Advanced Concepts of Medical-Surgical
Nursing
Exam 2 Questions & Answers
2026/2027 Academic Year
Galen College of Nursing
Welcome to the NUR 265 Advanced Concepts of Medical-
Surgical Nursing Exam 3 Practice Resource, designed to help
nursing students strengthen their understanding of key
concepts and prepare effectively for their first course
assessment.
This resource provides a focused collection of original
practice questions, answer explanations, and rationales
covering major concepts commonly encountered in advanced
medical-surgical nursing. The questions are designed to
encourage clinical reasoning, application of nursing
knowledge, and recognition of appropriate patient-care
priorities.
NURSE_PAULA
,1. Which chamber of the heart pumps oxygenated blood into
the systemic circulation?
A. Right atrium
B. Right ventricle
C. Left atrium
D. Left ventricle
Answer: D. Left ventricle
Rationale: The left ventricle pumps oxygenated blood
through the aorta into the systemic circulation.
2. Which valve separates the left atrium from the left
ventricle?
A. Tricuspid
B. Pulmonary
C. Mitral
D. Aortic
Answer: C. Mitral
Rationale: The mitral, or bicuspid, valve prevents
backflow from the left ventricle into the left atrium
during ventricular contraction.
3. Which structure normally initiates the electrical
impulse that controls the heart rate?
A. AV node
B. SA node
NURSE_PAULA 1