Face & Scalp

1.Name the layers of the scalp. Why do scalp wounds bleed profusely. Which layer is considered the dangerous layer and why

2.Orbicularis oculi muscle

3.Layers of scalp with clinical implications

1.Facial artery

1.Middle meningeal artery

2.Anterior fontanelle

3.Routes of spread of infection from dangerous area of face to the cavernous sinus

1.Assertion: Scalp injuries bleed profusely

• Reason: Dangerous layers of scalp is rich in arteries
• a) Both A and R are true, and R is the reason for A
• b) Both A and R are true, and R is not the reason for A
• c) A is correct but R is incorrect
• d) A is incorrect but R is correct

2.Cutaneous sensations over which area of face is not affected in this condition

• a) Tip of nose
• b) Angle of mandible
• c) Angle of mouth
• d) Forehead