Brainstem

Which structure is responsible for the coordination of eye movements in the brainstem?

• Pons

• Medulla oblongata

• Superior colliculus

• Inferior colliculus

Which syndrome is associated with ipsilateral oculomotor nerve palsy and contralateral hemiparesis?

• Parinaud syndrome

• Weber syndrome

• Benedikt syndrome

• Claude syndrome

What is the main function of the pontine nuclei in the pons?

• Controlling voluntary movements

• Receiving corticopontine fibers from different lobes of the cerebrum

• Processing sensory information

• Regulating body temperature

What is the main function of the inferior olivary nucleus in the medulla oblongata?

• Regulating body temperature

• Controlling motor coordination

• Processing visual information

• Maintaining consciousness

What is the primary function of the Ascending Reticular Activating System (ARAS) in the brainstem?

• Control of voluntary movements

• Regulation of sleep cycle

• Conduction of sensory and motor tracts

• Regulation of autonomic functions

What is the main role of the Medullary Rhythmicity Area in the brainstem?

• Maintaining body balance

• Processing taste sensations

• Controlling respiratory functions

• Regulating heart rate

Tags

NGSS.HS-LS1-3

What is the primary function of the Dorsal Motor Nucleus of CN X in the medulla oblongata?

• Processing taste sensations

• Controlling swallowing and hoarseness

• Controlling motor coordination

• Regulating body temperature

Which artery supplies the lateral spinothalamic tract and the middle and inferior cerebellar peduncles?

• Posterior inferior cerebellar artery

• Anterior inferior cerebellar artery

• Superior cerebellar artery

• Basilar artery

Which part of the brainstem is primarily responsible for regulating heart rate and blood pressure?

• A) Midbrain

• B) Pons

• C) Medulla oblongata

• D) Thalamus

What is the role of the reticular formation located in the brainstem?

• A) Processing visual information

• B) Regulating sleep-wake cycles

• C) Controlling voluntary movements

• D) Processing auditory information