Brainstem

Which structure is responsible for the contralateral loss of vibration and proprioception of the body in medial medullary syndrome?

• Lateral vestibulospinal tract

• Pyramid

• Inferior olivary nucleus

• Medial lemniscus

What is the primary function of the red nucleus in the midbrain?

• Regulating body temperature

• Controlling voluntary movements

• Processing visual information

• Regulating heart rate

Which brainstem vascular zone is affected in Patient 1?

• Medial Midbrain

• Medial Pons

• Lateral Pons

• Medial Medulla

• Lateral Medulla

Which arterial supply is most likely to be infarcted in Patient 2?

• Superior cerebellar

• Posterior cerebral

• Basilar

• Anterior inferior cerebellar

• Posterior inferior cerebellar

Which cranial nerve motor nuclei are affected in Patient 3? (select all that apply)

• Oculomotor (III)

• Trigeminal (V)

• Abducens (VI)

• Facial (VII)

• Hypoglossal (XII)

Which of the following structures is LEAST likely to be affected in Patient 4?

• Facial motor nucleus (VII)

• Left spinothalamic tract (STT)

• Right spinal trigeminal nucleus/tract

• Cerebellar fibers

Which of the following structures would you postulate might be affected in Patient 5? (select all that apply)

• Vestibular nuclei

• Nucleus ambiguus

• Hypoglossal nucleus

• Trigeminal motor nucleus

• Medial longitudinal fasciculus

IDENTIFY THE POINTED STRUCTURE

• Superior cerebellar peduncle

• Middle cerebellar peduncle

• Inferior cerebellar peduncle

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

• Medulla oblongata

• Pons

• Midbrain

• Thalamus

Tags

NGSS.HS-LS1-3

The brainstem connects the brain to which part of the nervous system?

• Peripheral nervous system

• Central nervous system

• Autonomic nervous system

• Spinal cord