Podcast
Questions and Answers
What does the forced vital capacity (FVC) measure in the physical exam?
What does the forced vital capacity (FVC) measure in the physical exam?
- The maximum air expelled after a deep inhalation (correct)
- The amount of air exhaled during maximal and rapid exhalation
- The volume of air exhaled in the first second of forced expiration
- The amount of air expelled during specific time intervals
Which lung condition is associated with a low Forced Expiratory Volume at one second (FEV1)?
Which lung condition is associated with a low Forced Expiratory Volume at one second (FEV1)?
- Restrictive lung disease
- Healthy lungs
- Obstructive pulmonary disease (correct)
- Normal aging process
According to AF standards, when are abnormal lung functions present?
According to AF standards, when are abnormal lung functions present?
- When FEV1/FVC ratio is less than 70% (correct)
- When FVC is less than 70% of predicted
- When FVC is less than 80% of predicted
- When FEV1 is less than 90% of predicted
What must the examinee do before the forced expiration during testing?
What must the examinee do before the forced expiration during testing?
How long should the examinee continue to exhale during the test?
How long should the examinee continue to exhale during the test?
What should be done with tracings that show significant variation between the two largest FVCs?
What should be done with tracings that show significant variation between the two largest FVCs?
What happens to the cells in the heart during depolarization?
What happens to the cells in the heart during depolarization?
Where is the atrioventricular (AV) node located?
Where is the atrioventricular (AV) node located?
What is the function of the AV node in the heart's electrical conduction system?
What is the function of the AV node in the heart's electrical conduction system?
What role do the Purkinje fibers play in the heart's electrical conduction system?
What role do the Purkinje fibers play in the heart's electrical conduction system?
How does the size of the left ventricle relate to the Purkinje network?
How does the size of the left ventricle relate to the Purkinje network?
What happens to the cells within the ventricles when they are stimulated?
What happens to the cells within the ventricles when they are stimulated?
What is visual acuity?
What is visual acuity?
How is visual acuity typically assessed?
How is visual acuity typically assessed?
What is the difference between visual acuity and visual efficiency?
What is the difference between visual acuity and visual efficiency?
Why are accurate measurements of visual acuity important?
Why are accurate measurements of visual acuity important?
What is the purpose of glasses or contacts for vision correction?
What is the purpose of glasses or contacts for vision correction?
When should visual acuities be checked?
When should visual acuities be checked?
What is the main function of the pupil?
What is the main function of the pupil?
How does a constricted pupil affect visual acuity?
How does a constricted pupil affect visual acuity?
What effect does too much light entering the eye have on the image sent to the brain?
What effect does too much light entering the eye have on the image sent to the brain?
How does age affect visual acuity according to the text?
How does age affect visual acuity according to the text?
What impact does a short time of exposure to an object have on visual acuity?
What impact does a short time of exposure to an object have on visual acuity?
How do abnormalities in the ocular media affect visual acuity?
How do abnormalities in the ocular media affect visual acuity?
What is the next step after transferring the swab from the wound to the culture tube?
What is the next step after transferring the swab from the wound to the culture tube?
What should be done after squeezing the ampule in the bottom of the tube?
What should be done after squeezing the ampule in the bottom of the tube?
What should be gathered when preparing for a venipuncture procedure?
What should be gathered when preparing for a venipuncture procedure?
What should be used to possibly diagnose a patient with a suspected pulmonary disorder?
What should be used to possibly diagnose a patient with a suspected pulmonary disorder?
What follows after redressing the wound with sterile dressing supplies?
What follows after redressing the wound with sterile dressing supplies?
What is typically included in a venipuncture tray provided by your unit?
What is typically included in a venipuncture tray provided by your unit?
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