYCLE
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