Prite 2020 With Correct Questions &
Solutions!!(RATED A)
What is abulia? - ANSWERLack of will, drive, or initiative for action, speech and thought
What is anterior cerebral artery stroke syndrome? - ANSWER- Contralateral leg paresis
- Abulia, disinhibition, executive dysfunction
*In some cases, akinetic mutism, if bilateral caudate head infarction
What is middle cerebral artery stroke syndrome? - ANSWER- Contralateral hemiparesis/sensory loss
- Homonymous hemianopia
- Dysarthria, aphasia, Alexia, agraphia, acalculia, apraxia
*If non-dominant side (right hemisphere) affected, patient may neglect the left side of environment
What is posterior cerebral artery syndrome? - ANSWER- Occipital lobe: contralateral homonymous
hemianopia, cortical blindness
- Medial temporal lobe: long term and short term memory loss, behavioral alteration (paranoia,
agitation, anger)
- Thalamic infarct (decreased level of consciousness, memory impairment, executive function,
aphasia, contralateral sensory loss)
What is the presentation of midbrain stroke? - ANSWER- Ipsilateral 3rd nerve palsy
- Contralateral hemiparesis of the arm and leg, sometimes with hemiplegia of the face
- Contralateral hemiataxia
What is the presentation of medullary stroke? - ANSWER- Tongue weakness
- Sensory loss in face
,- Horner's syndrome
- Palate weakness (dysphagia)
What is lacunar stroke syndromes? - ANSWER- Pure motor stroke: posterior limb of the internal
capsule (stuttering over hours to days)
- Pure sensory stroke: thalamic infarction
- Sensorimotor stroke: junction between thalamus and internal capsule
- Ataxic hemiparesis: infarction in the corona radiate (ataxia is unilateral)
- Clumsy hand-dysarthria: pons (sometimes corona radiate and internal capsule) infarction
What is the most common comorbidity in a patient with an anxiety disorder? - ANSWERAnother
anxiety disorder
What is the presentation of pontine stroke? - ANSWER- Horner's syndrome on ipsilateral side
- 6th and 7th nerve palsy (diplopia, weak face) on ipsilateral side
- Loss of pain and temperature sense on ipsilateral side
- Nystagmus, nausea
- Loss of sensation/weakness in leg/arm on contralateral side
What are the most common causes of copper deficiency? - ANSWERGastric bypass surgery and zinc
toxicity
What is the presentation of copper deficiency? - ANSWERHematological consequences:
myelodysplasia, anemia, low white blood cell count
Neurological consequences: sensory ataxia, spasticity, muscle weakness, damage to peripheral
nerves, myelopathy and rarely optic neuropathy
How does vitamin B6 (pyridoxine) present? - ANSWER- Caused by pyridoxine-inactivating drugs such
as isoniazid, protein-energy undernutrition, malabsorption, alcoholism, or excessive loss
- Deficiency can cause peripheral neuropathy, seborrheic dermatitis, glossitis, and cheilosis. In adults,
depression, confusion and seizures are typical
, What statistic variable measures the magnitude of difference between two intervention groups? -
ANSWEREffect size
What is ornithine transcarbamylase deficiency? - ANSWERInherited disorder that causes ammonia to
accumulate in the blood
- Ammonia, which is formed when proteins are broken down in the body, is toxic if the levels become
too high
What is MECP2? What disorder does it cause? - ANSWER- It is a methylated DNA binding protein. It
binds to methylated to DNA and removes acytlase.
- In females it causes Rett syndrome.
- Cause an extremely variably expressed syndrome featuring cognitive impairment and other CNS
features in males (MECP2 duplication syndrome: severe intellectual disability and impaired motor
function)
What is cluster A personality disorders? - ANSWERCharacterized by odd, eccentric thinking or
behavior
- Paranoid personality disorder
- Schizoid personality disorder
- Schizotypal personality disorder
What is cluster B personality disorders? - ANSWERCharacterized by dramatic, overly emotional or
unpredictable thinking or behavior
- Antisocial personality disorder
- Borderline personality disorder
- Histrionic personality disorder
- Narcissistic personality disorder
How is empathy distinguished from identification? - ANSWERRetaining objectivity in the relationship
What is cumulative incidence? - ANSWERNumber of new cases/number of people at risk in
population
