5 Questions
Which dermatome is located over the xiphoid process?
Dermatome T7
What spinal nerve supplies the dermatome located just above the inguinal ligament and symphysis pubis?
1st lumbar nerve
The cutaneous nerve supply to the anterior abdominal wall is derived from which nerves?
Anterior rami of the lower six thoracic and 1st lumbar nerve
Which dermatome corresponds to the umbilicus?
Dermatome T10
Which of the following is true about dermatomes of the anterolateral abdominal wall?
Dermatome T7 is over the xiphoid process
Study Notes
Skin (Dermatomes)
- A dermatome is an area of skin primarily supplied by afferent nerve fibers from the dorsal root of a spinal nerve
- Dermatome T7 is located over the xiphoid process
- Dermatome T10 is located at the umbilicus
- Dermatome L1 lies just above the inguinal ligament and the symphysis pubis
Skin (Blood Supply & Venous Drainage)
- The cutaneous nerve supply to the anterior abdominal wall is derived from the anterior rami of the lower six thoracic and the 1st lumbar nerve
This quiz covers the dermatomes of the anterolateral abdominal wall, including the areas supplied by nerves T7, T10, and L1.
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