Locked-in syndrome

Locked-in syndrome also known as –

A. Coma

B. Pseudocoma

C. Persistent vegetative state

D. Akinetic mutism

Locked-in syndrome is usually characterized by

A. Quadriplegia

B. Hemiplegia

C. Crossed Hemiplegia

D. Monoplegia

All of the following are TRUE about locked-in syndrome EXCEPT –

A. patients is alert

B. quadriplegic

C. cranial nerves are not involved

D. voluntarily able only to move their eyes vertically

All of the following tracts are commonly involved in locked-in syndrome EXCEPT-

A. Flechsig tract

B. Corticospinal tract

C. Corticopontine tract

D. Corticobulbar tract

All of the following are TRUE about locked-in syndrome EXCEPT –

A. Alert

B. Loss of cognitive function

C. Moving their eyes

D. Inability to speak

ALL are TRUE about persistent vegetative state EXCEPT –

A. Loss of cognitive function

B. Lack of awareness

C. Loss of sleep/ wake cycle

D. No blink to visual threat

What is the common involvement in persistent vegetative state –

A. Upper portions of the brain are damaged

B. Lower portions of the brain are damaged

C. Cerebellum is damaged

D. Medulla is damaged

In Locked-in syndrome most common site of lesion is –

A. Anterior pons

B. Posterior pons

C. Anterior Medulla

D. Posterior Medulla

Most common cause of Locked-in syndrome –

A. Vascular

B. Trauma

C. Infection

D. Demyelination

What is the commonest cause of Locked-in syndrome among the following demyelinating diseases?

A. Multiple Sclerosis

B. Central pontine myelinolysis

C. Guillain-Barre syndrome

D. Amyotrophic lateral sclerosis

Which of the following site lesion cause complete locked-in syndrome?

A. Ventral pons

B. Dorsal pons

C. Ventromedial midbrain

D. Medulla

Which of the following artery involvement likely to cause signs of locked-in syndrome?

A. Anterior Cerebral Artery

B. Middle Cerebral Artery

C. Posterior communicating Artery

D. Basilar artery


What is Flechsig tract ?

Dorsal spinocerebellar tract

  1. Also known as the posterior spinocerebellar tract or Flechsig tract,
  2. It is a somatosensory part of the sensory nervous system that relays unconscious proprioceptive information from the lower limbs and trunk of the body to the cerebellum

      SubscribeMedicine MCQs with Answers

      For Medical Students & Doctors. Share with Your Friends & Encourage Us.

      Scroll to Top
      Enable Notifications OK No thanks