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PATH 200 > Path Theory Test#6 > Flashcards

Path Theory Test#6 Flashcards

1
Q 
Which one of the following processes occurs in the nasal passages?
A) Conditioning of inspired air
B) Pulmonary ventilation
C) Capillary perfusion
D) Gas exchange
A

A) Conditioning of inspired air

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2
Q 
In which one of the following respiratory system structures does gas exchange take place?
A) Bronchi
B) Trachea
C) Bronchioles
D) Alveoli
A

D) Alveoli

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3
Q 
Which one of the following is NOT a primary respiratory process
A) Internal respiration
B) External respiration
C) Pulmonary ventilation
D) Oxygenate the lungs
A

D) Oxygenate the lungs

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4
Q 
The diaphragm muscle is controlled by which of the following spinal nerve segments?
A) C2-C4
B) C3-C5
C) C4-C6
D) C5-C7
A

B) C3-C5

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5
Q 
In which area in the bronchial tree does gas exchange occur?
A) Conducting
B) Respiratory
C) Visceral pleura
D) Respiratory membrane
A

D) Respiratory membrane

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6
Q 
Which one of the following groups of cells/structures warms inspired air?
A) Tonsils
B) Goblet cells
C) Serous cells
D) Plexus of venules
A

D) Plexus of venules

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7
Q 
An increase in which one of the following factors increases the affinity of O2 to hemoglobin
A) Partial pressure of O2
B) Air temperature
C) Concentration of hydrogen ions
D) Partial pressure of CO2
A

A) Partial pressure of O2

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8
Q

Which one of the following factors that affect gas exchange in the alveoli is a constant value?
A) thickness of the respiratory membrane
B) Solubility of O2 & CO2
C) Partial pressure gradient of O2 & CO2
D) Ventilation-perfusion coupling

A

B) Solubility of O2 & CO2

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9
Q

Which one of the following statements regarding ventilation-perfusion coupling is FALSE?
A) High oxygen levels in the alveoli lead to greater perfusion
B) Low oxygen levels in the alveoli lead to less perfusion
C) Reduced ventilation leads to vasodilation and decreased perfusion
D) Increased ventilation leads to vasodilation and increased perfusion

A

C) Reduced ventilation leads to vasodilation and decreased perfusion

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10
Q

Which statement about regulation/control of respiration is FALSE?
A) CO2 in the blood is the most potent regulator of respiration
B) Oxygen level in the blood is the most potent regulator of respiration
C) The ventral root group contains neurons affecting both inspiration and expiration
D) The DRG & VRG are located in the medulla oblongata

A

B) Oxygen level in the blood is the most potent regulator of respiration

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11
Q

Which one of the following statements defines expiration reserve volume?
A) The sum of all lung volumes
B) Total amount of exchangeable air in the lungs
C) Amount of air that can be inspired after a tidal volume
D) Amount of air that can be exhaled after a tidal expiration

A

D) Amount of air that can be exhaled after a tidal expiration

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12
Q

In general, chronic obstructive pulmonary diseases are a group of disorders that manifest with which one of the following?
A) Pulmonary edema and lung collapse
B) Infection, abscesses and granuloma formation
C) Inflammation and fibrotic changes in lung tissue
D) Recurrent obstruction of air flow in pulmonary airways

A

D) Recurrent obstruction of air flow in pulmonary airways

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13
Q 
Which one of the following factors is considered the major cause of chronic obstructive pulmonary disease?
A) Smog
B) Cigarette smoking
C) Airborne allergens
D) Autoimmune factors
A

B) Cigarette smoking

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14
Q 
What is a major cause of dyspnea?
A) Bronchodilation
B) Shortness of breath
C) Loss of elastic recoil
D) Bronchoconstriction
A

D) Bronchoconstriction

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15
Q 
In general, with sign/symptom is NOT cardinal to respiratory disorders?
A) Fibrosis
B) Wheezing
C) Coughing
D) Rales
A

A) Fibrosis

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16
Q 
Which one of the following diseases is an interstitial lung disease?
A) Pleuritis
B) Sarcoidosis
C) Tuberculosis
D) Acute bronchitis
A

B) Sarcoidosis

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17
Q

Which statement about inflammatory pulmonary processes is FALSE?
A) They fight invading organisms within the respiratory system
B) The inflammatory responses to various irritants are different
C) Alveolar macrophages isolate and destroy invading organisms
D) They can be complicated by specific causative agents

A

B) The inflammatory responses to various irritants are different

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18
Q 
Which one of the following is NOT a sign of Asthma?
A) Wheezing
B) Rales
C) Coughing
D) Chest tightness
A

