A-Level Biology OCR B H422

5.2.2: Monitoring visual function

#5.2.2a

the structure of the eye

To include the location and function of the sclera, conjunctiva, cornea, iris, pupil, lens, ciliary body, aqueous humour, vitreous humour, choroid, and retina.

#5.2.2b

(i) the structure of the retina

To include the structure and function of the following: rod cells, cone cells, bipolar cells and ganglion cells, the fovea and the blind spot.

(ii) practical observations of sections through the eye

PAG1

#5.2.2c

the function of the retina as a receptor of light stimuli and as a transducer

#5.2.2d

the assessment of receptor activity through routine eye tests

To include tests for visual acuity, colour vision and OCT scans (optical coherence tomography).

5.2.1
The nervous system and the identification and consequences of damage
5.2.3
The effect of ageing on the nervous system