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NUR 300 ( LATEST 2024 / 2025 ) EXAM 3 UMAINE | GUARANTEED A+ ACTUAL QUESTIONS AND ANSWERS
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NUR 300 ( LATEST 2024 / 2025 ) EXAM 3 UMAINE | GUARANTEED A+ ACTUAL QUESTIONS AND ANSWERS
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NUR 300 Exam 3 UMAINE1. Structures and Landmarks
Answer
Promotes specific localization and facilitates com- munication of findings
2. Mediastinum
Answer
mid-section of thoracic cavity; contains esophagus, trachea, heart and great vessels
3. Right and Left Pleural Cavity
Answer
(contain the lungs)
4. Apex
Answer
Highest Point (top)
5. Base
Answer
Lowest Point (bottom)
6. Trachea
Answer
anterior to the esophagus
7. Bronchial Tree
Answer
Right bronchus is shorter, wider & more vertical than the left which is why it is more common
for aspiration of foreign body to be in the right
,8. Visceral Pleaura
Answer
lines outside of lungs, continuous with parietal pleura lining inside of chest wall and diaphragm
9. Pleural Cavity
Answer
is potential space filled only with few milliliters of lubricating fluid.
10. Mechanics of Respiration
Answer
1. Supply oxygen to the body for energy production
2. Removes carbon dioxide as a waste product of energy reactions
3. Maintaining homeostasis (acid-base balance) of arterial blood (By supplying oxygen to
blood and eliminating excess carbon dioxide, respiration maintains pH or acid-base balance of
blood.)
4. Maintaining heat exchange (less important in humans)
11. Pons
Answer
Control the rate of involuntary respiration
12. Medulla
Answer
Send signals to the muscles that control respiration to cause breathing to occur
13. Subjective Data for Thorax and Lungs
Answer
- Cough
- Shortness of breath
- Chest pain with breathing
- History of respiratory infections
- Smoking history
, - Environmental exposure
- Self-care behaviors
14. Subjective Data
Answer
Cough
Answer
- Do you have a cough? When did it start? Gradual or sudden? How long have you had it?
- How often do you cough? At any special time of day?Cough wake you up at night?
- Do you cough up any phlegm or sputum? How much?What color is it?
- Cough up any blood? Does this look like streaks or frank blood? Does the sputum have a foul
odor?
- How would you describe your cough
Answer
hacking, dry, barking, hoarse, congested, bubbling?
15. Subjective Data (SOB)
Answer
Ever had any shortness of breath or hard-breathing spells?- What brings it on? How severe is it?
How long does it last?
- Is it affected by position, such as lying down?
- Occur at any specific time of day or night?
- Shortness of breath episodes associated with night sweats?
- Or cough, chest pain, or bluish color around lips or nails? Wheezing sound?
16. Measurement of Pulmonary Function Status
Answer
- Forced expiratory time is number of seconds it takes to exhale from total lung capacity to
residual volume.
- It is a screening measure of air flow obstruction.
- Ask person to inhale deepest breath possible and then blow it all out hard, as quickly as
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