MCQ – 66630

Regarding the endoscopic image as shown in the image ,all are true except?

A.	Direct Visulaisation
B.	Movements of Vocal cords seen better
C.	No foreshortening of Vertical Axis
D.	False cords and vocal cords are seen in the true perspective

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Correct Answer � B Explanation

Ans: B.)Movements of Vocal cords seen better.

The image shown is of Direct Laryngoscopic Examination of Larynx.

Laryngoscopy is endoscopy of the larynx.

Indications: To obtain a view, for example, of the vocal folds and the glottis, to facilitate tracheal intubation during general anesthesia or cardiopulmonary resuscitation or for surgical procedures on the larynx or other parts of the upper tracheobronchial tree.

	Indirect Laryngoscopy	Direct Laryngoscopy
1	Inverted mirror image is seen.	Direct Visualisation
2	Vocal cords and false cords appear to be in one plane (flattened appearance)	False cords and Vocal cords are seen  in the true perspective
3	Movements of Vocal cors seen better	Seen only if done under local anesthesia, or in a patient who has become light under  general anesthesia
4	Office procedure	Operation theatre procedure
5	Anterior Commissure, Ventricule, Subglottis not visualized satisfactorily	Visualization satisfactory
6	Foreshortening of vertical axis	No foreshortening
7	Good for diagnosis	Useful for Diagnosis, biopsy and surgical procedures