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A 72-Year-Old Man Is Brought to the Emergency Department Due

question 219

Multiple Choice

A 72-year-old man is brought to the emergency department due to diarrhea and vomiting for the last 24 hours. The patient's daughter states that he has been unable to take in much fluid during this time. He has hypertension treated with hydrochlorothiazide, which he has not taken since the onset of symptoms. Blood pressure is 90/60 mm Hg and pulse is 105/min. Examination shows dry mucous membranes. Urinalysis reveals concentrated urine with a specific gravity of 1.030. Which of the following changes in renal plasma flow (RPF) , glomerular filtration rate (GFR) , and filtration fraction (FF) are most likely to be present in this patient as compared with the normal state?
$A 72-year-old man is brought to the emergency department due to diarrhea and vomiting for the last 24 hours. The patient's daughter states that he has been unable to take in much fluid during this time. He has hypertension treated with hydrochlorothiazide, which he has not taken since the onset of symptoms. Blood pressure is 90/60 mm Hg and pulse is 105/min. Examination shows dry mucous membranes. Urinalysis reveals concentrated urine with a specific gravity of 1.030. Which of the following changes in renal plasma flow (RPF) , glomerular filtration rate (GFR) , and filtration fraction (FF) are most likely to be present in this patient as compared with the normal state? A) A B) B C) C D) D E) E$

Definitions:

Aging

A method used in accounting to categorize a company's accounts receivable according to the duration of time an invoice has been outstanding.

Allowance Account

An account used to reduce the carrying amount of accounts receivable or loans to their net realizable value, reflecting expected losses due to uncollectibility.

Aging

A method used to categorize accounts receivable based on the length of time an invoice has been outstanding.

Accounts Receivable

Unpaid customer debts to a company for goods or services that have been supplied.