Superficial perineal space contains ?
**Core Concept**
The superficial perineal space is a fascial compartment that contains the superficial perineal muscles, nerves, and vessels. It is one of the two main compartments of the perineum, with the deep perineal space being the other. The superficial perineal space is bounded by Colles' fascia, which is a superficial fascial layer that extends from the pubic symphysis to the perineal body.
**Why the Correct Answer is Right**
The superficial perineal space contains the superficial perineal muscles, including the bulbospongiosus, ischiocavernosus, and superficial transverse perineal muscles. These muscles play a crucial role in maintaining pelvic floor continence and supporting the pelvic organs. The space also contains the superficial perineal nerves, which provide sensory innervation to the perineal skin, and the superficial dorsal vein of the penis and the bulb of the vestibule in males and females, respectively.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because the superficial perineal space does not contain the deep perineal muscles, which are located in the deep perineal space. The deep perineal muscles include the external urethral sphincter, the deep transverse perineal muscles, and the sphincter muscles of the anal canal.
**Option B:** This option is incorrect because the superficial perineal space does not contain the pelvic floor fascia, which is a deeper layer of fascia that provides support to the pelvic organs.
**Option C:** This option is incorrect because the superficial perineal space does not contain the rectum, which is a hollow organ that is located in the pelvic cavity.
**Clinical Pearl / High-Yield Fact**
The superficial perineal space is an important compartment that is at risk of injury during perineal trauma or surgical procedures. Knowledge of the anatomy of this space is essential for surgeons and clinicians to avoid complications and promote optimal healing.
**Correct Answer:** C. The superficial perineal space contains the superficial perineal muscles, including the bulbospongiosus, ischiocavernosus, and superficial transverse perineal muscles.