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OMSA Exam #1 Questions And Accurate Answers
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OMSA Exam #1 Questions And AccurateAnswers 2024-2025
The deoxygenated blood leaves the right ventricle through: - Answer the pulmonary
artery
The flow of blood from the right side of the heart to the left is referred to as: - Answer
pulmonary circulation
At which phase of the cardiac cycle does the heart contract and pump blood? - Answer
systole
Blood flows from the heart and through the body in the following sequence: - Answer
arteries, arterioles, capillaries, venues, veins AACVV
Oxygen is carried in the blood primarily: - on the hemoglobin molecule
Where would you find deoxygenated blood? - in the right atrium
Oxygen saturation for a normal patient breathing room air should be at minimum: - 97%
The maximum volume of oxygen an individual's blood is able to carry is referred to as
what? - oxygen capacity
What is the percent of actual oxygen carried combined with total capacity called?
-Answer oxygen saturation
Where does internal respiration take place? -Answer when oxygen is transported from
, capillaries to the cells
Where does gas exchange, or uptake of 02 and elimination of C02, take place during
respiration? -Answer in the alveolar sacs
To what are the respiratory centers that control breathing most sensitive in the healthy
patient? -Answer carbon dioxide
Where are the MAIN centers for nerve control of respiration located? - Answer in the
brainstem
The patient's tidal volume is: - Answer the amount of air inhaled and exhaled with normal
breathing
Inspired air enters the lungs in what sequence? - Answer oropharynx, laryngopharynx,
trachea, bronchus, bronchioles, alveolar sacs
Nitroglycerin is often taken by patients with heart disease. What is a form of
nitroglycerin? - Answer isosorbide dinitrite (isordil)
Durning oral procedures bacteria can be introduced into the blood stream. This event is
called? - Answer bacteremia
In an adult, hypertension is defined as blood pressure greater than: - Answer 140/90
Antibiotic premedication should be given to a patient who has what? - Answer valvular
heart disease
Adequate ventilation under normal circumstances require: - Answer a respiratory tract
free of obstruction
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