Question | Answer |
What is reproduction? | It is the process by which living things produces new individuals of their own kind |
Why is reproduction important? | To insure the continuation of species, without it humans would no longer exist. |
List the 4 functions of the repro. system | It releases, nourishes, produces and stores sex cells |
Why are sex cells different from other cells? | because they only contain 23 chomosomes when a normal cell would have 46 |
What is the male sex cell called? | Sperm |
What is the female sex cell called? | Egg |
What is fertilization? | The joining of an egg NUCLEUS and a sperm NUCLEUS each containing 23 chromosomes the result is 1 fertilized egg (containing 46 chromosomes) |
Testies | Primary male reproductive organ. Produces testosterone. Produces sperm |
Uthera | Tube that leads to the outside of the body through the penis |
Ovary | Primary female repro. organ, produces and stores eggs. produces estrosgerone |
Fallopian Tube AKA_______ | AKA oviduct. Tube structure lined with mucas. located near each ovary. transports egg to uterus |
Uterus AKA______ | AKA vagina. hollow muscular organ where and egg can develope |
Cervix | Lower end of the uterus that opens to the vagina |
Vagina AKA | Birth Cana. Passageway through which baby passes durring the birth process. |
What is the menstrual cycle? | The monthly cycle of change that occurs in the female repro. system.controlled by hormones and lasts for 28 days |
What is the purpose of the menstrual cycle? | To reproduce and release a mature egg |
What is ovulation? | This a time when an egg can be fertilized by a sperm |
Explain mensturation | The period, where extra blood flushes out of the body; lasts appx. 5 days |