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*AIIMS NORCET-11 Nursing Officer Recruitment 2026*

Online Application Now Open!

📅 Last Date to Apply: 13 August 2026

New Registration (OTR):
https://aiimsexams.ac.in/otr

Candidate Login / Complete Application:
https://aiimsexams.ac.in/auth/login

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*ETT & SUCTIONING – HIGH-YIELD ONE-LINERS*
1. What is suctioning?
➡️ Removal of airway secretions using a suction machine.
2. In which patients is suctioning indicated?
➡️ Patients who cannot clear secretions by coughing (ETT, ventilated, unconscious patients).
3. What are the sites of suctioning?
➡️ Oral, Nasal, and Endotracheal Tube (ETT).
4. What is the correct sequence of suctioning?
➡️ ETT → Mouth → Nose (from sterile to contaminated area).
5. What is open suctioning?
➡️ Suctioning performed after disconnecting the ventilator (Sterile procedure).
6. What is closed suctioning?
➡️ Suctioning performed without disconnecting the ventilator (Clean procedure).
7. What is the advantage of open suctioning?
➡️ Better sterility.
8. What is the advantage of closed suctioning?
➡️ Reduces hypoxia and infection risk.
9. How long can a closed suction catheter be used?
➡️ Up to 72 hours (according to hospital protocol).
10. What should be the suction catheter size?
➡️ It should not exceed half of the internal diameter of the ETT.
11. What is the catheter size formula?
➡️ Catheter Size (Fr) = ETT Size (mm) × 2 − 2.
12. What if the calculated catheter size is odd?
➡️ Select the next smaller catheter size.
13. What should be given before suctioning?
➡️ 100% oxygen (Preoxygenation).
14. Why is preoxygenation done?
➡️ To prevent hypoxia during suctioning.
15. Why is hyperventilation done before suctioning?
➡️ To increase the oxygen reserve.
16. When should suction pressure be applied?
➡️ Only while withdrawing the catheter.
17. Why is suction not applied during catheter insertion?
➡️ To prevent airway trauma and mucosal injury.
18. What should be done after resistance is felt?
➡️ Withdraw the catheter 1–2 cm before applying suction.
19. How should the catheter be removed?
➡️ By using a rotatory motion.
20. What is the maximum suction time?
➡️ 10–15 seconds.
21. Which catheter is used for oral suctioning?
➡️ Yankauer (Tonsil Tip).
22. Which catheter is used for nasopharyngeal suctioning?
➡️ Plain suction catheter.
23. What is the maximum number of suction passes in one cycle?
➡️ 3–4 passes.
24. What is the ideal position for suctioning?
➡️ Semi-Fowler's position (30–45°).
25. What is the maximum suction pressure in adults?
➡️ 150 mmHg.
26. What is the maximum suction pressure in children?
➡️ 120 mmHg.
27. What is the maximum suction pressure in infants?
➡️ 100 mmHg.
28. What should be done if the heart rate decreases by 20 bpm or increases by 40 bpm?
➡️ Stop suctioning immediately.
29. What should be done if SpO₂ falls during suctioning?
➡️ Stop suctioning and hyperoxygenate the patient.
*ENDOTRACHEAL TUBE (ETT)*
30. Why is ETT cuff pressure checked?
➡️ To prevent air leak and tracheal injury.
31. What is the preferred position for ETT insertion in obese patients?
➡️ RAMP position.
32. What is the full form of BURP?
➡️ Backward Upward Rightward Pressure.
33. Where is BURP applied?
➡️ On the thyroid cartilage.
34. Why is BURP performed?
➡️ To improve visualization of the glottis during intubation.
35. What is Sellick maneuver?
➡️ Application of pressure over the cricoid cartilage.
36. Why is Sellick maneuver performed?
➡️ To prevent aspiration.
37. In which patients is Sellick maneuver indicated?
➡️ Pregnancy, GERD, obesity, hiatus hernia, and ascites.
38. When is Sellick maneuver performed?
➡️ After induction of anesthesia during endotracheal intubation.
PEDIATRIC ETT
39. What is the formula for cuffed ETT size?
➡️ Age/4 + 4.
40. What is the formula for uncuffed ETT size?
➡️ Age/4 + 3.5.
*PIN INDEX SAFETY SYSTEM (PISS)*
41. What is the full form of PISS?
➡️ Pin Index Safety System.
42. What is the purpose of PISS?
➡️ To prevent attachment of the wrong gas cylinder.
43. What is the pin index for Oxygen?
➡️ 2–5.
44. What is the pin index for Air?
➡️ 1–5.
45. What is the pin index for Nitrous Oxide?
➡️ 3–5.
46. What is the pin index for Carbon Dioxide?
➡️ 1–6.
47. What is the pin index for Entonox?
➡️ 7.
48. What is the pin index for Nitrogen?
➡️ 1–4.
IMPORTANT EXAM PEARLS
49. Open suctioning is a __ procedure.
➡️ Sterile procedure.
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50. Closed suctioning is a __ procedure.
➡️ Clean procedure.
51. Which site should be suctioned first?
➡️ Endotracheal Tube (ETT).
52. Which is the most contaminated suction site?
➡️ Oral cavity.
53. What is the main indication for suctioning?
➡️ Retained airway secretions.
54. What is the most common complication of suctioning?
➡️ Hypoxia.
55. What can excessive suction pressure cause?
➡️ Mucosal trauma and bleeding.
56. What can prolonged suctioning cause?
➡️ Hypoxemia, bradycardia, and arrhythmias.
57. Can an open suction catheter be reused?
➡️ No, it is single-use only.
58. Can a closed suction catheter be reused?
➡️ Yes, according to protocol (usually up to 72 hours).
59. Why is the ETT cuff inflated after intubation?
➡️ To prevent air leak and aspiration.
60. What is the first confirmation after ETT insertion?
➡️ Bilateral chest rise and equal breath sounds (ETCO₂ confirmation is the gold standard).
_*Cherry Red Spot: Differential Diagnosis*_

