Search found 4 matches

by Drredfrizzle
Sun Nov 11, 2012 7:46 pm
Forum: Human Biology
Topic: Why do neurones only have one axon?
Replies: 1
Views: 5473

I think more than 1 would cause more issues than it would solve firstly the action potential can spread to multiple other neurones at a synapse and transmit signals very fast. I think what you actually want to know is would having multiple axons on a neurone speed up transmission of a nerve impulse ...
by Drredfrizzle
Sun Nov 11, 2012 7:36 pm
Forum: Human Biology
Topic: world population
Replies: 4
Views: 8150

Re: world population

This seems an almost impossible question to answer as I do not know what food production could potentially increase to in the future and there are many limiting factors which would prevent a huge number of people surviving including space to build houses , food , drink , cleanliness, etc theroetical...
by Drredfrizzle
Sun Nov 11, 2012 7:32 pm
Forum: Human Biology
Topic: Human Sexuality
Replies: 1
Views: 2612

For this topic it sounds to me like you need to research what makes people or animals attracted to one another I think the place to start would be google and type in something along the lines of what induces arousel in people. I personally think that gay people are mostly that way inclined due to so...
by Drredfrizzle
Sun Nov 11, 2012 7:24 pm
Forum: Human Biology
Topic: The heart
Replies: 0
Views: 1906

The heart

Hello
I was just wondering, because I know that the heart can increase it's rate according to various stimuli what determines whether the heart increases the frequency of it's contraction or the strength of the beats/ stroke volume and does it vary depending on intensity of exercise ?