Total cessation of breathing is called:

Appeared in: NHM UP Staff Nurse - 2019

Explanation

Apnea is the medical term for the temporary or complete cessation of breathing.
The term 'a-' is a prefix meaning 'without' or 'absence of', and '-pnea' pertains to breathing, so apnea literally means 'without breathing'.
Clinically, it is defined as a pause in breathing lasting at least 10 seconds, which can be a life-threatening emergency requiring immediate intervention.

Why Other Options Were Wrong

Option A: Tachypnea refers to abnormally rapid breathing (a rate greater than 20 breaths per minute in adults), not the cessation of breathing.
Option B: Orthopnea is difficulty breathing when lying in a supine position. It is a symptom, not a pattern of breathing cessation.
Option D: Bradypnea refers to an abnormally slow rate of breathing (a rate less than 12 breaths per minute in adults), not a complete stop.

Related Visual

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Respiratory Terminology and Breathing Patterns as background academic context rather than a clinical decision trigger.
Nurses must be able to rapidly and accurately identify abnormal breathing patterns like apnea, as it can signal life-threatening conditions such as respiratory arrest, drug overdose, or severe neurological injury.
Prompt recognition of apnea allows for timely interventions, including stimulating the patient, opening the airway, providing rescue breaths, or initiating CPR, which are critical to prevent hypoxic brain injury and death.
What if? - If the patient was experiencing bradypnea instead of apnea, the immediate nursing action would shift from emergency resuscitation to a focused assessment for causes like opioid overdose, hypothyroidism, or head injury, and preparing to administer naloxone if indicated, rather than immediately starting rescue breaths.

How to Approach the Question

This is a factual recall question that tests your knowledge of medical terminology. Start by analyzing the keywords in the question stem: 'Total cessation of breathing'.
Break down the medical terms into their roots. The suffix '-pnea' relates to breathing. The prefixes give clues: 'a-' (without), 'tachy-' (fast), 'brady-' (slow), and 'ortho-' (straight/upright).
Evaluate each option based on these roots:
Tachypnea: Fast breathing.
Orthopnea: Difficulty breathing unless upright.
Apnea: Without breathing.

Concept Tested & Keywords

Concept Tested: Respiratory Terminology and Breathing Patterns
Stem keywords: Total cessation, breathing
Lead-in keywords: is called

Question ID

QBvWhmZU0czZ3H4ZG_FCps

Reference Book

E6 Physiology Essentials Sembulingam 10e Part 3 p. 1-3

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 6990-6992

E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 1084-1086

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