Here's a mnemonic to help you remember the possible causes of a *Cherry Red Spot:*
*GOLD SPOT*

1. *G*: *Gaucher's disease*, *Gangliosidosis*, *Goldberg syndrome*
2. *O*: *Obstruction* (CRAO - Central Retinal Artery Occlusion)
3. *L*: *LeukoDystrophy*
4. *D*: *Sandhoff's disease*, *Sialidosis*
5. *S*: *Niemann Pick's disease*
6. *P*: *Ocular Trauma*
7. *O*: *Other causes*, including *Tay-sachs disease*
8. *T*: *Trauma-related causes*

*

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*MTP ACT*


≤20 wk → 1 RMP
20–24 wk → 2 RMP (rape / minor / special category)
>24 wk → State Medical Board (fetal anomaly)
Emergency → Any week, no opinion
Consent → Woman only
<18 / mentally ill → Guardian
Contraceptive failure → ONLY married
Drugs (≤9 wk) → Mife + Miso




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🫁 Breathing easy in exams starts here!

RESPIRATORY SYSTEM - QUICK NOTES
For NORCET 11 & RRB Nursing Superintendent

STRUCTURE OF RESPIRATORY SYSTEM

• Upper Respiratory Tract: Nose, Pharynx, Larynx
• Lower Respiratory Tract: Trachea, Bronchi, Lungs, Alveoli
• Alveoli: Actual site of gaseous exchange
• Total lung capacity: 6000 ml

IMPORTANT LUNG VOLUMES

• Tidal Volume: 500 ml (normal breathing)
• Inspiratory Reserve Volume: 3000 ml
• Expiratory Reserve Volume: 1100 ml
• Residual Volume: 1200 ml (air left after forced expiration)

BREATHING

• Normal Respiratory Rate: 12-20 breaths/min
• Inspiration: Active process (diaphragm contracts)
• Expiration: Passive process
• Hypoxia: Deficiency of oxygen in tissues
• Hypercapnia: Excess CO2 in blood

IMPORTANT TERMS

• Apnea: Absence of breathing
• Dyspnea: Difficulty in breathing
• Orthopnea: Difficulty breathing while lying flat
• Cyanosis: Bluish discoloration due to low oxygen

EXAM TIP
Surfactant is produced by Type II alveolar cells. It prevents collapse of alveoli. Deficiency of surfactant causes Respiratory Distress Syndrome in newborns. This is a frequently asked
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