OMSA EXAM 1 COMPLETE LATEST FINAL EXAM UPDATED FOR 2026- 2027
ACTUAL QUESTIONS WITH 100% CERTIFIED, ELABORATED & VERIFIED
SOLUTIONS
The patient's tidal volume is:
the amount of air inhaled and exhaled with normal breathing
Inspired air enters the lungs in what sequence?
oropharynx, laryngopharynx, trachea, bronchus, bronchioles, alveolar sacs
Patients with heart disease often take nitroglycerin. What is a form of nitroglycerin?
isosorbide dinitrite (isordil)
Durning oral procedures bacteria can be introduced into the blood stream. This event is called?
bacteremia
In an adult, hypertension is defined as blood pressure greater than:
140/90
Antibiotic premedication should be given to a patient who has what?
valvular heart disease
Adequate ventilation under normal circumstances require:
a respiratory tract free of obstruction
Prophylactic antibiotics are recommended prior to oral surgery for what condition?
prosthetic heart valves
What can sometimes cause damage to heart valves resulting in a heart murmur?
Rheumatic Fever
What is a sign of left sided heart failure?
pulmonary edema
Deoxygenated blood flows from the right ventricle into:
the pulmonary artery
Blood flow from the right side of the heart to the left side of the heart is called:
, pulmonary circulation
The heart contracts to pump blood during:
systole
Blood flows from the heart through the body in the following order:
arteries, arterioles, capillaries, venues, veins
AACVV
Oxygen is carried in the blood primarily:
on the hemoglobin molecule
Oxygen depleted blood is found where?
in the right atrium
Oxygen saturation in a healthy patient breathing room air should be at least:
97%
The maximum amount of oxygen that a person's blood is able to carry is called what?
oxygen capacity
The percentage of actual oxygen carried combined with total capacity is called what?
oxygen saturation
Internal respiration takes place when?
oxygen is transported from capillaries to the cells
Gas exchange (uptake of 02, elimination of C02) during respiration occurs where?
in the alveolar sacs
In the healthy patient, the respiratory centers that control breathing are most sensitive to what?
carbon dioxide
The MAIN centers for nerve control of respiration are located where?
in the brainstem
What is a sign of right sided heart failure?
ACTUAL QUESTIONS WITH 100% CERTIFIED, ELABORATED & VERIFIED
SOLUTIONS
The patient's tidal volume is:
the amount of air inhaled and exhaled with normal breathing
Inspired air enters the lungs in what sequence?
oropharynx, laryngopharynx, trachea, bronchus, bronchioles, alveolar sacs
Patients with heart disease often take nitroglycerin. What is a form of nitroglycerin?
isosorbide dinitrite (isordil)
Durning oral procedures bacteria can be introduced into the blood stream. This event is called?
bacteremia
In an adult, hypertension is defined as blood pressure greater than:
140/90
Antibiotic premedication should be given to a patient who has what?
valvular heart disease
Adequate ventilation under normal circumstances require:
a respiratory tract free of obstruction
Prophylactic antibiotics are recommended prior to oral surgery for what condition?
prosthetic heart valves
What can sometimes cause damage to heart valves resulting in a heart murmur?
Rheumatic Fever
What is a sign of left sided heart failure?
pulmonary edema
Deoxygenated blood flows from the right ventricle into:
the pulmonary artery
Blood flow from the right side of the heart to the left side of the heart is called:
, pulmonary circulation
The heart contracts to pump blood during:
systole
Blood flows from the heart through the body in the following order:
arteries, arterioles, capillaries, venues, veins
AACVV
Oxygen is carried in the blood primarily:
on the hemoglobin molecule
Oxygen depleted blood is found where?
in the right atrium
Oxygen saturation in a healthy patient breathing room air should be at least:
97%
The maximum amount of oxygen that a person's blood is able to carry is called what?
oxygen capacity
The percentage of actual oxygen carried combined with total capacity is called what?
oxygen saturation
Internal respiration takes place when?
oxygen is transported from capillaries to the cells
Gas exchange (uptake of 02, elimination of C02) during respiration occurs where?
in the alveolar sacs
In the healthy patient, the respiratory centers that control breathing are most sensitive to what?
carbon dioxide
The MAIN centers for nerve control of respiration are located where?
in the brainstem
What is a sign of right sided heart failure?
