Anatomy week 9 Flashcards
-Anatomy of pelvis
Where is the pelvic region
- An area between the abdomen and lower limb
What does the pelvic region include
-Pelvic Cavity
-Perineum
What is the pelvic cavity enclosed by
- Bony pelvis or pelvic girdle
What is the pelvic cavity divided by?
and what is it divided into ?
- Divided by the pelvicbrim into the
- True pelvis
-False pelvis
Where is the true pelvis located and what does it contain
- Below the brim, containing the bladder,rectum and pelvic genital structures
Where is the false pelvis
- Above the brim
What is the pelvic diaphragm
- Muscular floor seperating true pelvis from the perineum
What is the structrue of the perineum
-It is a diamond shaped area that is divided into 2 parts :urogenital and anal triangle
- It contains a perineal membrane dividing the urogenital triangle and the anal triangle
- Contains a perineal membrane dividing the urgoenital triangel into
-Deep pouch
-Superficial pouch
What does the false pelvis contain
-cecum
-Appendix
-Sigmoid colon
-Small intestinal
What is the iliac crest
- Superior bony landmark
What structures does the perineum in the pelvic cavity drape over
-bladder,uterus and pelvic walls
What does the deep pelvic viscera occupy
- What is it continous with
Occupies a subperitoneal space that is continuous with the retroperitoneum of the abdomen
What does the perineum lie inferior to
and what are its boundaries
- It lies inferior to the pelvic cavity
boundaries:
-pelvic outlet forms its perimeter
-Pelvic diaphgram is the roof - perineal skin forms the floor
What does the urogenital triangle contain
- Contains external genitalia
- and openings for the urethra and vagina
What does the Anal triangle contain
-Contains the anal canal and anal opening which is surrounded by the external anal sphincter
