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Reproduction System

Science

Reproduction System Chapter Video

Reproduction System Chapter Video

adolescence

the stage of development between childhood and adulthood
adolescence Simple Definition

amniotic sac

a fluid-filled sac that cushions and protects a growing embryo
amniotic sac Simple Definition

fallopian tube

a tube that eggs use to move from an ovary to the uterus
fallopian tube Simple Definition

fetus

a developing human from the eighth week of pregnancy until birth
fetus Simple Definition

follicle

grouping of ovary cells in which eggs develop
follicle Simple Definition

gland

an organ that produces chemicals such as hormones
gland Simple Definition

menstrual cycle

the changes in the female reproductive system where an ovary releases an egg and the uterus prepares to receive it
menstrual cycle Simple Definition

menstruation

the discharge of blood, uterus lining, and the unfertilized egg through the vagina
menstruation Simple Definition

ovary

the female reproductive organ that produces eggs
ovary Simple Definition

ovulation

the release of an egg from an ovary into a fallopian tube
ovulation Simple Definition

penis

the male reproductive organ that transfers urine and also sperm out of the body
penis Simple Definition

pregnancy

the period of development of a fertilized egg until birth, about 38 weeks in humans
pregnancy Simple Definition

scrotum

the sac outside the male body, that contains the testes
scrotum Simple Definition

semen

a mixture of sperm and seminal fluid, produced by the male reproductive system
semen Simple Definition

umbilical cord

the ropelike structure that joins the placenta and embryo, it transfers food and oxygen to the embryo
umbilical cord Simple Definition

urethra

the tube that carries urine from the bladder, out of the body
urethra Simple Definition

uterus

the hollow muscular organ in females, in which a fertilized egg develops
uterus Simple Definition

vagina

the tube from the uterus to outside the body, it is part of the female reproductive system
vagina Simple Definition

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