15 MCQ on extra ocular muscles.

Multiple choice questions, MCQ on extra ocular muscles

1. Which of the following extraocular muscles is responsible for upward gaze?
A) Superior rectus muscle
B) Inferior oblique muscle
C) Inferior rectus muscle
D) Lateral rectus muscle

2. Which of the following extraocular muscles is responsible for downward gaze?
A) Superior rectus muscle
B) Inferior oblique muscle
C) Inferior rectus muscle
D) Lateral rectus muscle

3. Which of the following extraocular muscles is responsible for outward gaze?
A) Superior rectus muscle
B) Inferior oblique muscle
C) Inferior rectus muscle
D) Lateral rectus muscle

4. Which of the following extraocular muscles is responsible for inward gaze?
A) Medial rectus muscle
B) Superior oblique muscle
C) Inferior rectus muscle
D) Inferior oblique muscle

5. Which extraocular muscle is innervated by the oculomotor nerve (CN III)?
A) Superior oblique muscle
B) Inferior oblique muscle
C) Lateral rectus muscle
D) Inferior rectus muscle
E) Superior rectus muscle

6. Which extraocular muscle is innervated by the trochlear nerve (CN IV)?
A) Superior oblique muscle
B) Inferior oblique muscle
C) Lateral rectus muscle
D) Inferior rectus muscle
E) Superior rectus muscle

7. Which extraocular muscle is innervated by the abducens nerve (CN VI)?
A) Superior oblique muscle
B) Inferior oblique muscle
C) Lateral rectus muscle
D) Inferior rectus muscle
E) Superior rectus muscle

8. The superior rectus muscle is responsible for:
A) Upward gaze and inward rotation of the eye
B) Downward gaze and inward rotation of the eye
C) Upward gaze and outward rotation of the eye
D) Downward gaze and outward rotation of the eye

9. The inferior oblique muscle is responsible for:
A) Upward gaze and inward rotation of the eye
B) Downward gaze and inward rotation of the eye
C) Upward gaze and outward rotation of the eye
D) Downward gaze and outward rotation of the eye

10. The medial rectus muscle is responsible for:
A) Inward gaze and upward rotation of the eye
B) Outward gaze and upward rotation of the eye
C) Inward gaze and downward rotation of the eye
D) Outward gaze and downward rotation of the eye

11. Which extraocular muscle is primarily responsible for intorsion (inward rotation) of the eye?
A) Inferior oblique muscle
B) Superior oblique muscle
C) Lateral rectus muscle
D) Medial rectus muscle

12. Which extraocular muscle is primarily responsible for extorsion (outward rotation) of the eye?
A) Inferior oblique muscle
B) Superior oblique muscle
C) Lateral rectus muscle
D) Medial rectus muscle

13. Which extraocular muscle is responsible for depression (downward movement) of the eye?
A) Inferior rectus muscle
B) Superior rectus muscle
C) Lateral rectus muscle
D) Medial rectus muscle

14. Which extraocular muscle is responsible for elevation (upward movement) of the eye?
A) Inferior rectus muscle
B) Superior rectus muscle
C) Lateral rectus muscle
D) Medial rectus muscle

15. The lateral rectus muscle is responsible for:
A) Inward gaze and downward rotation of the eye
B) Outward gaze and upward rotation of the eye
C) Inward gaze and upward rotation of the eye
D) Outward gaze and downward rotation of the eye