IB Biology HL 3.1.8 Nerves as Bundles Question Bank
Practise IB Biology HL 3.1.8 by explaining how mixed nerves bundle sensory and motor fibres to carry impulses to and from the CNS.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- Explain how a mixed nerve carries sensory and motor impulses through bundled fibres.
C3.1.8—Nerves as bundles question 1
Numerous health benefits are associated with diets that include omega- 6 fatty acids and omega-3 fatty acids in a ratio between 1: 1 and 4: 1. When consumed in excess, omega-6 inhibits uptake of omega-3. Many people in developed countries eat large amounts of processed foods and oils, so they consume omega-6 fatty acids and omega-3 fatty acids at a ratio of between 10: 1 and 25: 1. Such high ratios are associated with many chronic diseases.
State the role of the vagus nerve.
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