cardiovascular system | circulatory system | cnetralnervous system | reproductive system | Fertilization and Development |
---|---|---|---|---|
veins
what carries blood to the heart?
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transports oxygen, nutriens and other substances
what does cardiovascular system do?
|
a quick responce to stimulus
what is a reflex?
|
a period were of rapid growt and sexual generation
what is puberty?
|
the fusion of a sperm egg cell
what takes place during fertilization?
|
arteries
what carries blood away from the heart?
|
the lower chamber of the heart
what is a ventricle?
|
the control center for the analysof hunger, thirst, and anger
what is a hypoalamus?
|
chlamydia, aids, and genital warts
what are some of the most common sexual diseases?
|
zygote
what is a fertiilized egg called?
|
ventricle
what is the left side of the hesrt?
|
it varries in the need of oxygen
how is the heart rate of a human being controled?
|
thrirty-one
how many pairs of spinal nerves branch out from the spinal cord connecting the brain?
|
growth of facial hair, deepening voice, and muscular development
what affects do estrogens and testerone hve on males?
|
bellybutton
what is the more familier term name for the navel?
|
plaque
what builds up in the blood vessels?
|
arteries, capillaries, and veins
what are three typrd of blood vessels?
|
the brain reacts to excessiv dopamine levels by reducing the number of receptors
how do drugs change the brain and lead to addicition?
|
perfect tempature
what is important for proper sperm development?
|
blastocyst
what is a hallow ball of cells called?
|
plasma, blood cells, plateles
what is blood made up of?
|
myocardium
what is a very powerful contraction?
|
the celebrum,cerebellum, and brain stem.
were does proccessing of information occur in the nerous system?
|
diseases that spread by sexual contact
what is sexual transmitted diseases or std's
|
Ernest Everett
who dicoverd changes in an eggs cell membrane?
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