ConceptConceptDocsDocuments

CAIE A-Level Biology 8.3.2 Heart Chamber Wall Thickness

Practise comparing atrial and ventricular walls by required pressure, including the thick left ventricle for systemic flow and thinner right ventricle for pulmonary flow.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • rank atrial and ventricular wall thickness from the pressure each chamber must generate
  • explain the thicker left ventricle through high-pressure systemic circulation
  • explain the thinner right ventricle through lower resistance in pulmonary circulation

No Question Bank Yet

Questions will appear here when available.