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Study sets matching "pulmonary function tests"

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Study sets matching "pulmonary function tests"

28 terms
Pulmonary function
spirogram
tidal volume (TV)
500 mL, 3L
inspiratory reserve volume (IRV)
The tracing of volumes of air inhaled and exhaled. Volume of…
amount of air inspired or expired during a single breath is?
resting tidal volume, tidal volume during exercise.
the volume of air that can be maximally inhaled at the end of…
spirogram
The tracing of volumes of air inhaled and exhaled. Volume of…
tidal volume (TV)
amount of air inspired or expired during a single breath is?
28 terms
Pulmonary function
spirogram
tidal volume (TV)
500 mL, 3L
inspiratory reserve volume (IRV)
The tracing of volumes of air inhaled and exhaled. Volume of…
amount of air inspired or expired during a single breath is?
resting tidal volume, tidal volume during exercise.
the volume of air that can be maximally inhaled at the end of…
spirogram
The tracing of volumes of air inhaled and exhaled. Volume of…
tidal volume (TV)
amount of air inspired or expired during a single breath is?
55 terms
Pulmonary Function
Trachea
Larynx
Epiglottis
Alveoli
large membranous tube extending from the larynx to the bronch…
Located between the pharynx and trachea, it is the organ that…
flap made of cartilage that prevents food and liquids from en…
Terminal ends of the bronchial tree that is the location for…
Trachea
large membranous tube extending from the larynx to the bronch…
Larynx
Located between the pharynx and trachea, it is the organ that…
44 terms
Pulmonary Function
Spirometry
Spirometer:
Spirogram:
aspects of pulmonary ventilation.... lun…
A technique used to study lung function
The instrument that is used in spirometry
The visual record of lung function
Spirometry measures...
Spirometry
A technique used to study lung function
Spirometer:
The instrument that is used in spirometry
20 terms
Pulmonary Function
How are ventilation volumes measured?
Tidal Volume (Tv)
Inspiratory Reserve Volume (IRV)
Expiratory Reserve Volume (ERV)
Using a spirometer/viewing spirograms
The amount of air inspired or expired during normal rest
The amount of air that can be maximally inspired after Tv ins…
The amount of air that can be maximally expired after Tv expi…
How are ventilation volumes measured?
Using a spirometer/viewing spirograms
Tidal Volume (Tv)
The amount of air inspired or expired during normal rest
Pulmonary Function
Total lung capacity
Tidal volume
Inspiratory reserve volume
Expiratory Reserve volume
Maximum volume of air that the lungs will hold
The amount inhaled and exhaled in a normal breath. 500ml
Amount of air that can be forcefully inhaled. different in ma…
amount of air that can be forcefully exhaled
Total lung capacity
Maximum volume of air that the lungs will hold
Tidal volume
The amount inhaled and exhaled in a normal breath. 500ml
43 terms
pulmonary function
spirometry measures?
Diffusing Capacity
Static lung volumes
What is the difference in FEV1 and FVC…
this offers the simplist form of lung evaluation through forc…
refers to CO absoprtion tests... -DLCO... -DLCOc... -DLVA... -DLVC
residual volumes, (amount left in lung after expiration)... -tot…
spirometry measures?
