DOCC A Exam Questions and 100% Correct
Verified Answers
Which of the following is considered to be the normal inspiration to expiration (I:E) ratio
while at rest?
A. 1:1
B. 1:2
C. 2:1
D. 3:5
C
- apex is 2-4 cm above the clavicle
- base is at T10 level
- right lung has 3 lobes, left has 2
- best way to auscultate lower lobes is laterally
- posteriorly, superior to T3 is upper lobe and inferior to T3 is lower lobe
52 y/o M with 3 days of fever, productive cough. Decreased breath sounds on auscultation,
dullness to percussion on anterior right chest wall medial to right nipple. Concern for
pneumonia discussed with preceptor. In which of the following areas do you most highly
expect involvement?
A. upper lobe of right lung
B. lingula of right lung
C. middle lobe of right lung
D. lower lobe of right lung
A
- fine crackles = fizzing soda; due to interstitial edema compressing alveoli
- coarse crackles = Velcro ripping; due to interstitial tissue deposition or disruption
of histological architecture
,- rhonchi sound more like rumbling/snoring
Auscultation of a patient with a known breathing difficulty: diffuse, low pitched lung
sounds that mimic Velcro pulling apart. Difficult to pinpoint a specific area that sounds
abnormal. Which of the following terms most closely resembles this finding?
A. rales/crackles
B. stridor
C. rhonchi
D. tympany
B
- smoking affects bone metabolism due to hormone dysregulation
- reduced bone mineral density, increased fracture risk
- effects believed to be reversible with smoking cessation
Which of the following sequelae is a current smoker at increased risk of developing
without intervention?
A. obesity
B. osteoporosis
C. carpal tunnel
D. oral fungal infection
C
- acts as both an agonist and an antagonist
- less positive effects of nicotine on nervous system
- reduces urge to smoke over time
- attenuate feelings of nicotine withdrawal
What is the mechanism of Chantix (varenicline)?
A. serotonin reuptake inhibitor
B. norepinephrine inhibitor
C. mixed agonist-antagonist of the nicotine receptor
D. antagonist of the nicotine receptor
A
- resonant = low-pitched, hollow, resounding
, - suggest patent, healthy airways
Healthy lung should be ____________ to percussion
A. resonant
B. tympanic
C. dull
D. flat
B
- egophony heard over areas of lung consolidation due to changes in sound conduction
- whispered words would be more clear
- fremitus would be increased
- vesicular lung sounds = normal, patent airways
Patient diagnosed with pneumonia on chest xray. Next day, comes to clinic. Which of
the following would you expect to find over the area of known lung consolidation?
A. vesicular breath sounds
B. spoken "ee" as "ay" (egophony)
C. whispered words softer and muffled
D. decreased fremitus
B
- S1 = mitral and tricuspid
- S2 = aortic and pulmonic
The S1 heart sound marks the closure of:
A. mitral and aortic valves
B. mitral and tricuspid valves
C. tricuspid and pulmonic valves
D. aortic and pulmonic valves
D
- 1 is aortic
- 2 is pulmonic
- 3 is tricuspid
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