B) Rales

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19
Q

Interstitial lung diseases are a group of disorders that manifest with which state?
A) Pulmonary edema and hyperventilation
B) Inflammation and fibrotic changes in lung tissue
C) Destruction of elastic and alveolar tissue spaces
D) Infection, abscesses and granuloma formation

A

B) Inflammation and fibrotic changes in lung tissue

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20
Q 
Chronic bronchitis is NOT accompanied by which manifestation?
A) Ventilation-perfusion imbalances
B) A persistent productive cough
C) Hypoxemia and cyanosis
D) Barrel chest posture
A

D) Barrel chest posture

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21
Q 
Which presentation is atypical of chronic obstructive pulmonary disorders?
A) Hypertrophy of bronchial walls
B) Increased lung compliance
C) Excessive mucus secretion
D) Loss of alveolar tissue
A

B) Increased lung compliance

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22
Q 
Pulmonary hypertension describes the elevation of blood pressure \_\_\_\_
A) Due to a pulmonary infarct
B) In the pulmonary venal system
C) Due to inflammatory processes
D) In the pulmonary arterial system
A

D) In the pulmonary arterial system

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23
Q 
Which one of the following terms describes incomplete lung expansion
A) Pleuritis
B) Atelectasis
C) Bronchiectasis
D) Pneumothroax
A

B) Atelectasis

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24
Q 
What is the most common cause of lung cancer?
A) Cigarette smoking
B) Chronic bronchitis
C) Inhaled allergens other than smoke
D) Metastasis from other types of cancer
A

A) Cigarette smoking

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25
Q 
Emphysema is categorized as which type of respiratory disorder?
A) Inflammatory
B) Pulmonary vascular
C) Lung inflation
D) Obstructive
A

D) Obstructive

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26
Q 
Which organ system removes waste most similar to waste removed by the urinary system
A) Integumentary
B) Respiratory
C) Digestive
D) Immune
A

A)Integumentary

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27
Q 
Which one of the following organs is NOT part of the urinary system?
A) Liver
B) Kidney
C) Urethra
D) Bladder
A

A) Liver

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28
Q 
Which one of the following does NOT enter or exit the kidney via the renal hilus
A) Lymph vessels
B) Blood vessels
C) Nerves
D) Urethra
A

D) Urethra

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29
Q 
Which function of the kidney affects homeostasis indirectly
A) Removal of metabolic waste
B) Regulation of water balance
C) Production of red blood cells
D) Regulation of acid-base balance
A

C) Production of red blood cells

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30
Q

Which statement about blood supply to the kidney is TRUE?
A) The renal arteries arise directly from the aortic arch
B) The renal veins carry de-oxygenated blood to the kidneys
C) The afferent and efferent arterioles carry oxygenated blood
D) The renal arteries carry oxygenated blood away from the kidneys

A

C) The afferent and efferent arterioles carry oxygenated blood

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31
Q

Which statement about the proximal convoluted tubules is TRUE?
A) It is a major site of reabsorption of nutrients and electrolytes
B) It is a tight network of blood vessels where blood filtration occur
C) It is the primary site of reabsorption of water from the tubule
D) It is the site of excess ions are secreted back from the capillaries

A

A) It is a major site of reabsorption of nutrients and electrolytes

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32
Q 
Which substances is NOT normally found in the glomeruler filtrate
A) Ions
B) Urea
C) Creatinine
D) Protein
A

D) Protein

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33
Q

Which one of the following statements about the net filtration pressure (NFP) is TRUE?
A) Represents the blood pressure in glomerulus
B) The sum of capillary and interstitial osmotic pressure of the filtrate
C) The difference between the glomeruler and capsular hydrostatic pressures
D) Differences between forces pushing fluid out of & drawing it into the glomerulus

A

D) Differences between forces pushing fluid out of & drawing it into the glomerulus

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34
Q

Which one of the following occurs when systemic blood pressure drops significantly?
A) No significant change in glomeruler filtration
B) Increased reabsorption of waste products
C) There is a loss of nutrients from the body
D) Increased glomeruler filtration rate

A

B) Increased reabsorption of waste products

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35
Q 
Which substance is normally found in urine?
A) Glucose
B) Proteins
C) Nutrients
D) Electrolytes
A

D) Electrolytes

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36
Q

Which mechanism does NOT have a role in regulating renal blood flow?
A) Intrinsic renal auto-regulation
B) Renin-angiotensin mechanism
C) Sympathetic nervous system controls
D) Parasympathetic nervous system controls

