Iliohypogastric nerve

This tutorial by Nicole from Kenhub explores the iliohypogastric nerve, detailing its origin from the lumbar plexus, its pathway, and its branches. The nerve provides sensory and motor innervation to various muscles and skin regions. The video also discusses the clinical significance of the nerve, including potential injuries and their treatments. The tutorial concludes with a call to explore more resources on Kenhub.

From which part of the lumbar plexus does the iliohypogastric nerve originate?

• L3

• L4

• L2

• L1

Which muscle does the iliohypogastric nerve pierce posteriorly?

• External oblique

• Internal oblique

• Transversus abdominis

• Quadratus lumborum

What is the primary function of the iliohypogastric nerve?

• Only sensory innervation

• Neither sensory nor motor innervation

• Only motor innervation

• Both sensory and motor innervation

What skin region does the lateral cutaneous branch of the iliohypogastric nerve supply?

• Suprapubic region

• Medial calf

• Posterolateral gluteal skin

• Anterior thigh

What can result from an injury to the iliohypogastric nerve?

• Numbness in the fingers

• Burning pain in the suprapubic region

• Loss of vision

• Hearing loss

Which condition can be predisposed by the division of the iliohypogastric nerve above the anterior superior iliac spine?

• Appendicitis

• Direct hernia formation

• Indirect hernia formation

• Gallstones

In which scenarios is an iliohypogastric nerve injury most likely to occur?

• While sleeping

• During a dental procedure

• After a sports injury

• During a flight