Evaluación unidad 2 introducción a la optometría

What is the function of the eyelids?

• Todas las anteriores

• To protect the eyes from dust and foreign bodies

• To protect the eyes from wind

• To protect the eyes from sunlight

What is the difference between an orzuelo and a chalazion?

• todas son correctas

• An orzuelo is caused by a bacterial infection, while a chalazion is a non-infectious bump

• El orzuelo causa dolor, el chalazion no.

• An orzuelo is red and painful, while a chalazion is firm and painless

What is the function of the Meibomian glands?

• To drain tears from the eyes

• Produce cebo para proteger las paredes intestinales

• To produce the majority of the tear fluid

• To secrete a oily substance that mixes with tears to form the lipid layer

Where are the Meibomian glands located?

• On the margins of the eyelids, behind the eyelashes

• Throughout the skin, including the scalp and face

• sobre las venas retinianas

• Inside the tear ducts

What is the function of the lacrimal gland?

• To secrete an oily substance that mixes with tears to form the lipid layer

• To drain tears from the eyes

• To produce the majority of the tear fluid

• To lubricate and protect the skin and hair

que es la ptosis?

• Eversion del parpado inferior

• Surgeries

• caida del parpado superior

• Injuries

What is the purpose of the conjunctiva?

• To help focus light onto the retina

• To protect the eyes from infections and damage

• To provide pain sensation

• To supply blood vessels to the eyes

Where is the conjunctiva bulbar located?

• On the front surface of the eye, covering the sclera

• In the posterior chamber of the eye

• On the inner surface of the upper and lower eyelids

• In the anterior chamber of the eye

What is the purpose of the iris?

• To focus light onto the retina

• To control the size of the pupil

• To protect the eye from harmful light

• To divide the eye into upper and lower chambers

Cual es la funcion del cristalino?

• To change the focus of the eye

• To produce tears

• To protect the retina from damage

• To provide color vision