Posterior Abdominal Wall, Pelvis, Perineum

Question 1

What are the 3 muscles of the Anterior Oblique Wall?

Answer 1

1. External Oblique Muscle2. Internal Oblique Muscle3. Transverse Abdominal Muscle| From outer to Inner

Question 2

What are the muscles of the Posterior Abdominal Wall?

Answer 2

• Psoas Major* Quadratus Lumborum* Transversus Abdominis* Iliacus

Question 3

Name the nerves from superior to inferior

Answer 3

1. Subcostal - T122. Iliohypogastric - L13. Ilio-inguinal - L14. Lateral Cutaneous - L2 & L35. Femoral - L2 to L46. Genitofemoral (anterior to Psoas Major)

Question 4

What is the major muscle of the Posterior Abdominal Wall?

Answer 4

Psaos Major

Question 5

Which aorta does the abdominal aorta originate from?

Answer 5

Descending aorta

Question 6

What does the abdominal aorta divide into?

Answer 6

Right and left common iliac

Question 7

What are the 4 categories of the abdominal aorta?

Answer 7

1. Anterior branches2. Unpaired branches3. Paired branches4. Median sacral

Question 8

What are the 5 paired branches of the abdominal aorta?

Answer 8

1. Phrenic2. Middle suprarenal3. Renal4. Gonadal5. 4 Lumbar arteries

Question 9

Where is the Inferior Vena Cava formed at?

Answer 9

L5

Question 10

Inferior Vena Cava is _ of midline

Answer 10

right

Question 11

What does the Inferior Vena Cava divide into?

Answer 11

Common iliac veins

Question 12

Where does the Inferior Vena Cava passes upwards to?

Answer 12

Passes upwards to right of aorta

Question 13

Where does the Inferior Vena Cava pierce through?

Answer 13

Right horn of central tendon| Attached to margins of central tendon

Question 14

Where does the Inferior Vena Cava end?

Answer 14

Postero-Inferior angle of right atrium

Question 15

What veins does Inferior Vena Cava give rise to?

Answer 15

• Right gonadal vein- Right and left renal veins- Right suprarenal vein- Median sacral- Hepatic veins

Question 16

WHere does the Inferior Vena Cava lie?

Answer 16

Posteriorly lies on bodies of lumbar vertebra and right sympathetic trunk

Question 17

What forms the pelvic girdle?

Answer 17

Hip bone, sacrum, coccyx, pubis, ischium

Question 18

What is the junction where the hip bone, pubis and ischium are fused?

Answer 18

Acetabulum

Question 19

Muscles of pelvic floor

Answer 19

• Levator ani- Coccygeus

Question 20

Where is the perineum situated?

Answer 20

In the pelvis below the pelvic diaphragm

Question 21

What organs are located in the perineum?

Answer 21

External genital organs

Question 22

Peritoneum is a thin serous membrane that lines the ____ cavity which protects and supports the internal organs

Answer 22

Peritoneum is a thin serous membrane that lines the abdominal cavity which protects and supports the internal organs

Question 23

What is the pouch in the male pelvic cavity called?

Answer 23

Recto-vesical poush

Question 24

What are the pouches in the female pelvic cavity called?

Answer 24

1. Rectouterine pouch (deeper)2. Vesicouterine pouch (shallow)