A 73-Year-Old Man Comes to the Emergency Department Due to Right-Sided

question 513

Multiple Choice

A 73-year-old man comes to the emergency department due to right-sided weakness and difficulty speaking.  The patient woke up with the symptoms an hour before arriving but felt well when he went to bed last night.  He has a history of paroxysmal atrial fibrillation but is not adherent with medical therapy.  Temperature is 98.6 F (37 C) , blood pressure is 130/70 mm Hg, and pulse is 110/min and irregularly irregular.  Physical examination shows right-sided hemiplegia, hemisensory loss, and aphasia.  Despite appropriate treatment, the patient's symptoms fail to improve.  Over the next week, which of the following processes is most likely to occur in the affected brain region?

• A)Accumulation of fibrin-like material in vessel walls
• B)Formation of a necrotic focus surrounded by epithelioid macrophages
• C)Deposition of fatty acid and calcium complexes
• D)Hydrolytic enzyme-induced tissue digestion
• E)Tissue necrosis with preservation of cellular architecture

Understand the implications of alcohol and other psychoactive substance use on social behavior and health.

Explain the physiological and psychological effects of alcohol consumption.

Describe the mechanisms and effects of drug tolerance, withdrawal, and addiction.

Understand the impact of substance use on society and the economy.

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Definitions:

Reproductive Capacity

Refers to the potential or actual ability of an organism to produce offspring through sexual or asexual means.

Sex Differences

The biological and physiological distinctions between males and females.

Fraternal Birth-Order Effect

A phenomenon suggesting that a male child's chances of being homosexual increase with the number of older brothers he has.

Homosexual

Referring to individuals who are sexually attracted to members of the same sex.