ABCS Surgical Anatomy for Cosmetic Procedures

Question 1

Which facial nerve branch is most at risk during a rhytidectomy (facelift) when dissecting near the zygomatic arch?

Accepted Answer

Temporal branch

Answer

Buccal branch

Answer

Marginal mandibular branch

Answer

Cervical branch

Question 2

The retaining ligaments of the face that are true osteocutaneous ligaments include which of the following?

Accepted Answer

Zygomatic and mandibular ligaments

Answer

Platysma-auricular ligament

Answer

Masseteric cutaneous ligaments

Answer

Cervical retaining ligaments

Question 3

In breast augmentation, the dual-plane pocket technique places the upper portion of the implant beneath which tissue layer?

Accepted Answer

Pectoralis major muscle

Answer

Breast parenchyma only

Answer

Superficial fascia

Answer

Serratus anterior muscle

Question 4

The sentinel node in abdominoplasty refers to a perforator vessel that, if injured, may lead to flap necrosis. It typically arises from which source vessel?

Accepted Answer

Deep inferior epigastric artery

Answer

Superficial epigastric artery

Answer

Superficial circumflex iliac artery

Answer

Internal mammary artery

Question 5

Which anatomical layer is dissected during a sub-SMAS facelift to achieve greater vector control and longer-lasting results?

Accepted Answer

Superficial musculoaponeurotic system

Answer

Subcutaneous fat only

Answer

Deep cervical fascia

Answer

Platysma muscle only

Question 6

During upper blepharoplasty, damage to which structure can result in ptosis of the upper eyelid?

Accepted Answer

Levator aponeurosis

Answer

Müller's muscle only

Answer

Orbicularis oculi muscle

Answer

Orbital septum

Question 7

The safe zone for liposuction of the lateral thigh (lateral femoral cutaneous region) requires awareness of which nerve to prevent persistent numbness?

Accepted Answer

Lateral femoral cutaneous nerve

Answer

Femoral nerve

Answer

Sciatic nerve

Answer

Obturator nerve