I keep getting “Peristalsis” questions wrong in Digestion & Absorption. What's the trap?
thinking gravity moves food through the gut.
The usual trap: thinking gravity moves food through the gut. How to avoid it: peristalsis works even upside-down — it's muscle, not gravity. Go back to the definition — the wave-like muscular contractions that push food along the gut.
Key point
Peristalsis
Common mistake
thinking gravity moves food through the gut.
Memory tip
peristalsis works even upside-down — it's muscle, not gravity.
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