this offers the simplist form of lung evaluation through forc…
Diffusing Capacity
refers to CO absoprtion tests... -DLCO... -DLCOc... -DLVA... -DLVC
37 terms
Pulmonary Function
dyspnea
orthopnea
paroxysmal nocturnal dyspnea (PND)
hemoptysis
uncomfortable/difficulty breathing
dyspnea when a person is lying down
individuals with pulmonary or cardiac disease wake up gasping…
-coughing up blood or bloody secretions... -from pneumonia, canc…
dyspnea
uncomfortable/difficulty breathing
orthopnea
dyspnea when a person is lying down
15 terms
Pulmonary Function
chronic obstructive pulmonary disease…
expiratory resolve volume (ERV)
forced expiratory volume (FEV)
forced vital capacity (FVC)
progressive, chronic, usually irreversible respiratory system…
amount of air that can be forcibly exhaled after a normal exh…
volume of air that is forcefully exhaled in the first second…
maximum volume of air expelled when the patient exhales as fo…
chronic obstructive pulmonary disease…
progressive, chronic, usually irreversible respiratory system…
expiratory resolve volume (ERV)
amount of air that can be forcibly exhaled after a normal exh…
9 terms
Pulmonary Function
Tidal Volume
Inspiratory Reserve Volume
Expiratory Reserve Volume
Residual Volume
the amount of air inhaled/exhaled with each normal breath (50…
the amount of air that can be forcefully inspired past normal…
the amount of air that can be exhaled past normal tidal volum…
the amount of air left in the lungs after all air has been ex…
Tidal Volume
the amount of air inhaled/exhaled with each normal breath (50…
Inspiratory Reserve Volume
the amount of air that can be forcefully inspired past normal…
31 terms
Pulmonary function
wheezing
stridor
diffusion
conducting airway
high pitched, whistling, usually on expiration but may be con…
high pitched breath sounds resulting from narrow, turbulent a…
o2 travels into the cells
upper airway (nasopharynx, oropharynx)... Larynx (Connects upper…
wheezing
high pitched, whistling, usually on expiration but may be con…
stridor
high pitched breath sounds resulting from narrow, turbulent a…
15 terms
Pulmonary function
(Mechanics of breathing) inspiration r…
(Mechanics of breathing) inspiration d…
(Mechanics of breathing) expiration rest
(Mechanics of breathing) expiration ex…
diaphragm flattens and contracts, volume of chest cavity incr…
rate and depth increases, sternocleidomastoid raises the ster…
diaphragm relaxes and moves up decreasing volume of the chest…
abdominal uscles contract pushing the diaphragm up with rapid…
(Mechanics of breathing) inspiration r…
diaphragm flattens and contracts, volume of chest cavity incr…
(Mechanics of breathing) inspiration d…
rate and depth increases, sternocleidomastoid raises the ster…
13 terms
Pulmonary Function
PaO2
Respiratory Acidosis
Respiratory Alkalosis
High PaCO2
= PiO2 - PaCO2
High PaCO2 / high altitude hypoxia / COPD
PaCO2 low / Hyperventilation
Hypoventilation
PaO2
= PiO2 - PaCO2
Respiratory Acidosis
High PaCO2 / high altitude hypoxia / COPD
13 terms
pulmonary function
rr
mv
tv
erv
the number of breaths per minute
volume of air moved in one minute
volume of air inspired or expired during a single normal brea…
additional volume of air that can be expired after a normal b…
rr
the number of breaths per minute
mv
volume of air moved in one minute
Pulmonary function
Lab 13
Materials
Tidal volume
Inspiratory reserve volume
...
Collins respirometer, FEV rulers, Functional lung model, vita…
Volume of gas inspired or expired in a unforced respiratory c…
Maximum volume of gas that can be inspired during forced brea…
Lab 13
...
