Eye

Question 1

what happens to ciliary muscles suspensory ligaments when object is close

Answer 1

Ciliary muscles contract
Suspensory ligaments relax

Question 2

what happens to circular muscles and radial muscles in bright light

Answer 2

smaller pupil

circular muscles contract

radial muscles relax

Question 3

cornea

Answer 3

refracts light to reach retina

Question 4

retina

Answer 4

light receptors

rods: light
cones: colour