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dendrites short,branched extensions of a nerve cell that receive information
axon passes on impulses (messages) to other cells
involuntary movements movements that you CAN'T control
voluntary movements movements that you CAN control
central nervous system (CNS) brain and spinal cord
medulla part of the brain that controlls heart rate, and breathing. connects the brain to the spinal cord
cerebellum part of brain that controls balance
cerebrum controls all voluntary acts including thought and where memories are stored
left side of brain controls right side of your body
right side of brain controls left side of your body
ovulation the process in which an egg is ejected through the ovary wall
budding asexual,part of the parents body develps into another organism
nerves axons bundled together with blood vessels and connective tisue
asexual reproduction reproduction that involves a sigle parent producing and extra copy of itself
sexual reproduction reproduction that involves 2 parents producing an offspring with mixed characteristics
fragmentation a type of reproduction in which an organism breaks into two or more parts, each of which may grow into a separate organism
vas deferens a tube in males where sperm is mixed with fluids to make semen
fallopian tubes the tube that leads from each ovary to the uterus
menstruation if the egg is not fertilized by the time it reaches the uterus, the egg is removed from the females body
infertile not being able to have children
identical twins 1 egg is released and fertilized and it splits
fraternal twins 2 separate eggs are released and fertilized
female sex cell egg, with 23 chromosomes
male sex cell sperm, with 23 chromosomes
male hormone testosterone
female hormone estrogen
zygote a fertilized egg, with 46 chromosomes
external fertilization when an organism fertilizes the egg outside the female's body
internal fertilization when an organism fertilizes the egg inside the female's body
puberty the time of life when the sex organs become mature
epididymis the tube where sperm is stored before leaving the testes
uterus an organ in the female reproductive system where the zygote grows and develops
Created by: whitet