Materials
Collins respirometer, FEV rulers, Functional lung model, vita…
25 terms
Pulmonary function
Diphram
Trachea
Paranasal sinuse
Ventilation
Which one is not a respiration organ
Is not part of the upper repertory tract
Is not part of the lower resertory tract
Movement of air into and out the lungs
Diphram
Which one is not a respiration organ
Trachea
Is not part of the upper repertory tract
Pulmonary Function
Symptoms of Pulmonary Disease
Dyspnea
Signs of Dyspnea
Orthopnea
Dyspnea and cough are most common... Acute cough: resolves wishi…
subjective experience of breathing discomfort. Often describe…
Flaring of the nostrils and use of accessory muscles of respi…
Dyspnea when a person is lying down which causes the abdomina…
Symptoms of Pulmonary Disease
Dyspnea and cough are most common... Acute cough: resolves wishi…
Dyspnea
subjective experience of breathing discomfort. Often describe…
18 terms
Pulmonary function
Clinical status
Expiratory reserve volume (ERV)
Forced expiratory volume (FEV)
Forced vital capacity (FVC)
Patient's physical condition considered,for example, at the t…
Amount of air that can be forcibly exhaled after a normal exh…
Volume of air that is forcefully exhaled in the first second…
Maximum volume of air expelled when the patient exhales as fo…
Clinical status
Patient's physical condition considered,for example, at the t…
Expiratory reserve volume (ERV)
Amount of air that can be forcibly exhaled after a normal exh…
126 terms
**Pulmonary Function
What two clinical manifestations are m…
Define Cough
What does the cough reflex result from?
Acute Cough vs Chronic Cough
Cough & Dyspnea
Explosive expiration to clear the lower airways... An important…
Sensory receptors in the airways (less receptors in distal br…
Acute: Underlying condition, resolved in 2-3wks... Chronic: Pers…
What two clinical manifestations are m…
Cough & Dyspnea
Define Cough
Explosive expiration to clear the lower airways... An important…
21 terms
Pulmonary Function
chronic obstructive pulmonary disease…
exercise-induced asthma
pulmonary function test (PFT)
restrictive diseases
-diseases of the lungs characterized by reduced air flow rate…
diseases of the lungs characterized by reduced air flow rates…
test that measures lung function and encapsulates both volume…
diseases of the lungs characterized by reduced total lung cap…
chronic obstructive pulmonary disease…
-diseases of the lungs characterized by reduced air flow rate…
exercise-induced asthma
diseases of the lungs characterized by reduced air flow rates…
54 terms
Pulmonary Function
Gas Exchange
Breathing
What protects the lungs?
Alveoli
1. Any d/o that thickens membranes impairs gas ... exchange... 2.…
Involuntary Controlled by the CNS (medulla). Tells the body t…
Skin... Ribs... Thoracic Muscles
composed of Epithelial cells
Gas Exchange
1. Any d/o that thickens membranes impairs gas ... exchange... 2.…
Breathing
Involuntary Controlled by the CNS (medulla). Tells the body t…
Pulmonary Function
clinical status
expiratory reserve volume
forced expiratory volume
fored vital capacity
patient's physical condition considered
amount of air that can be forcibly exhaled after a normal exh…
volume of air that is forcefully exhaled in the first second…
maximum volume of air expelled when the patient exhales as fo…
clinical status
patient's physical condition considered
expiratory reserve volume
amount of air that can be forcibly exhaled after a normal exh…
105 terms
Pulmonary Function
Pulmonary Network
Ventilation
Diffusion
Diffusion of Oxygen From Alveoli to Ca…
Low Pressure ... Low Resistance
Movement of air between the environment and the lungs
Movement of gases across a membrane
1. Alveoli (high concentration) ... 2. Capillary (Low concentrat…
Pulmonary Network
Low Pressure ... Low Resistance
Ventilation
Movement of air between the environment and the lungs
55 terms
Pulmonary Function
Breathing
Inhalation
Exhalation
Process underlying Human Respiration
AKA pulmonary Ventilation... -the exchange of gases between lung…
draws gases into the lungs... -exchange of gases between systemi…
forces gases out of the lungs... -exchange of gases between alve…
Both ventilation and transport of blood gasses in the blood s…
Breathing
AKA pulmonary Ventilation... -the exchange of gases between lung…
Inhalation
