Answer to Question 1
A
Explanation: A) Correct Blood urea nitrogen (BUN).
B) Urinalysis (UA) is not a blood test.
C) Culture and sensitivity (C&S) is not a blood test.
D) Specific gravity (SG) is not a blood test.
Answer to Question 2
A cerebrovascular accident (or a stroke) occurs when the blood supply is cut off to the brain. An infarct or dead area develops.
Causes:
Hemorrhagicruptured blood vessel
Embolusa floating clot lodges in a cerebral vessel
Thrombusa stationary clot forms within a cerebral blood vessel
Compressiona space-occupying lesion (like a tumor) pinches off an adjacent blood vessel
