Which of the following is used to access the level of consciousness?

Appeared in: PGIMS Rohtak NO - 2017

Explanation

The Glasgow Coma Scale (GCS) is the most widely used standardized tool for objectively assessing a patient's level of consciousness.
It evaluates three key categories of behavior: eye opening (E), verbal response (V), and motor response (M).
The total score ranges from 3 (indicating deep coma or brain death) to 15 (indicating a fully awake, alert, and oriented patient).
It is crucial for monitoring neurological status over time, especially in patients with traumatic brain injury, stroke, or other acute neurological conditions.

Option A: APGAR scoring is a rapid assessment tool for newborns, not for the general assessment of consciousness in adults or children.
Option B: The Braden scale assesses factors that contribute to the risk of developing pressure injuries (bedsores), not neurological function or consciousness.
Option D: A Snellen's chart is used to test visual acuity (clarity of vision), which is a sensory function, not the overall level of consciousness.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Assessment of Level of Consciousness as background academic context rather than a clinical decision trigger.
A GCS score of 8 or less is a critical finding, often indicating severe brain injury and the need for immediate airway protection, such as intubation.
Nurses must perform serial GCS assessments to detect subtle changes in a patient's neurological status. A drop in the GCS score is a red flag that requires urgent notification of the healthcare provider.
What if? If a patient is intubated and cannot provide a verbal response, the GCS score is documented with a 'T' (e.g., GCS 7T). This indicates the verbal component could not be assessed, preventing an artificially low score.

How to Approach the Question

First, identify the key concept in the question stem, which is 'assess the level of consciousness'.
Recall the specific clinical tools used for neurological assessment.
Evaluate each option to determine its primary purpose.
Option A, APGAR, is for newborns. Option B, Braden, is for pressure ulcer risk. Option D, Snellen's chart, is for vision.
Recognize that the Glasgow Coma Scale is the specific tool designed to measure the level of consciousness.
Select the option that directly matches the assessment required by the question.

Concept Tested & Keywords

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E6 Nursing Fundamentals Taylor p. 412-414

E6 Nursing Brunner Adult Health 3SA Vol 2 Part 2 p. 86-88

E6 Guide to Mental Health & PSYCHIATRIC NURSING R Sreevani— Part 2 (pp 290-564 of 579) p. 196-198

Practise the full PGIMS Rohtak NO - 2017

Attempt every question from this paper in a timed mock, then review the full solution for each one.