Brainstem Quiz

What are the three gross subdivisions of the brainstem?

• Frontal lobe, Parietal lobe, Occipital lobe

• Midbrain, Pons, Medulla oblongata

• Amygdala, Hippocampus, Basal ganglia

• Cerebellum, Thalamus, Hypothalamus

Which part of the brainstem is responsible for basic vital functions such as breathing and heartbeat?

• Pons

• Midbrain

• Cerebellum

• Medulla oblongata

What is the main function of the reticular formation in the brainstem?

• Maintaining consciousness and sleep

• Controlling voluntary movements

• Processing visual information

• Regulating body temperature

Which artery supplies the lower cerebellum and medulla oblongata?

• Internal auditory artery

• Posterior cerebral artery

• Anterior inferior cerebellar artery

• Superior cerebellar artery

What is the main function of the dorsal tectum in the midbrain?

• Regulation of heart rate

• Control of reflex movements in response to auditory stimuli

• Processing taste sensations

• Control of reflex movements in response to visual stimuli

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

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

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

Which structure is responsible for the contralateral loss of pain and temperature sensations in the trunk and limbs in lateral medullary syndrome?

• Lateralspinothalamic tract

• Spinal trigeminal nucleus

• Vestibular nuclei

• Nucleus ambiguous