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15 lis 2023 · The perineum is cranially (internally) limited by the pelvic floor muscles and its overlying fascia. The region is further subdivided by a horizontal line between each ischial tuberosity (interischial line) into a urogenital (anterior to the interischial line) and an anal triangle (posterior to the interischial line).
- Perineal Artery
The transverse perineal artery supplies the perineal body,...
- Perineal Nerves
The perineal nerve is a large terminal branch of the...
- Bulbospongiosus
Bulbospongiosus muscle (Musculus bulbospongiosus)...
- Urethra
The male urethra is an 18-22 cm long muscular tube that...
- Levator Ani Muscle
Levator ani muscle (Musculus levator ani) The levator ani is...
- Muscles of the Pelvic Floor
Summary of the pelvic floor muscles; Puborectalis: Origin:...
- Perineal Artery
10 lis 2024 · The perineum forms the lower boundary of the pelvic floor and provides essential support for the pelvic organs, including the bladder, rectum, and, in females, the uterus and vagina.. Structural Support: The muscles and connective tissues of the perineum, such as the levator ani and perineal body, work in conjunction to hold the pelvic organs in place.
3 lis 2016 · The perineum is the part of the pelvis which contains the external genitalia and anus. It is inferior to the pelvic diaphragm. Regarding the surface anatomy, the perineal area is the region between the thighs, extending from the pubic symphysis anteriorly to the gluteal folds posteriorly.
17 lut 2024 · Anatomically, the perineal body lies just deep to the skin. It acts as a point of attachment for muscle fibres from the pelvic floor and the perineum itself: Levator ani (part of the pelvic floor). Bulbospongiosus muscle. Superficial and deep transverse perineal muscles. External anal sphincter muscle. External urethral sphincter muscle fibres.
26 paź 2022 · What is the perineum’s structure? Diagrams sometimes show the perineum’s boundaries as diamond-shaped, with an imaginary line drawn from one sitz bone in your pelvis to the other. This imaginary line divides the diamond into two triangle-shaped regions: the urogenital triangle and the anal triangle.
central tendinous point and the midline raphe on the bulb of the penis. perineal membrane, dorsal surface of the corpus spongiosum, deep penile fascia. compresses the bulb of the penis, compresses the spongy urethra. deep branch of the perineal nerve (from pudendal nerve) perineal a.
2 sie 2024 · The perineum is a diamond-shaped region below the pelvic diaphragm and is divided by an imaginary line drawn between the ischial tuberosities into anteriorly the urogenital triangle and posteriorly the anal triangle. Gross anatomy.
