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IB Biology SL 3.1.16 Peristalsis control Question Bank

Practise IB Biology SL 3.1.16 by explaining how involuntary nervous control coordinates peristalsis through the digestive system.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Identify the enteric nervous system as an involuntary controller of peristalsis.
  • Explain how coordinated muscle contractions move material through the intestine.

C3.1.16—Peristalsis control question 1

[Maximum number: 1]

What describes the control mechanisms for peristalsis that ensure coordinated passage of material through the digestive system?

A

Voluntary control by the central nervous system

B

Involuntary control by the enteric nervous system

C

Involuntary control by the central nervous system

D

Voluntary control by the enteric nervous system

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