Gray’s Anatomy of the Human Body features 1,247 vibrant engravings
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PENIS ANATOMY When the penis is in a state of erection is serves the male reproductive system as the copulatory organ. Comprising the external male genitalia, the penis and the scrotum are positioned as suspended organs from the perineum.
WebMD’s Penis Anatomy Page provides a diagram of the penis and describes its function, parts, and conditions that can affect the penis.
Anatomy and Functions of the Male Foreskin. as described in Circumcision: Male – Effects Upon Human Sexuality by Marilyn F. Milos, R.N. and Donna Macris, C.N.M. in Human Sexuality: An Encyclopedia, pp.119-121, Garland Publishing, Inc.,
The penis is the male external excretory and sex organ. The penis contains the external opening of the urethra, which is used for urination and to deliver semen into the vagina of a female sexual partner.
Penis: 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.
Knowing how a penis functions can provide useful insight into sex and the human body — whether you want to understand the penis and male anatomy better or learning about it for the first time.
Fig. 1. Intact adult penis: This illustration represents an average normal adult human penis. The head of the penis (glans) has a covering, called the foreskin (prepuce).
The most accurate measurement of the size of a human penis can be derived from several readings at different times since there is natural variability in size depending upon arousal level, time of day, room temperature, frequency of sexual activity, and reliability of measurement.