NEUROANATOMY QUIZ

A 20-year-old female patient sustained a traumatic brain injury (TBI) resulting in a contusion of the right frontal lobe. Clinically, she presented with significant weakness and spasticity on the left side of her body. The patient's left hemiparesis is a direct result of damage to which specific gyrus?

• Precentral

• Postcentral

• Inferior frontal

• Pars triangularis

A 38 years old male patient presents with a complete spinal cord injury (SCI) at the C5 level. In addition to quadriplegia, which of the following functional abilities would you most expect the patient to preserve in allowing for targeted rehabilitation using this muscle group?

• Trunk control and stability

• Full hand and finger function

• Wrist extension (tenodesis grasp)

• Elbow flexion and shoulder abduction

Which of the following cardinal Parkinsonism symptoms is often the first and most recognizable sign?

• Tremor

• Rigidity

• Bradykinesia

• Postural instability

A patient with MS reports 'pins and needles’ (paresthesia) and a 'burning' sensation in the limbs (dysesthesia). This is due to demyelination in which tract?

• Trigeminothalamic

• Lateral Corticospinal

• Anterior spinothalamic

• Dorsal Column Medial Lemniscus

A patient with bulbar onset of Amyotrophic Lateral Sclerosis (ALS) would first exhibit symptoms related to the degeneration of motor neurons in the brainstem. Which of the following is a cardinal sign of bulbar ALS?

• Atrophy of the intrinsic hand muscles

• Flaccid paralysis in the lower limbs

• Dysarthria and dysphagia

• A positive Babinski sign

A 50-year-old female patient is able to recall events from her childhood vividly but cannot remember what she had for breakfast or the names of her therapists. This specific inability to form new long-term memories is known as anterograde amnesia and is associated with bilateral degeneration of neurons in which structure?

• Amygdala

• Septal area

• Hippocampus

• Globus pallidus

A 45 years old patient with a brainstem lesion presents with a 'down and out' deviation of the right eye, a dilated right pupil that doesn't react to light and a drooping right eyelid (ptosis). This distinct combination of symptoms points to a lesion of which cranial nerve?

• Trochlear

• Abducens

• Trigeminal

• Oculomotor

A 40 years old female patient has difficulty getting up from a chair without using her arms and has weakness when extending her knees. A neurological exam reveals a diminished patellar reflex. These findings suggest weakness in the quadriceps muscle, pointing to a potential lesion at which spinal cord segment?

• L4

• L5

• S1

• S2

A 70 years old patient presents with a movement disorder characterized by ataxia, intention tremors and an inability to perform rapid alternating movements. These symptoms are most indicative of a lesion in which structure?

• Cerebellum

• Basal ganglia

• Primary motor area

• Anterior horns of spinal cord

A patient presented with fluent aphasia. Which artery might be occluded?

 

• Left Middle Cerebral Artery

• Left Anterior Cerebral Artery

• Right Middle Cerebral Artery

• Right Anterior Cerebral Artery