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NU 110 EXAM 4 QUESTIONS AND ANSWERS | 2026 UPDATE | 100% CORRECT | WITH COMPLETE SOLUTIONS - GALEN.

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This study document is a comprehensive exam preparation resource created for students taking NU 110 at Galen College of Nursing. It is designed to help learners review the core concepts and nursing principles commonly assessed on Exam 4 through a structured collection of practice questions, detailed answers, and easy-to-follow explanations. The material covers essential topics introduced throughout the NU 110 course, reinforcing foundational nursing knowledge, patient care concepts, safety standards, communication techniques, infection prevention, documentation, and the nursing process. Each question is accompanied by a complete solution to help students understand the reasoning behind the correct answer, improve clinical judgment, and strengthen critical-thinking skills. This resource is suitable for independent study, classroom review, homework support, and exam revision. It enables students to evaluate their understanding of course content, identify weak areas, and build confidence before taking quizzes, unit exams, or comprehensive nursing assessments.

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,
, NU 110 EXAM 4 QUESTIONS AND ANSWERS | 2026 UPDATE | 100%
CORRECT | WITH COMPLETE SOLUTIONS - GALEN.




SECTION 1: NERVOUS SYSTEM - NEURONS AND ACTION POTENTIALS (Questions 1-12)


Question 1
The Central Nervous System (CNS) consists of which structures?
A) Brain and spinal cord
B) Brain and cranial nerves
C) Spinal cord and peripheral nerves
D) Cranial and spinal nerves

ANSWER: A – Brain and spinal cord
Rationale:
• Option A (Brain and spinal cord) is correct because the Central Nervous System
(CNS) is the control center of the body, comprising the brain and spinal cord.
• Option B (Brain and cranial nerves) is incorrect; cranial nerves are part of the
Peripheral Nervous System (PNS).
• Option C (Spinal cord and peripheral nerves) is incorrect; peripheral nerves are part
of the PNS.
• Option D (Cranial and spinal nerves) is incorrect; both are part of the PNS.


Question 2
What are the two main parts of nervous tissue?
A) Neurons and synapses
B) Glia cells and neurons
C) Axons and dendrites
D) Myelin and Schwann cells

ANSWER: B – Glia cells and neurons
Rationale:

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