The Orbit and its Components

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Questions and Answers

Which of the following structures are found within the bony orbit?

  • Parasympathetic and sympathetic nervous systems
  • Lacrimal gland, pupil, iris, sclera, and cornea
  • Eyeballs, ocular muscles, blood vessels, nerves, and fat (correct)
  • Conjunctiva and blood supply of the eye and orbit

What is the primary function of the lacrimal gland?

  • To produce tears (correct)
  • To protect the sclera and cornea
  • To regulate the size of the pupil
  • To supply blood to the eye and orbit

Which nervous systems regulate the size of the pupil?

  • Ocular muscles and blood vessels
  • Parasympathetic and sympathetic nervous systems (correct)
  • Lacrimal gland and conjunctiva
  • Sclera and cornea

How can infections spread from the 'danger zone' of the face to inside the cranium?

<p>Through the blood supply of the eye and orbit (A)</p> Signup and view all the answers

What is the primary position?

<p>The position of the eyes when looking straight ahead (C)</p> Signup and view all the answers

Which muscle(s) of the eye are NOT tested in the 'H test'?

<p>Superior oblique (C)</p> Signup and view all the answers

Which structure(s) is responsible for regulating the size of the pupil?

<p>Iris (D)</p> Signup and view all the answers

Which structure(s) are NOT part of the blood supply of the eye and orbit?

<p>Ocular muscles (C)</p> Signup and view all the answers

Which structure(s) are NOT described in relation to the paranasal sinuses and the orbit?

<p>Cornea (D)</p> Signup and view all the answers

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