draws gases into the lungs... -exchange of gases between systemi…
11 terms
Pulmonary function
Tidal volume
Inspiratory reserve volume
Expiratory reserve volume
Residual volume
Volume of air breathed in or out per breath
Volume of air that can be forcibly inspired after a normal br…
Volume of air that can be forcibly expired after normal breath
We were there that remains in the lungs after maximum expirat…
Tidal volume
Volume of air breathed in or out per breath
Inspiratory reserve volume
Volume of air that can be forcibly inspired after a normal br…
30 terms
Pulmonary Function
pressure
oxygen
ventilation
tidal volume
P
O2
V
VT
pressure
P
oxygen
O2
34 terms
pulmonary function
tidal volume
inspiratory reserve volume
residual volume
vital capacity
the amount of gas inspired and expired during normal breathing
the amount of gas that can be expired after a passive or rela…
the volume of gas that cannot be expired and is always presen…
the maximum amount of gas that can be expired from the lung a…
tidal volume
the amount of gas inspired and expired during normal breathing
inspiratory reserve volume
the amount of gas that can be expired after a passive or rela…
6 terms
Pulmonary Function
Tidal Volume
inspiratory reserve volume
expiratory reserve volume
residual volume
volume of air inspired or expired during single breath
volume of air maximally inhaled at end of tidal inspiration
volume of air maximally exhaled at end of tidal expiration
volume of gas remaining in lungs at end of maximal expiration
Tidal Volume
volume of air inspired or expired during single breath
inspiratory reserve volume
volume of air maximally inhaled at end of tidal inspiration
30 terms
Pulmonary Function
ERV
FEF
FEF 25%-75%
FEF 50%
expiratory reserve volume... -Max air exhaled below tidal volume
forced expiratory flow
forced expiratory flow during 25% to 75% of forced vital capa…
forced expiratory flow at 50% of forced vital capacity
ERV
expiratory reserve volume... -Max air exhaled below tidal volume
FEF
forced expiratory flow
12 terms
Pulmonary Function
tidal volume
inspiratory reserve volume
expiratory reserve volume
residual volume
the volume of air inspired or expired during a single breath-…
the volume of air that can be maximally inhaled at the end of…
the volume of air that can be maximally exhaled at the end of…
the volume of gas remaining in the lungs at the end of a maxi…
tidal volume
the volume of air inspired or expired during a single breath-…
inspiratory reserve volume
the volume of air that can be maximally inhaled at the end of…
11 terms
Pulmonary Function
Tidal Volume(TV)
Expiratory Volume (EV)
Insipiratory Reserve Volume (IRV)
Residual Volume (RV)
total amount of volume inhaled and exhaled in one breath... -500mL
amount of air forcefully inspired after Tidal Volume... -Males 1…
amount of air forcefully expired after TV... -males 3300 mL... -fem…
amount of air remaining after maximum ERV and IRV... -males 1200…
Tidal Volume(TV)
total amount of volume inhaled and exhaled in one breath... -500mL
Expiratory Volume (EV)
amount of air forcefully inspired after Tidal Volume... -Males 1…
20 terms
Pulmonary Function
Tissue Respiration
Pulmonary Respiration
Lung structure
Pleural Fluid
The process by which the cells use oxygen in order to release…
The process of supplying fresh air to the alveoli which make…
- Outer PARIETAL membrane... - Inner VISCERAL membrane... - Contain…
- Acts as lubricating fluid which reduces friction ... - Aids br…
Tissue Respiration
The process by which the cells use oxygen in order to release…
Pulmonary Respiration
The process of supplying fresh air to the alveoli which make…
26 terms
Pulmonary Function
surfactant production (type II alveola…
alveolar structure (type I alveolar ce…
alveoli
alveolar macrophages
lipoprotein that coats the inner surface of the alveolus and…
provides structure
primary gas-exchange units of the lungs, where oxygen enters…
ingest foreign material that reaches the alveolus and prepare…
surfactant production (type II alveola…
lipoprotein that coats the inner surface of the alveolus and…
alveolar structure (type I alveolar ce…
provides structure
16 terms
Pulmonary Function
EPP
ERV
FEF
FEV1
Equal pressure point: Point at which pressures inside airway…
expiratory reserve volume: max volume of air exhales at the e…
forced expiratory flow: max midexpiratory flow rate, easured…
