Is the penis a muscle or an organ
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The term penis applies to many intromittent organs , but not to all; for example the intromittent organ of most cephalopoda is the hectocotylus , a specialised arm, and male spiders use their pedipalps. Even within the Vertebrata there are morphological variants with specific terminology, such as hemipenes. In most species of animals in which there is an organ that might reasonably be described as a penis, it has no major function other than intromission, or at least conveying the sperm to the female, but in the placental mammals the penis bears the distal part of the urethra , which discharges both urine during urination and semen during copulation. Most male birds e. Among bird species with a penis are paleognathes tinamous and ratites  and Anatidae ducks, geese and swans.
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Is the penis a muscle or an organ?
What is muscle organ - Answers
Can we talk? We all know that. We all try to not think about that, but the honest truth is, size really does matter. There is billion dollar industry for male enhancement drugs and products to increase the size of a males penis, but many of them just plain do not work. So that leaves men wondering, can I really increase the size of my penis?
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8 Wild Facts About the Penis
Memorialized in monuments, Grecian statues and bathroom graffiti everywhere, the penis may be the most famous and well-studied human organ on the planet. But despite its outsized profile in the popular imagination, the male member still has a few secrets left to reveal. From penis spines to the ideal size and even penis shame, here are eight wild facts about the male sex organ.
Penis , the copulatory organ of the male of higher vertebrates that in mammals usually also provides the channel by which urine leaves the body. The corresponding structure in lower invertebrates is often called the cirrus. The human penis is anatomically divided into two continuous areas—the body, or external portion, and the root.