A

D) Parasympathetic nervous system controls

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37
Q 
What is the primary driving force that results in the initial filtration of blood in the nephron?
A) Blood osmotic pressure
B) Capsular hydrostatic pressure
C) Glomeruler hydrostatic pressure
D) Intrapleural pressure
A

C) Glomeruler hydrostatic pressure

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38
Q 
Which term describes excess levels of sodium in the blood?
A) Hypercapnia
B) Hypocapnia
C) Hypernaturemia
D) Hyponaturemia
A

C) Hypernaturemia

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39
Q 
Urinary tract infections are least common in which one of the following populations?
A) Diabetics
B) Elderly people
C) Postmenopausal women
D) Young adult males
A

D) Young adult males

40
Q

In which set is a disorder incorrectly matched with its Etiology
A) Glomerulonephritis - injury to the glomeruler filtrate
B) Hypertension - vascular disease
C) Pyelonnephritis - Damage to the interstitium
D) Arteriosclerosis - Urinary bladder dysfunction

A

D) Arteriosclerosis - Urinary bladder dysfunction

41
Q 
Chronic renal failure is often associated with anemia due to which factor?
A) Insufficient retention of iron
B) Reduced levels of erythropoietin
C) Loss of vitamin B12 in the urine
D) Loss of red blood cells in the urine
A

B) Reduced levels of erythropoietin

42
Q

Which statement about kidney pathologies is TRUE?
A) Nephroblastoma is a benign renal tumour seen most often in young children
B) Diabetic nephropathy involves a thinning out of the glomeruler membrane
C) The origin of many cases of glomeruleronephritis is bacterial infection
D) Urinary tract and kidney infections predispose to gall bladder stones

A

C) The origin of many cases of glomerulonephritis is bacterial infection

43
Q 
Which clinical manifestation is described as the presence of blood in urine
A) Azotemia
B) Uremia
C) Hematuria
D) Nephritis
A

C) Hematuria

44
Q

Which set of clinical manifestations characterizes the nephritic syndrome?
A) Azotemia, Oliguria, Hypertension
B) Hematuria, Hypertension, Proteinuria
C) Hyperlipidemia, Hypoalbuminemia, Edema
D) Proteinuria, Oliguria, Generalized Edema

A

A) Azotemia, Oliguria, Hypertension

45
Q 
Which clinical manifestation is characteristic of nephrotic syndrome?
A) Proteinuria
B) Hematuria
C) Hypertension
D) Oliguria
A

A) Proteinuria

46
Q 
Which term describes heart failure resulting from primary lung disease and long-term hypertension?
A) Chronic respiratory disorders
B) Thromboembolytic disorders
C) Acute respiratory disorders
D) Cor Pulmonale
A

D) Cor Pulmonale

47
Q 
Which renal disorder is common in young children
A) Wilm’s tumour
B) Renal calculi
C) Pyelonephritis
D) Hypernephroma
A

A) Wilm’s tumour

48
Q 
Which one of the following terms is related to taste?
A) Gustation
B) Olfaction
C) Auditory
D) Optical
A

A) Gustation

49
Q

Which statement about nerve pathways of special senses is TRUE?
A) Vision pathways begin in the visual cortex and end in the retina of eye
B) The smell pathway begins with photoreceptors
C) The auditory pathway signals are sent along the Vestibulocochlear nerve
D) The taste pathway begins with photoreceptors located in the taste buds

A

C) The auditory pathway signals are sent along the Vestibulocochlear nerve

50
Q 
Which one of the following structures is in the upper respiratory tract?
A) Alveoli
B) Lungs
C) Trachea
D) Bronchial tree
A

C) Trachea

51
Q 
Which one of the following respiratory tract structures is responsible for voice production?
A) Bronchi
B) Alveoli
C) Larynx
D) Pleurae
A

C) Larynx

52
Q

Which one of the following statements best describes external respiration
A) Movement in the lungs of O2 into the blood and CO2 out of the blood
B) Catabolic processes that produce energy in tissue cells
C) Processes buffering the blood and preventing acidosis
D) Diffusion of gases through ultra-thin membranes in the lungs

A

A) Movement in the lungs of O2 into the blood and CO2 out of the blood

53
Q

Which one of the following statements regarding muscles of respiration is FALSE?
A) Include the diaphragm and external intercostals
B) Accessory muscles facilitate forced inspiration
C) Accessory muscles facilitate forced expiration
D) Inspiration and expiration are active processes

A

D) Inspiration and expiration are active processes

54
Q 
Which one of the following structures is NOT part of the respiratory zone?
A) Alveolar sacs
B) Alveolar ducts
C) Primary bronchi
D) Respiratory bronchioles
A

