Where Are Mast Cells Located in the Tracheobronchial Tree

question 41

Multiple Choice

Where are mast cells located in the tracheobronchial tree?
I.Lamina propria
II.Intra-alveolar septa
III.Sub-mucosal glands

• A) I, II, and III
• B) I only
• C) I and III only
• D) I and II only

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