Actually this nervousness could be confused with excitedness before consummation. Or at least you can think about it in that way to maintain erect. Or, just try to think about a great sexual fantasy of yours, that always helped me when nervous, but if you can't think about this or your mind is blank just try not to think about it even before the sex happens, just rely on your instinct, it may be easier said than done but it works when you really dont get yourself down. but going flaccid happens to the best of us.
Yes, why wouldn't they be able to? Everyone can urinate while erect, it's just a little harder.
Apart from chemicals such as viagra, stimulation would be the way to go.
When you are sexually attracted to someone you are about to have sex with your penis will automatically erect ready for it. If it does not then you may have an erectile dysfunction or be very nervous. The first time a male has sexual intercourse he may find he is nervous and not erect or he may find he ejaculates very quickly (Premature ejaculation). The thing is not to sleep with lots of different partners. Have a loving relationship with one partner and you should not have erection problems.
"Stay humble and stay nervous"
The automatic nervous system triggers the "fight or flight" response in the nervous system while the peripheral nervous system carries information to and from the central nervous system.
Eat furit and vegtables
Just let it sit on you with no sudden movements for a while. Let it see you when you approach to touch or pet it. It doesn't take very long for them to figure out that you are alright and are not going to eat them. After a while, you should be able to do pretty much what you want with them. If you are confident that you can handle them, they sense this and will stay calm. If your nervous, they get nervous.
six weeks
sympathetic nervous system
Yes, after extended use, nipple suction does make the enlargement and elongation permanent: the nipple will not stay erect, but will stay out and function like a normal nipple--enlarging when stimulated.
It depends on the version but the watered down version or really any of them just dont think about it and you wont get nervous
You can only urinate through a less-than-fully-erect penis.