A Patient Who Is Able to Smile While Laughing but Cannot

question 21

Multiple Choice

A patient who is able to smile while laughing but cannot smile on command likely has a:

• A)unilateral lesion of the facial nerve
• B)unilateral lesion of an upper motor neuron innervating the facial nerve
• C)bilateral lesion of the facial nerve
• D)bilateral lesion of the upper motor neurons innervating the facial nerve

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Definitions:

Thicker Spacer

A broader component used to create distance or fill gaps between objects in various applications.

Thinner Spacer

A slim component used to create or adjust the space between two parts, often in machinery, to ensure proper clearance or alignment.

Pinion Yoke Torque

The rotational force applied to a pinion yoke, which is a connecting component between the drive shaft and the differential in vehicles.

Thrust Screw

A type of screw specifically designed to handle axial loads, effectively translating rotational motion to linear motion.