**A picture of a penis**
**Description:**
**Appearance**:
- The penis is a male reproductive organ that consists of three main parts: the root, the body, and the glans.
- The root is the base of the penis that extends internally into the pelvis.
- The body, also known as the shaft, is the elongated part of the penis that is visible externally.
- The glans is the rounded tip of the penis that is often slightly wider than the body.
**Size and Shape**:
- The size and shape of a penis can vary greatly among individuals.
- When flaccid, a penis typically ranges from 1 to 4 inches in length.
- When erect, a penis can range from 5 to 7 inches or more in length.
- The shape of a penis can be straight, curved, or have other variations.
**Features**:
- The penis is composed of spongy tissue that fills with blood during an erection.
- It contains the urethra, which is the tube that carries urine and semen out of the body.
- The foreskin, a fold of skin that covers the glans, is present in uncircumcised penises.
**Function**:
- The primary function of the penis is sexual reproduction and urination.
- During sexual arousal, the penis becomes erect, enabling penetration during sexual intercourse.
- The penis also plays a role in ejaculation, the release of semen containing sperm.
**Overall**:
- The appearance, size, and shape of a penis can vary among individuals, and it serves important functions in sexual reproduction and urination.