Exam 4(YOU GOT THIS KAS) Flashcards
Definition of Pharynx
Passageway for both air and food
Definition for Terminal Bronchioles
Passageways that represent the final portion of the conducting division of the respiratory system.
Alveoli
Microscopic chambers at the end of bronchial tree responsible for gas exchange.
What is the Pleura
Lubricating fluid and compartymentalized lungs
What’s the larynx?
This is responsible for sound and speech production
What’s the Respiratory Bronchiole
First portion airways that can be involved in gas exchange
What are the lungs?
Paired composite organs located within the pleural cavities of thorax
Bronchioles
Airways that continually branch into smaller diameter passageways
Trachea
Flexible, main airway leading into bronchial tree which is lined with hyaline cartilage
Alveoli:
conducting division
respiratory division
Respiratory
Respiratory Bronchioles
conducting division
respiratory division
Respiratory division
Terminal Bronchiole
conducting division
respiratory division
Conducting division
Trachea
conducting division
respiratory division
Conducting division
Right and left primary bronchus
conducting division
respiratory division
Conducting division
Alveolar duct
conducting division
respiratory division
Respiratory Division
Secondary and segmental bronchi
conducting division
respiratory division
Conducting division
Surfactant
conducting division
respiratory division
Respiratory Division
Gas Exchange
conducting division
respiratory division
Respiratory division
Hyaline Cartilage
conducting division
respiratory division
Conducting division
Cilia
conducting division
respiratory division
Conducting
Type I alveolar cells
Respiratory
Type II alveolar cells
conducting division
respiratory division
respiratory division
Mucus
conducting division
respiratory division
Conducting
Smooth muscle
conducting division
respiratory division
Conducting
T/F
The respiratory division has a larger surface area then the conducting division
T
T/F
Filtering, warming, and moistening airflow happens in the respiratory zone?
False
Upper respiratory tract
Nose
Nasal cavity
Paranasal sinuses
Pharynx
Low respiratory tract
Trachea
Bronchi
Lungs
What is secreted to trap dust, bacteria, debris and contains enzymes and antibiotics
Mucus
Surfactant
Cilia
Pleural fluid
Mucus
Atmospheric pressure is higher than intrapulmonary pressure.
Inspiration (inhalation)
Expiration (exhalation)
Inspiration( inhalation)
Thoracic cavity volume decreases which causes the intrapulmonary pressure to rise
Inspiration (inhalation)
Expiration (exhalation)
Expiration
Diaphragm and external intercostal muscles contract and pull the ribs up and out.
Inspiration (inhalation)
Expiration (exhalation)
Inspiration
Caused by the surfactant not being developed; treated by spraying natural or synthetic surfactant.
Bronchitis
Emphysema
IRDS (Infant Respiratory Distress Syndrome)
IRDS (Infant Respiratory Distress Syndrome)
What factor(s) affect breathing rate and depth?
partial pressure of oxygen (PO2)
partial pressure of carbon dioxide (PCO2)
degree of stretch of lung tissue
emotional state & physical activity level
all of the above
all of the above
Which medullary respiratory center controls basic rhythm of breathing?
ventral respiratory group
dorsal respiratory group
Ventral respiratory group
Sensors that monitor changes in the chemical composition in blood
mechanoreceptor
exteroceptor
chemoreceptors
photoreceptors
Chemoreceptors
Concentration of what gas is most influential to respiration?
PCO2
PO2
PCO2
What is Inspiratory Reserve Volume
Amount of air that can be forcefully inhaled after a normal tidal volume inhalation
Residual Volume
Amount of air remaining in the lungs after a forced exhalation
Vital Capacity
Maximum amount of air that can be expired after a maximum inspiratory effort
Tidal Volume
Amount of air inhaled or exhaled with each breath under resting conditions
Functional Residual Capacity
Volume of air remaining in the lungs after a normal tidal volume expiration
Total Lung Capacity
Maximum amount of air contained in the lungs after maximum inspiratory effort
Expiratory reserve volume
Amount of air that can be forcefully exhaled after a normal tidal volume expiration
Inspiratory capacity
Maximum amount of air that can be inspired after a normal expiration
How many liters is tidal volume
0.5
Inspiratory reserve volume liters?
