Ch 13 & 14 - Brainstem Random Questions

What region of the brainstem governs Non-REM Sleep?

What region of the brainstem governs REM Sleep?

Which State of Altered Consciousness is Characterized by: Excessive Daytime Sleepiness Cataplexy Dream-Like Hallucinations Sleep Paralysis

Which State of Altered Consciousness is Characterized by: Unarousable/Unresponsive Brainstem Reflexes Present Cortical Responses Absent EEG Abnormal

Which State of Altered Consciousness is Characterized by: Brainstem Reflexes Absent Cortical Responses Absent EEG Flat

Which State of Altered Consciousness is Characterized by: Sleep-Wake Cycles Present Brainstem Reflexes Present Cortical Responses Absent

Which State of Altered Consciousness is Characterized by: Minimal/Variable Degree of Responsiveness Visual Tracking Present

The Rinne Test involves putting a tuning fork on the [blank_start]mastoid bone[blank_end]. The Weber Test involves putting a tuning fork on the [blank_start]midline of the skull[blank_end].

Rinne Test Results: Bone Conduction Louder

Rinne Test Results: Air Conduction is Louder, but diminished on Affected Side

Weber Test Result: Quieter on Affected Side

Weber Test Result: Louder on Affected Side

Which structures in the Vestibular System detect Angular Acceleration (Head Rotation)?

Which structures in the Vestibular System detect Linear Acceleration (Head Tilt)?

You suspect your patient has a lesion along the sympathetic pathway to the eye, possibly relating to Horner's Syndrome. To determine where exactly the lesion is located you put eye drops in their eyes and test for sweating. The eyes dilate and you note a lack of sweat, where is the lesion?

Select the characteristic symptoms of Horner's Syndrome.

Generally speaking, Horner's Syndrome is caused by a disruption to the parasympathetic pathways to the eye and face.

Which of the following are true regarding Lock-In Syndrome?

This is [blank_start]Decerebrate[blank_end] Posturing indicative of a lesion [blank_start]at or above the midbrain[blank_end].

This is [blank_start]Decorticate[blank_end] Posturing indicative of a lesion [blank_start]in the lower brainstem[blank_end].

How are Horner's Syndrome and Wallenberg's Syndrome related?

Symptoms for [blank_start]Wallenberg's[blank_end] Syndrome include: [blank_start]Ipsilateral[blank_end] [blank_start]Decreased[blank_end] Facial Pain and Temperature Sense. [blank_start]Contralateral[blank_end] [blank_start]Decreased[blank_end] Body Pain and Temperature Sense.

Wallenberg's Syndrome may be caused by Thrombosis in the [blank_start]Vertebral a.[blank_end] or [blank_start]PICA[blank_end].