Ocular Anatomy and Physiology Midterms P1

What is the definition of ocular anatomy?

Answer explanation

Ocular anatomy is the study of the structure and function of the eye and its associated parts. It encompasses the various components of the eye, including the cornea, lens, retina, and optic nerve.

What are the parts and walls of the bony orbit?

Answer explanation

The bony orbit consists of seven bones: frontal, zygomatic, maxilla, palatine, lacrimal, ethmoid, and sphenoid. These bones form the walls and base of the orbit, protecting the eye and supporting its structure.

What are the contents of the bony orbit?

Answer explanation

The bony orbit contains the eye, extraocular muscles, optic nerve, and several important structures such as the lacrimal gland and blood vessels. It is formed by multiple bones including the frontal, zygomatic, and maxilla.

What is the significance of the optic canal?

Answer explanation

The optic canal is significant as it allows the passage of the optic nerve and ophthalmic artery from the brain to the eye, playing a crucial role in vision and eye function.

What is the function of the base of the orbit?

• A. To protect the contents of the orbit

• B. To provide an attachment site for the orbital septum

• C. To allow for eye movement

• D. To house the lacrimal gland

What is the role of the lacrimal fossa?

• A. Houses the orbital lobe of the lacrimal gland

• B. Provides passage for the optic nerve

• C. Forms part of the medial wall of the orbit

• D. Protects the eye from trauma

What is the shape of the orbits?

• A. Roughly pyramidal

• B. Squarish

• C. Circular

• D. Triangular

Tags

NGSS.HS-ESS1-4

What is the Frontal Bone?

Answer explanation

The Frontal Bone is a bone in the human skull that forms the forehead and the upper part of the eye sockets. It plays a crucial role in protecting the brain and supporting facial structure.

Where is the Frontal Bone Located?

Answer explanation

The Frontal Bone is located at the front of the skull, forming the forehead and the upper part of the eye sockets. It plays a crucial role in protecting the brain and supporting facial structure.

What are the functions of the Frontal Bone?

Answer explanation

The Frontal Bone protects the brain, forms the forehead, and contributes to the eye sockets. It also supports facial structure and houses sinuses, playing a role in voice resonance.