2.0
Expiratory reserve volume liters
1.5
Residual Volume liters
1.0
Vital capacity liters
4.0
Subject #1 - Male, 6’1”, 22 years
FVCmeasured = 6.80 L; FVCpredicted = 6.01 L;
FEV1.0 = 5.8 L; FEV2.0 = 6.5 L; FEV3.0 = 6.9 L.
Does Subject 1 have a Restrictive Lung Disease?
Yes
No
Unable to determine
No
Subject #1 - Male, 6’1”, 22 years
FVCmeasured = 6.80 L; FVCpredicted = 6.01 L;
FEV1.0 = 5.8 L; FEV2.0 = 6.5 L; FEV3.0 = 6.9 L.
Does Subject 1 have an Obstructive Lung Disease?
Yes
No
Unable to determine
No
Subject #2 - Female, 5’6”, 20 years
FVCmeasured = 4.35 L; FVCpredicted = 4.25 L;
FEV1.0 = 3.4 L; FEV2.0 = 4.15 L; FEV3.0 = 4.35 L.
Does Subject 2 have a Restrictive Lung Disease?
Yes
No
Unable to determine
No
Subject #2 - Female, 5’6”, 20 years
FVCmeasured = 4.35 L; FVCpredicted = 4.25 L;
FEV1.0 = 3.4 L; FEV2.0 = 4.15 L; FEV3.0 = 4.35 L.
Does Subject 2 have an Obstructive Lung Disease?
Yes
No
Unable to determine
Yes
Subject #3 - Male, 5’10”, 63 years
FVCmeasured = 4.25 L; FVCpredicted = 6.5 L;
FEV1.0 = 3.6 L; FEV2.0 = 3.8 L; FEV3.0 = 4.04 L.
Does Subject 3 have a Restrictive Lung Disease?
Yes
No
Unable to determine
Yes
Subject #3 - Male, 5’10”, 63 years
FVCmeasured = 4.25 L; FVCpredicted = 6.5 L;
FEV1.0 = 3.6 L; FEV2.0 = 3.8 L; FEV3.0 = 4.04 L.
Does Subject 3 have an Obstructive Lung Disease?
Yes
No
Unable to determine
No
Volume of inspired air in the conduction zone conduits that never contributes to gas exchange.
Alveolar dead space
Total dead space
Anatomical dead space
Anatomical dead space
Volume of inspired air in the alveoli that do not act in gas exchange due to their collapse or obstruction
Alveolar dead space
Total dead space
Anatomical dead space
Alveolar dead space
T/F: Increased air flow resistance decreases air flow rate.
True
T/F:Decreased surface tension increases alveoli surface area
True
Obstructive Lung Disease (check all that are true):
affects flow rates
affects volumes and capacities
affects the airway tubes
affects the alveoli
fibrosis
asthma
affects flow rates
affects the airway tubes
Restrictive Lung Disease (check all that are true):
affects flow rates
affects volumes and capacities
affects the airway tubes
affects the alveoli
fibrosis
asthma
affects volumes and capacities
fibrosis
Gas exchange at the body tissues.
External Respiration
Internal Respiration
Internal Respiration
Gas exchange at the alveolar level.
Internal Respiration
External Respiration
External respiration
Increased diffusion is favored with:
more surface area
shorter distance
greater solubility of gases
all the above are true
Alll
T/F: Partial pressure of oxygen (PO2) is higher in the alveoli vs the blood vessels
True
T/F:Partial pressure of oxygen (PO2) is higher in the tissues vs the blood vessels
F
T/F: Partial pressure of carbon dioxide (PCO2) is higher in the alveoli vs the blood vessels
F
T/F:Partial pressure of carbon dioxide (PCO2) is higher in the tissues vs the blood vessels
T
T/F: Increase in temperature & PCO2 lowers Hb’s affinity for O2 which enhances Hb to unload O2 into the tissues
T
T/F: Higher CO2 in the blood releases more hydrogen ions (H+) which lowers our blood pH which makes our blood more acidic
T
T/F: Majority of O2 is carried in the blood via hemoglobin while majority of CO2 is carried via carbaminohemoglobin
F
Gas exchange at tissues?