forced expiratory volume: max volume of air forcibly exhales…
EPP
Equal pressure point: Point at which pressures inside airway…
ERV
expiratory reserve volume: max volume of air exhales at the e…
Pulmonary Function
tidal volume
inspiratory reserve volume
expiratory reserve volume
residual volume
volume of air inspired or expired with each normal breath
extra volume of air that can be inspired over and above the n…
max extra volume of air that can be expired by forceful expir…
volume of air remaining in the lungs after the most forceful…
tidal volume
volume of air inspired or expired with each normal breath
inspiratory reserve volume
extra volume of air that can be inspired over and above the n…
8 terms
Pulmonary Function
Hyperventilation / Hypoventilation
Hypoxemia / Hypoxia
Hypercapnia / Hypocapnia
pH ↑... PCO2 ↓... Bicarb/HCO3-WNL
decreased CO2 ... increased CO2
decrease in O2 in the blood... decreased O2 to the tissues
increased arterial CO2... Decreased arterial CO2
Early Asthma- respiratory alkalosis
Hyperventilation / Hypoventilation
decreased CO2 ... increased CO2
Hypoxemia / Hypoxia
decrease in O2 in the blood... decreased O2 to the tissues
26 terms
Pulmonary Function
Spirometers are used to...
The "dead space" refers to the air loc…
Lung volumes and capacities
Lung "Capacities" are...
...used to measure the volume of air breathed out the lungs (…
...within the bronchioles, where there is no exchange of gases
See spirometer tracing slide
...the sum of two or more volumes
Spirometers are used to...
...used to measure the volume of air breathed out the lungs (…
The "dead space" refers to the air loc…
...within the bronchioles, where there is no exchange of gases
51 terms
Pulmonary Function
vascular system
respiratory system
what does the heart do?
Air is made up of
transports oxygen around the body tissues and carbon dioxide…
ensures an adequate supply of oxygen is available to meet dem…
dual action pump. Left side pumps oxygen rich blood to the bo…
Oxygen... Carbon Dioxide... Nitrogen... Inert Gases... Often some water v…
vascular system
transports oxygen around the body tissues and carbon dioxide…
respiratory system
ensures an adequate supply of oxygen is available to meet dem…
19 terms
Pulmonary Function
Arterial oxygenated blood
Active Muscle Tissues (cellular)
Venous Blood (deoxygenated)
Lung Tissue (alveolar)
PO2 100mmHg... PCO2 40 mmHG
PO2 40mmHg... PCO2 46 mmHG
PO2 40mmHg... PCO2 46mmHg
PO2 100mmHg... PCO2 40mmHg
Arterial oxygenated blood
PO2 100mmHg... PCO2 40 mmHG
Active Muscle Tissues (cellular)
PO2 40mmHg... PCO2 46 mmHG
14 terms
Pulmonary Function
Respiration requirements
Ventilation
Gas diffusion
Dead space
Ventilation, gas diffusion, regulatory mechanisma
Air inflow and outflow between atmosphere and alveoli
Exchange of O2 and CO2 between alveoli and blood to enable th…
Space before terminal bronchioles where no gas is exchanged b…
Respiration requirements
Ventilation, gas diffusion, regulatory mechanisma
Ventilation
Air inflow and outflow between atmosphere and alveoli
30 terms
Pulmonary Functions
Amount of O2 in the blood (mmHg)
Amount of O2 in Alveoli (mmHg)
Amount of CO2 in blood (mmHg)
Amount of CO2 in Alveoli (mmHg)
40mmHg
100mmHg
46mmHg
40mmHg
Amount of O2 in the blood (mmHg)
40mmHg
Amount of O2 in Alveoli (mmHg)
100mmHg
14 terms
Pulmonary Function
3 Factors that affect the vital capacity
Tidal Volume
Inspiratory Reserve Volume
Expiratory Reserve Volume
Age--development or decline... Height--lung/thorax size... Gender--…
The volume of air expired or inspired during a single breath.…
The volume of air that can be maximally inhaled at the end of…
The volume of air the can be maximally exhaled at the end of…
3 Factors that affect the vital capacity
Age--development or decline... Height--lung/thorax size... Gender--…
Tidal Volume
The volume of air expired or inspired during a single breath.…
65 terms
Pulmonary Function
subjective sensation of uncomfortable…
dyspnea when a person is lying down
when individuals with pulmonary or car…
what is kussmaul respirations
dyspnea
orthopnea
paroxysmal nocturnal dyspnea
air hungry linked to ketoacidosis
subjective sensation of uncomfortable…
dyspnea
dyspnea when a person is lying down
orthopnea
43 terms
Pulmonary function
Anaerobic threshold was originally coi…
What is AT?
