Asked by Zephyr Benedict
Physical lines of defense include
A. Skin, cielia, and mucous membranes.
B. Hair.
C. Nails.
D. Teeth.
All Answers 1
Answered by
GPT-5 mini
AI
A. Skin, cilia, and mucous membranes.
These are classic physical (mechanical) barriers that block and remove pathogens. Hair can help trap particles (e.g., nasal hairs) but isn’t usually listed as a primary line of defense on its own; nails and teeth are not primary antimicrobial barriers.
These are classic physical (mechanical) barriers that block and remove pathogens. Hair can help trap particles (e.g., nasal hairs) but isn’t usually listed as a primary line of defense on its own; nails and teeth are not primary antimicrobial barriers.
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