A) Internal
B) external
Internal
Co2 solubility is ____ O2 solubility
A) greater than
B) less than
C) equal to
A.
PCO2 at tissues is ____ PCO2 in the blood
A) greater than
B) less than
C) equal to
A
T/F: Co2 attached to the heme on the hemoglobin
F
Decrease temperature___ Hb affinity(hemo wanted to hold onto it) for O2
A) increase
B)decrease
C) no affect
A
Increase in PCO2___ Hb affinity for O2
A) increase
B)decrease
C) no affect
B
Airflow rate in obstructive lung disease is restrictive lung disease
a)Less than
b. Greater than
c. Same as
Less than
Normal, quiet ventilation
a.Tidal volume
b. Vital capacity
c. Total lung cap.
Tidal volume
TV + IRV + ERV IS:
a. Tidal volume
b.Vital capacity
c. Total lung cap.
Vital capacity
Air in conduction zone that is not involved in alveolar gas exchange
c. Total lung cap.
a. Alveolar dead space
b.Anatomical dead space
Anatomical dead space
Volume of air ventilation each minute
a.tidal volume
b.Minute ventilation
Minute ventilation
hat measures the efficiency of alveolar gas exchange
a. Minute ventilation
b.Alveolar ventilation rate
Alveolar ventilation rate
Type of breathing to increase alveolar ventilation exchange
a.Normal rate
b.Slow & deep
Slow and deep
Increase resistance_____air flow rate
a.Increases
b.Decreases
Decreases
Decrease lung compliance____lungs ability to expand
a.increase
b.decrease
Decrease
Obstructive lung disease affects:
a.Tubes/bronchi
b. Alveoli
a
Affects lung capacity & volume:
a. Obstructive PD
b.Restrictive PD
b.Restrictive PD
Measures volume/capacity; normal > 75%
a.Static test
b. Dynamic test
Static test
The function(s) of the urinary system include (mark all that apply):
excrete nitrogenous wastes
maintain blood pH
maintain fluid balance
none of the above
excrete nitrogenous wastes
maintain blood pH
maintain fluid balance
About how much blood do the kidneys filter every day?
125 ml
1.5 L
5 L
180 L
180L
The vessel that supplies blood directly into the glomerulus is called the ________.
cortical radiate artery
afferent arteriole
efferent arteriole
arcuate artery
Correct Answer:
afferent arteriole
This structure is a capillary bed from which blood is filtered into the nephron.
renal corpuscle
glomerulus
peritubular capillary
glomerular capsule
glomerulus
Please select the correct sequence of urine flow through the kidney structures:
- Ureter
- Minor Calyx
- Major Calyx
- Renal Pelvis
- Renal Pyramid
3, 4, 5, 2, 1
5, 2, 3, 4, 1
5, 4, 3, 2, 1
1, 2, 3, 4, 5
5,2,3,4,1
________ are the structural and functional units that form urine.
Urinary Bladder
Renal Cortex
Nephrons
Ureters
Nephrons
T/F: The glomerulus is a turf of capillaries that are highly porous and allow filtrate to be formed.
True
False
True
T/F: The glomerular capsule is a hollow structure surrounding the glomerulus.
True
False
True
The renal tubule consists of (mark all that apply):
Glomerulus
Glomerular Capsule
Proximal Convoluted Tubule
Nephron Loop
Distal Convoluted Tubule
Proximal Convoluted Tubule
Nephron Loop
Distal Convoluted Tubule
T/F: The proximal convoluted tubule (PCT) is the farthest from the renal corpuscle.
True
False
False
T/F: The nephron loop has both descending and ascending limbs.
True
False
True
________ comprises of 85% of nephrons
Cortical Nephron
Juxtamedullary Nephrons
Cortical Nephron
________ have long nephron loops that deeply invade the renal medulla.
Cortical Nephrons
Juxtamedullary Nephrons
Juxtamedullary Nephrons