Question 1

Which of the following structures forms the superior boundary of the abdominal cavity?

Accepted Answer

Diafragma

Question 2

A patient presents with pain localized at McBurney's point. Which organ is most likely affected?

Accepted Answer

Apéndice ileocecal

Question 3

Which layer of the abdominal wall is primarily composed of adipose tissue and is also known as Camper's fascia?

Accepted Answer

Capa superficial

Question 4

During a paracentesis, which artery must be avoided to prevent hemorrhagic complications?

Accepted Answer

Arteria epigástrica inferior

Question 5

Which muscle is responsible for increasing intra-abdominal pressure during forced expiration and heavy lifting?

Accepted Answer

Transverso del abdomen

Question 6

A hernia passing through the deep inguinal ring, lateral to the inferior epigastric vessels, is classified as:

Accepted Answer

Hernia inguinal indirecta

Question 7

Which nerve provides sensory innervation to the skin over the inguinal region and is at risk during inguinal hernia repair?

Accepted Answer

Nervio ilioinguinal (L1)

Question 8

Which of the following correctly describes the arrangement of the rectus sheath below the arcuate line?

Accepted Answer

Todas las aponeurosis pasan por delante del músculo recto abdominal

Question 9

Which abdominal region is most likely to experience referred pain from the foregut?

Accepted Answer

Región epigástrica

Question 10

A patient with an injury to the T10 spinal nerve would most likely experience sensory loss at which anatomical landmark?

Accepted Answer

Ombligo

Question 11

Which of the following muscles is NOT part of the posterior abdominal wall?

Accepted Answer

Oblicuo externo

Question 12

Which structure anchors the inferior border of the external oblique muscle and is a key landmark in hernia surgery?

Accepted Answer

Ligamento inguinal

Question 13

Which of the following statements about the peritoneum is correct?

Accepted Answer

El peritoneo parietal está en contacto con la pared corporal y se puede disecar

Question 14

Which equation best represents the relationship between pressure, force, and area in the context of intra-abdominal pressure?

Accepted Answer

$$P = \frac{F}{A}$$

Question 15

A patient with a direct inguinal hernia has a protrusion through which anatomical structure?

Accepted Answer

Pared posterior del conducto inguinal (tendón conjunto)

Question 16

Which of the following arteries is a branch of the internal thoracic artery and supplies the superior part of the rectus abdominis?

Accepted Answer

Arteria epigástrica superior

Question 17

Which muscle's aponeurosis forms the anterior wall of the inguinal canal?

Accepted Answer

Oblicuo externo

Question 18

Which of the following is a vestigial muscle found in the lower part of the anterior abdominal wall?

Accepted Answer

Piramidal

Question 19

Which nerve is responsible for the motor innervation of the transversus abdominis muscle?

Accepted Answer

Ramos anteriores de los nervios espinales T7-T12 y L1

Question 20

A newborn male is diagnosed with a congenital indirect inguinal hernia. Which embryological structure failed to close properly?

Accepted Answer

Proceso vaginal del peritoneo

Anatomy of the Abdominal Wall and Cavity

Study Guide - Practice Questions