#1
What is the function of the linea alba in the abdominal wall?
Flexion of the spine
Separation of muscle layers
Attachment site for muscles
Protection of abdominal organs
#2
Which abdominal muscle is often referred to as the 'six-pack' muscle?
External oblique
Rectus abdominis
Internal oblique
Transversus abdominis
#3
What is the primary function of the rectus abdominis muscle?
Rotation of the trunk
Flexion of the spine
Lateral flexion of the spine
Extension of the hip
#4
Which ligament extends from the anterior superior iliac spine to the pubic tubercle?
Inguinal ligament
Arcuate ligament
Cooper's ligament
Poupart's ligament
#5
The inguinal ligament is a continuation of which structure?
External oblique aponeurosis
Internal oblique muscle
Transversus abdominis muscle
Rectus abdominis muscle
#6
The umbilicus is located at the level of which vertebral disc?
#7
Which muscle is responsible for flexing the lumbar spine?
Rectus abdominis
External oblique
Transversus abdominis
Psoas major
#8
What is the primary role of the external oblique muscle in the abdominal wall?
Flexion of the spine
Rotation of the trunk
Extension of the hip
Compression of abdominal contents
#9
What is the main function of the transversus abdominis muscle?
Flexion of the spine
Compression of abdominal contents
Rotation of the trunk
Extension of the hip
#10
Which nerve innervates the muscles of the anterior abdominal wall?
Femoral nerve
Genitofemoral nerve
Iliohypogastric nerve
Obturator nerve
#11
What is the primary action of the internal oblique muscle?
Flexion of the spine
Rotation of the trunk
Extension of the hip
Compression of abdominal contents
#12
The superficial inguinal ring is an opening in which structure?
External oblique aponeurosis
Transversalis fascia
Internal oblique muscle
Rectus abdominis muscle
#13
Which layer of the abdominal wall contains the neurovascular structures?
Skin
Subcutaneous tissue
Muscles
Transversalis fascia
#14
Which artery runs within the rectus sheath and supplies the anterior abdominal wall?
Superior epigastric artery
Inferior epigastric artery
Internal thoracic artery
Subcostal artery
#15
The arcuate line is a landmark in the abdominal wall. What structure lies above this line?
Rectus abdominis muscle
Iliacus muscle
Inferior epigastric artery
Transversalis fascia
#16
Which muscle forms the posterior wall of the inguinal canal?
External oblique
Internal oblique
Transversus abdominis
Rectus abdominis
#17
Which abdominal muscle is innervated by the subcostal nerve?
Rectus abdominis
External oblique
Internal oblique
Transversus abdominis
#18
Which abdominal muscle lies between the internal oblique and transversus abdominis muscles?
Rectus abdominis
Psoas major
Rectus sheath
Quadratus lumborum