ATI LPN
ATI Vital Signs Test 58 Questions Quizlet Questions
Question 1 of 5
Client with chronic renal failure has a serum potassium level of 6.8 mEq/L. What should the nurse assess first?
Correct Answer: D
Rationale: Hyperkalemia (6.8 mEq/L) can cause life-threatening arrhythmias, so cardiac rhythm assessment is the priority (D). BP (A), respirations (B), and temperature (C) are secondary in this acute situation.
Question 2 of 5
The hormone responsible for a positive pregnancy test (UPT) is:
Correct Answer: C
Rationale: Human Chorionic Gonadotropin (hCG) (C) is produced by the placenta and detected in urine pregnancy tests. Estrogen (A), progesterone (B), and FSH (D) are not specific markers.
Question 3 of 5
When assessing a client with glaucoma, a nurse expects which of the following findings?
Correct Answer: B
Rationale: Glaucoma causes halos around lights (B) due to elevated intraocular pressure (IOP). Double vision (A) is unrelated, 15 mm Hg (C) is normal IOP, and a soft globe (D) suggests hypotony, not glaucoma.
Question 4 of 5
Which of the following types of immunoglobulins does not cross the barrier between mother and infant in the womb?
Correct Answer: B
Rationale: IgM (B) does not cross the placenta due to its large size; only IgG crosses. IgA (A) is in breast milk, IgD (C) and IgE (D) have specific roles but don’t cross prenatally.
Question 5 of 5
A confirmational test for gestational diabetes?
Correct Answer: C
Rationale: The glucose tolerance test (C) confirms gestational diabetes by measuring glucose response, the gold standard. Fasting sugar (A) and urine sugar (B) are screening tools.