deck_5677753 Flashcards
Definition of abdomen?
Region between diaphragm and pelvic inlet
2 walls of abdomen?
Anterior and posterior
What is the anterior wall of the abdomen made of? 3 types of components
- Skin2. Muscles3. Fascia
What is the pelvic brim?
The edge of the pelvic inlet
Is the area superior to the pelvic brim considered part of the abdomen? What is it called?
YESGreater pelvis
Is the area inferior to the pelvic brim considered part of the abdomen? What is it called? 3 names
NOPELesser pelvis = true pelvis = pelvic cavity
4 parts of adult pelvic bone?
- 2 coxal bones2. Sacrum3. Coccyx
What forms the pelvic inlet?
- Anteriorly: pubic symphysis2. Posteriorly: sacrum3. Laterally: pelvic rim
What is the iliac crest? 2 spines?
Superior margin of the pelvic bone, which terminates anteriorly as the anterior superior and inferior iliac spines
What attaches to the iliac crest?
Muscles and fascia of the:1. Abdomen2. Back3. Lower limbs
What is the pubic tubercle?
Rounded pubic crest on superior surface of the body of the pelvic bone
What is the pubic crest?
Area between the pubic tubercle and the pubic symphysis
What point of the pubic bone do clinicians palpate to do a lumbar puncture?
Iliac crest
What is the inguinal ligament?
Attaches to the anterior superior iliac spine and the pubic tubercle and is the lower upturned portion of the broad aponeurosis of the external oblique
What are aponeuroses?
Layers of flat broad tendons
What happens to the inguinal ligament as it articulates with the pubic tubercle?
It turns on itself and gives rise to 2 other ligaments:1. Lacunar ligament: medial triangular expansion 2. Pectineal ligament: strong fibrous band that extends from the lacunar ligament along the pectineal line of the pubis
Other name for lacunar ligament?
Gimbernat’s ligament
Other name for pectineal ligament?
Cooper’s ligament
What is the pectineal line of the pubis?
Ridge on the superior ramus of the pubic bone that forms part of the pelvic brim
What are the 4 regions of the anterior abdominal wall in surface anatomy?
4 quadrants divided by the midsternal plane and the transumbilical plane (at L3/L4 level on a fit person)
Abdominal quadrants of the liver and gallbladder?
URQ and ULQ
Abdominal quadrant of the stomach and spleen?
ULQ
Abdominal quadrant of the small intestine?
LRQ and LLQ
Abdominal quadrant of the transverse colon?
URQ and ULQ