What does AT indicate?
How is AT measured?
Wasserman
VO2 at which anaerobic energy production begins to make an im…
The phase in exercise where more energy production is require…
Lactate threshold and/or ventilatory threshold
Anaerobic threshold was originally coi…
Wasserman
What is AT?
VO2 at which anaerobic energy production begins to make an im…
26 terms
Pulmonary Function
TLC of an average sized young adult ma…
Which three values cannot be measured…
FRC+ IC=
What is FRC?
~6000ml
FRC, RV, and TLC
TLC
Volume of gas left in the lungs at the end of a normal expira…
TLC of an average sized young adult ma…
~6000ml
Which three values cannot be measured…
FRC, RV, and TLC
10 terms
Pulmonary function
what 3 main categories can cause diffu…
what are some of the specific causes o…
what is pneumoconiosis
what are the 2 types of pneumoconiosis…
Restrictive ventilatory function, reduced lung volume, impair…
cardiac failure, pulmonary oedema, pneumonia, ARDS, idiopathi…
lung disease caused by mineral dust
can be fibrogenic or non-fibrogenic. fibrogenic causes includ…
what 3 main categories can cause diffu…
Restrictive ventilatory function, reduced lung volume, impair…
what are some of the specific causes o…
cardiac failure, pulmonary oedema, pneumonia, ARDS, idiopathi…
49 terms
Pulmonary Function
What are the main functions of the res…
What nerve innervates the diaphragm?
What are the functions of the upper re…
What type of alveolar cells secrete su…
Gas exchange, protection, angiotensin conversion, blood reser…
Phrenic nerve (C4)
To warm, humidify, and filter air as it enters the body
Type II
What are the main functions of the res…
Gas exchange, protection, angiotensin conversion, blood reser…
What nerve innervates the diaphragm?
Phrenic nerve (C4)
32 terms
Pulmonary Function
What is respiratory insufficiency ?
What would a patient look like if they…
What is respiratory failure?
What would a patient look like if they…
A state in which a pt is recieving an acceptable amount of O2…
They would have a PaO2 that was greater than 60 but trending…
This is an emergency state in which the body is unable to mai…
Early: alkalotic, increase HR, RR, and BP. PaO2 less than 60…
What is respiratory insufficiency ?
A state in which a pt is recieving an acceptable amount of O2…
What would a patient look like if they…
They would have a PaO2 that was greater than 60 but trending…
pulmonary functions
vc
cl
DlCO
vt
4800ml
100ml cm h2o
25 mm hg
500ml
vc
4800ml
cl
100ml cm h2o
12 terms
Pulmonary Functions
artifacts
bradycardia
calibration syringe
cardiac cycle
Errors in an electrocardiograph that show as a streak or mark…
Abnormally slow heart rate of 60 beats per minute or less
A standardized measuring instrument used to check and adjust…
the sequence of contraction and relaxation that makes up a co…
artifacts
Errors in an electrocardiograph that show as a streak or mark…
bradycardia
Abnormally slow heart rate of 60 beats per minute or less
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