NU673 Questions with Correct Answers
2025/2026 Rated A+
Needle insertion location for tension pneumothorax - CORRECT ANSWER -2nd intercostal space
chest tube insertion location - CORRECT ANSWER -4th intercostal space
how low should an endotrachial tube be on a xray to confirm placement - CORRECT ANSWER -
T4 or lower
inferior tip of the scapula lies at which rib or interspace - CORRECT ANSWER -7th
where should a thoracentesis be done - CORRECT ANSWER -T7-8 interspace
when neck is flexed what is the most prominent vertebrae - CORRECT ANSWER -C7
causes of pleural effusions - CORRECT ANSWER -transudates such in atelectasis, heart failure,
and nephrotic syndrome; exudates such as pneumonia, TB, PE, pancreatitis, and malignancy
muscles in the rib cage that help to expand the rib cage and run from the cervical vertebrae to
the first two ribs - CORRECT ANSWER -scalenes
muscles in the rib cage that help to expand the rib cage and cross obliquely from the sternum to
the ribs - CORRECT ANSWER -parasternals
Process: temporary myocardial ischemia usually secondary to coronary atherosclerosis
, Location: Retrosternal or across the anterior chest, sometimes radiating to the shoulders, arms,
neck, lower jaw, or upper abdomen
Quality: Pressing, squeezing, tight, heavy, occasionally burning
Severity: Mild to moderate, sometimes perceived as discomfort rather than pain
Timing: usually 1-3 minutes but up to 10 minutes. Prolonged episodes up to 20 minutes
Factors that Aggravate: Exertion, especially in the cold; meals; emotional stress. May occur at
rest.
Factors that Relieve: Rest, Nitro
Associated Symptoms: Sometimes dyspnea, nausea, sweating - CORRECT ANSWER -Angina
Pectoris
Process: prolonged myocardial ischemia, resulting in irreversible muscle damage or necrosis
Location: Retrosternal or across the anterior chest, sometimes radiating to the shoulders, arms,
neck, lower jaw, or upper abdomen
Quality: Pressing, squeezing, tight, heavy, occasionally burning
Severity: Mild to moderate, sometimes perceived as discomfort rather than pain
Severity: Often but not always a severe pain
Timing: 20 minutes to several hours
Associated Symptoms: Dyspnea, nausea, vomiting, sweating, weakness - CORRECT ANSWER -
Myocardial Infarction
Process: Irritation of parietal pleura adjacent to the pericardium
Location: Retrosternal or left precordial, may radiate to the tip of the left shoulder
Quality: Sharp, knifelike
Severity: Often severe
Timing: Persistent
Factors that Aggravate: Breathing, changing position, coughing, lying down, sometimes
swallowing
2025/2026 Rated A+
Needle insertion location for tension pneumothorax - CORRECT ANSWER -2nd intercostal space
chest tube insertion location - CORRECT ANSWER -4th intercostal space
how low should an endotrachial tube be on a xray to confirm placement - CORRECT ANSWER -
T4 or lower
inferior tip of the scapula lies at which rib or interspace - CORRECT ANSWER -7th
where should a thoracentesis be done - CORRECT ANSWER -T7-8 interspace
when neck is flexed what is the most prominent vertebrae - CORRECT ANSWER -C7
causes of pleural effusions - CORRECT ANSWER -transudates such in atelectasis, heart failure,
and nephrotic syndrome; exudates such as pneumonia, TB, PE, pancreatitis, and malignancy
muscles in the rib cage that help to expand the rib cage and run from the cervical vertebrae to
the first two ribs - CORRECT ANSWER -scalenes
muscles in the rib cage that help to expand the rib cage and cross obliquely from the sternum to
the ribs - CORRECT ANSWER -parasternals
Process: temporary myocardial ischemia usually secondary to coronary atherosclerosis
, Location: Retrosternal or across the anterior chest, sometimes radiating to the shoulders, arms,
neck, lower jaw, or upper abdomen
Quality: Pressing, squeezing, tight, heavy, occasionally burning
Severity: Mild to moderate, sometimes perceived as discomfort rather than pain
Timing: usually 1-3 minutes but up to 10 minutes. Prolonged episodes up to 20 minutes
Factors that Aggravate: Exertion, especially in the cold; meals; emotional stress. May occur at
rest.
Factors that Relieve: Rest, Nitro
Associated Symptoms: Sometimes dyspnea, nausea, sweating - CORRECT ANSWER -Angina
Pectoris
Process: prolonged myocardial ischemia, resulting in irreversible muscle damage or necrosis
Location: Retrosternal or across the anterior chest, sometimes radiating to the shoulders, arms,
neck, lower jaw, or upper abdomen
Quality: Pressing, squeezing, tight, heavy, occasionally burning
Severity: Mild to moderate, sometimes perceived as discomfort rather than pain
Severity: Often but not always a severe pain
Timing: 20 minutes to several hours
Associated Symptoms: Dyspnea, nausea, vomiting, sweating, weakness - CORRECT ANSWER -
Myocardial Infarction
Process: Irritation of parietal pleura adjacent to the pericardium
Location: Retrosternal or left precordial, may radiate to the tip of the left shoulder
Quality: Sharp, knifelike
Severity: Often severe
Timing: Persistent
Factors that Aggravate: Breathing, changing position, coughing, lying down, sometimes
swallowing
