Weight capacity is the determining factor when choosing what gauge steel shelving to. use for your records storage. If lighter-gauge steel shelving provides the necessary. weight capacity for your records, you may choose to purchase it.
The amount of blood in the penis increases sixfold during an erection. The blood filling the corpora cavernosa compresses and then closes off the openings to the veins that normally drain blood away from the penis (see Figure 4). In essence, the blood becomes trapped, maintaining the erection.
All rights reserved. http://www.nucleusinc.com. When a man becomes aroused, his brain sends nerve impulses that increase blood flow to his penis. The blood fills the spongy chambers (corpora cavernosa) in the penis, causing it to expand and become rigid. The veins that would normally drain blood from the penis constrict, trapping the blood inside and maintaining the erection.