1. Tardigrade
  2. Question
  3. Biology
  4. The size of pupil is controlled by the

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. The size of pupil is controlled by the

Delhi UMET/DPMTDelhi UMET/DPMT 2009Neural Control and Coordination

Solution:

The size of pupil is controlled by two types of muscles of iris, circular muscles and radial muscles. Radial muscles contract in dim light and circular muscles contract in bright light.