A&P Chapter 15

• Rods are used for peripheral vision.
• Excellent for night vision

• Cones are specific to wavelength
• Provide ability to see color

Accommodation of the lenses: the process that increases the refractory power of the lens. The ciliary muscles contract, the ciliary body is pulled anteriorly and inward toward the pupil and releases tension in the ciliary zonule

mobile eyelids

Palpebral fissure

• Bulbar conjunctiva: covers the anterior eye except for the cornea
• Palpebra conjunctiva: transparent mucous membrane that lines the eyelids

It consists of the lacrimal gland and the ducts that drain excess lacrimal secretions into the nasal cavity.