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NUR 265 Exam 2 Questions and Answers 2025/2026, Exams of Nursing

How is an ET tube placement confirmed? ➫ From first to last ETCO2 20-40mmHg Chest symmetry Listen to left/right/abdomen Chest X-Ray Describe the A/C vent mode. ➫ The vent does everything for the patient. It delivers a set amount of breaths per minute Describe SIMV vent mode.

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2024/2025

Available from 03/20/2025

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NUR 265 Exam 2
Questions and Answers
How is an ET tube placement confirmed?
From first to last
ETCO2 20-40mmHg
Chest symmetry
Listen to left/right/abdomen
Chest X-Ray
Describe the A/C vent mode.
The vent does everything for the patient. It delivers a set amount of
breaths per minute
Describe SIMV vent mode.
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NUR 265 Exam 2

Questions and Answers

How is an ET tube placement confirmed?

➫ From first to last

ETCO2 20-40mmHg Chest symmetry Listen to left/right/abdomen Chest X-Ray Describe the A/C vent mode.

➫ The vent does everything for the patient. It delivers a set amount of

breaths per minute Describe SIMV vent mode.

➫ The pt attempts to breath and the vent assists with their breaths

What are the different ventilator settings?

➫ Mode

FiO Rate Tidal Volume (Vt) PEEP What is PEEP?

➫ It is positive pressure that tells the alveoli in the lungs to stay open a little

longer. It helps with gas exchange. What are some complications of PEEP?

➫ Pneumothorax

SubQ Emphysema (crepatus) Decreased pre-load

Suction Oral care Q2H Prevent aspiration Lip moisturizer Percussion Give examples of what could cause a high pressure alarm.

➫ Blocked airway

Coughing Tension pneumothorax Anxiety/Pain: Sedate them Kinks in tubing Decreased lung compliance: ARDS Assess the patient not the monitor Give examples of what could cause a low pressure alarm.

➫ Not getting enough air (in or out)

Air leak in the cuff: Check the pilot balloon Disconnected tubing Low Vt Assess the patient not the monitor What are some things we have to do when caring for a vented patient?

➫ Lung assessment

Frequent vital signs (every 4 hours) I&O (look at balances) Foley NPO Nutrition (NG Tube for all vent patients) Skin Care Monitor ABG/labs VTE prophylaxis

➫ ABC: might need intubation

Anticoags (heparin/warfarin/fibrinolytics) High Fowlers Telemetry Safety/bleeding precatutions 100% non rebreather What is a pulmonary contusion?

➫ A "bruise" of the lung

What is the treatment/nursing interventions for a pulmonary contusion?

➫ PEEP to try and fix itself (bruise will desolve itself)

Monitor ABC's Is an increase in output from a chest tube expected?

NO

What are s/s of a pulmonary contusion?

➫ Hemorrhaging and edema in the lungs

Hyposix Dyspneic Hemoptysis Crackles,wheezes, decreased O2 sat Describe flail chest.

➫ 2 or more completely broken ribs with no support. Creates a paradoxical

chest movement. What are the nursing interventions for flail chest?

➫ - ABC/pain/safety

  • Normally on a vent
  • Manage the symptoms with fluids and vasopressors What is the treatment for a pneumothorax?

Chest Tube What is ARDS?

➫ Acute Resp. Failure with these features:

  • Refractory hypoxemia
  • Decreased pulmonary compliance
  • Dyspnea What is refractory hypoxemia?

➫ No matter how much oxygen the patient is on, the O2 sats are not getting

any better Is ARDS reversable?

➫ Yes, it is reversible but it needs to e caught early. It can progress to Resp.

Failure! What are some common causes of an acute lung injury?

➫ Shock

Trauma Serious nervous system injury Pancreatitis Sepsis Fat and amniotic fluid emboli Inhalation of smoke Drug ingestion What are common assessment findings with ARDS?

Clear lung sounds early and crackles late

Dysrhythmias Increased RR Hypoxia Pallor Cyanosis Sternal retractions

For a chest tube, is there supposed to be bubbling in the water seal chamber?

➫ No. Bubbling means that there is an air leak

For a chest tube, is there supposed to be bubbling in the suction control chamber?

➫ Yes

What is a pheochromocytoma?

➫ A catecholamine producing tumor that arises in the adrenal medulla. The

tumor releases an excess amount of epinephrine and NE. What is the hallmark symptom of a pheochromocytoma?

➫ Hypertension

True or False. It is appropriate to palpate the abdomen in a patient with a pheochromocytoma?

➫ False. Palpating the abdomen could stimulate a sudden release of

catacholamines and trigger severe HTN. What are the s/s of a pheochromocytoma?

➫ HTN

Headaches Palpitations Severe Anxiety Pallor A-Fib Diaphoresis How is a pheochromocytoma diagnosed?

➫ HTN

Elevated levels of catecholamines CT/MRI

Hyperkalemia (watch for dysrhythmias: put on tele) What are lab values of Cushings?

➫ Hyperglycemia

Hypercolemia Hypernatremia Hypokalemia Decreased lymphocytes and Ca What are the s/s of Adddisons?

➫ Weight loss

Anorexia N&V Syncope Orthostatic hypotension Joint muscle pain Salt cravings (r/t hyponatremia)

Fatigue What are the s/s of Cushings?

➫ Muscle weakness

Weight gain Truncal obesity Buffalo Hump Moon face Thin skin Fragile capillaries Fatigue When disgnosing a patient with either Addisons or Cushings, what question need to be asked?

➫ "What medications are you on?" "Have you recently stopped taking them?"

Basically asking if they have been taking steroids

Fever Hypotension Hypoglycemia Confusion Psychosis What is the treatment for an Addisonian Crisis?

➫ Cortisol: to replace the steroids in the body

What is normally the cause behind DKA?

➫ Stress/Illness/Trauma

What are symptoms of DKA?

➫ Blood sugar >

Positive ketones in the urine Fruity breath Confusion

Lethargy Kussmaul respirations: Comp. for acidosis At what rate is appropriate for blood sugar to be lowered?

No more than 50-75 dl/hr

What is the goal of treatment for a DKA pt.?

➫ BGL<200 and a normal bicarb

What is the treatment plan for DKA?

➫ - Insulin Gtt

  • Hourly glucose checks
  • IV fluid replacement (LR to break down bicarb)
  • Electrolyte replacement
  • Treat with insulin first before considering Bicarb to treat the acidosis What are complications of DKA?