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Hyperventilation: Quiz


Question 1: Therefore, there are two main mechanisms that contribute to the cerebral vasoconstriction that is responsible for the lightheadedness, parasthesia, and ________ often seen with hyperventilation.
Syncope (medicine)Vasovagal episodePersistent vegetative stateICD-10 Chapter XVIII: Symptoms, signs and abnormal clinical and laboratory findings

Question 2: The gases in the alveoli of the lungs are nearly in equilibrium with the gases in the ________.
Red blood cellBloodPlateletBlood plasma

Question 3: Since carbon dioxide is carried as ________ in the blood, hypocapnia results in the blood becoming alkaline, i.e.
Acetic acidCarbonic acidCarbon suboxideCarbon monoxide

Question 4: It can result from a psychological state such as a ________, from a physiological condition such as metabolic acidosis, or can be brought about voluntarily.
Panic attackBenzodiazepine withdrawal syndromePanic disorderAnxiety disorder

Question 5: Stress or ________ commonly are causes of hyperventilation; this is known as hyperventilation syndrome.
EmotionAnxietyHostilityMental confusion

Question 6: The high pH value resulting from hyperventilation also reduces the level of available ________ (hypocalcemia), which affects the nerves and muscles, causing constriction of blood vessels and tingling.

Question 7: This alkalinization of the blood causes vessels to constrict (________); it is theorized that myofibrillar calcium sensitivity is increased in the presence of high pH value.
Blood pressureVasodilationVasoconstrictionAngiotensin

Question 8: For possible behavior therapy see Treatment in ________.
AgoraphobiaMyocardial infarctionPanic attackHyperventilation syndrome

Question 9: ________, the role of hyperventilation in some drowning incidents
Shallow water blackoutRebreatherDecompression sicknessOxygen toxicity

Question 10: In the setting of ________, this is known as Kussmaul breathing - characterized by long, deep breaths.
Diabetes mellitusICD-10 Chapter IV: Endocrine, nutritional and metabolic diseasesDiabetic ketoacidosisDiabetic nephropathy


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