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NBRC FULL REVIEW CRT/RRT NEWEST ACTUAL EXAM COMPLETE TESTBANK 342 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) | ALREADY GRADED A+. $18.99   Add to cart

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NBRC FULL REVIEW CRT/RRT NEWEST ACTUAL EXAM COMPLETE TESTBANK 342 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) | ALREADY GRADED A+.

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NBRC FULL REVIEW CRT/RRT NEWEST ACTUAL EXAM COMPLETE TESTBANK 342 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) | ALREADY GRADED A+.

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  • September 10, 2024
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NBRC FULL REVIEW CRT/RRT NEWEST ACTUAL EXAM
COMPLETE TESTBANK 342 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) | ALREADY
GRADED A+.


Wheeze ✔✔CORRECT ANSWER✔✔-due to bronchospasm
-bronchodilator Tx
-unilateral wheeze indicative of a foreign body obstruction


stridor ✔✔CORRECT ANSWER✔✔-upper airway obstruction
-supraglottic swelling (epiglottitis) (thumb sign)
-subglottic swelling (croup, postextubation) (steeple sign)
-foreign body aspiration
-Racemic epinephrine
-intubation if MARKED stridor
-Lateral neck Xray for confirmation


Pleural friction rub ✔✔CORRECT ANSWER✔✔-coarse grating or
crunching sound
-visceral and parietal pleura rubbing together
-associated with TB, pneumonia, pulmonary infarction, cancer
-steroids and antibiotics

,Heart Sound S₁ ✔✔CORRECT ANSWER✔✔-closure of the mitral and
tricuspid valves at the beginning of ventricular contraction


Heart Sound S₂ ✔✔CORRECT ANSWER✔✔-closure of pulmonic and
aortic valves
-occurs when systole ends; ventricles relax


Heart Sound S₃ ✔✔CORRECT ANSWER✔✔-abnormal and may suggest
CHF


Heart Sound S₄ ✔✔CORRECT ANSWER✔✔-abnormal and indicative of
cardiac abnormality such as myocardial infarction or cardiomegaly


Heart murmurs ✔✔CORRECT ANSWER✔✔-sounds caused by turbulent
blood flow
-heart valve defects or congenital heart abnormalities
-can occur when blood is pushed through an abnormal opening (ASD,
PDA)


Bruits ✔✔CORRECT ANSWER✔✔-sounds made in an artery or vein
when blood flow becomes turbulent or flows at an abnormal speed.
-usually heard via stethoscope over the identified vessel (carotid artery)

,Blood pressure ✔✔CORRECT ANSWER✔✔-systolic and diastolic
pressures
-sphygmomanometer to measure cuff pressures
-↑BP = cardiac stress = hypoxemia
-↓BP = poor perfusion = hypovolemia, CHF


Costophrenic Angle ✔✔CORRECT ANSWER✔✔-angle made by the outer
curve of the diaphragm and the chest wall
-obliterated by pleural effusions and pneumonia


Diaphragm ✔✔CORRECT ANSWER✔✔-dome shaped normally
-flattened with COPD
-hemidiaphragms may shift downward with pneumothorax
-right hemidiaphragm is level of 6th anterior rib and slightly higher than
the left
-right lung: 55% and appear larger than left lung


Lateral decubitus CXR ✔✔CORRECT ANSWER✔✔-patient lying on
affected side
-detecting small pleural effusions


End expiratory film ✔✔CORRECT ANSWER✔✔-taken when patient is at
end-exhalation

, -detecting small pneumothorax/foreign body aspiration (FBA)


Position of ET/Tracheostomy tube ✔✔CORRECT ANSWER✔✔-tip should
be positioned below the vocal chords and no closer than 2 cm or 1 inch
above the carina.
-approx same level of the aortic knob/arch
-observation and auscultation will quickly determine adequate
ventilation before CXR is taken
-cuff should not extend over the end of the ET or tracheostomy tube


Pacemaker, catheters, Etc. ✔✔CORRECT ANSWER✔✔-pacemaker
should be positioned in the right ventricle
-PAC should appear in right lower lung field
-central venous catheters are placed in the right or left subclavian or
jugular vein and should rest in the vena cava or right atrium
-chest tubes should be located in the pleural space surrounding the lung
-NG tubes should be in stomach 2-5 cm below the diaphragm


Croup (laryngotracheobronchitis) ✔✔CORRECT ANSWER✔✔-viral
disorder
-narrowing subglottic swelling
-steeple/picket fence/pencil sign
-gradual onset
-infants

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