Chapter 11 Part 3 Flashcards
Flaccid dysarthria is caused by ____ damage
Lower motor neuron
Spastic dysarthria is caused by ____ damage
Upper motor neuron
From _____ to ____, makes up the upper part of the tract
Brainstem to cortex
From _____ makes up the lower part of the tract
Leaving the brainstem
What characteristics do flaccid and spastic dysarthria have in common?
Hypernasality
If you read in a patient’s chart that she had slurred speech and damage to her cerebellum, what type of dysarthria might she have?
Ataxic dysarthria
The direct motor pathway consists of what 3 tracks?
Lateral corticobulbar, anterior corticospinal, lateral corticospinal
What is the direct motor pathway responsible for?
Voluntary motor movement
What’s another name for the Direct Motor Pathway?
Pyramidal pathway
Where does the Direct Motor Pathway decussate?
Brainstem
Which portion of the Cerebellum most affects speech?
Posterior
What happens when the basal ganglia is damaged?
Dyskinesias
Motor speech involves 8 levels—In the second (Planning) level, what are the two types of plans?
Motor and linguistic
LMN lesions to the accessory nerve would lead to difficulty in what 2 things?
Head rotation, ability to move shoulders
LMN lesions lead to difficulty in what 3 things if the vagus nerve is damaged?
Vocal cord, velum, pharynx