C) Primary bronchi

55
Q 
Which one of the following groups of cells/structures warms inspired air?
A) Tonsils
B) Goblet cells
C) Serous cells
D) Plexus of venule
A

D) Plexus of venule

56
Q 
An increase in which of the following factors increases the affinity of O2 to hemoglobin?
A) Partial pressure of O2
B) Air temperature
C) Concentration of hydrogen ions
D) Ventilation-perfusion coupling
A

A) Partial pressure of O2

57
Q

Which one of the following factors that affect gas exchange in the alveoli is a constant value?
A) Thickness of the respiratory membrane
B) Solubility of O2 & CO2
C) Partial pressure gradient of O2 & CO2
D) Ventilation-perfusion coupling

A

B) Solubility of O2 & CO2

58
Q

Which one of the following statements regarding ventilation-perfusion coupling is FALSE?
A) High oxygen levels in the alveoli lead to greater perfusion
B) Low oxygen levels in the alveoli lead to less perfusion
C) Reduced ventilation leads to vasodilation and decreased perfusion
D) Increased ventilation leads to vasodilation and increased perfusion

A

C) Reduced ventilation leads to vasodilation and decreased perfusion

59
Q

Which one of the following defines tidal volume?
A) The sum of all lung volumes
B) Amount of air inhaled or exhaled during normal breath
C) Amount of air that can be inspired after a tidal expiration
D) Amount of air that can be evacuated after a tidal expiration

A

B) Amount of air inhaled or exhaled during normal breath

60
Q 
Insufficient secretion of surfactant is the primary cause of which one of the following disorders
A) Premature infant distress syndrome
B) Obstructive respiratory disease
C) Allergic rhinitis and Asthma
D) ‘blue bloater’ syndrome
A

A) Premature infant distress syndrome

61
Q 
Which of the following factors is NOT usually a cause of acute respiratory conditions?
A) Cigarette smoking
B) Bacterial infection
C) Viral infections
D) Air pollution
A

A) Cigarette smoking

62
Q 
Which state is dyspnea?
A) Shortness of breath
B) Bronchodilation
C) Rapid heart beat
D) Lung collapse
A

A) Shortness of breath

63
Q 
In general, which sign/symptom is NOT cardinal to respiratory disorders
A) Fibrosis
B) Wheezing
C) Coughing
D) Rales
A

A) Fibrosis

64
Q 
Which one of the following is an unlikely cause of pneumonia?
A) Fungi
B) Lung abscess 
C) Viral infection
D) Bacterial infection
A

B) Lung Abscess

65
Q 
What is an acute pulmonary disorder?
A) Chronic bronchitis
B) Cystic fibrosis
C) Emphysema
D) Pleuritis
A

D) Pleuritis

66
Q

Which statement about asthma is true?
A) Wheezing is the result of increased respiratory effort
B) Between attacks persons suffer from chronic dyspnea
C) Asthma is generally a fatal condition
D) Responses to triggers always occur within 10 minutes of exposure?

A

A) Wheezing is the result of increased respiratory effort

67
Q

Interstitial lung diseases are a group of disorders that manifest with which state?
A) Pulmonary edema and hyperventilation
B) Inflammation and fibrotic changes in lung tissue
C) Destruction of elastin and alveolar tissue spaces
D) Infection, abscesses and granuloma formation

A

B) Inflammation and fibrotic changes in lung tissue

68
Q 
Which one of the following is an early manifestation of chronic bronchitis
A) Pulomary hypertension
B) Peripheral edema
C) Productive cough
D) Cor Pulmonale
A

C) Productive cough

69
Q

Which one of the following statements regarding cystic fibrosis is TRUE?
A) Signs and symptoms include thick sputum and foul smelling fatty stools
B) Patients are refereed to as ‘blue bloaters’
C) Patients are refereed to as ‘pink puffers’
D) Characterized by permanent dilation of the bronchi

A

A) Signs and symptoms include thick sputum and foul smelling fatty stools

70
Q 
Which one of the following is NOT a predisposing factor for pulmonary embolisms?
A) Spinal cord injury
B) Hip fracture
C) Venous stasis
D) Moderate drinking
A

D) Moderate drinking

71
Q

Which one of the following statements regarding pleuritis, or pleural pain is TRUE?
A) Usually a manifestation of blood in the thoracic cavity
B) Often due to reduced secretion of pleural serous fluid
C) Described as a dull pain that is difficult to localize
D) Easy to differentiate from other causes of chest pain

A

B) Often due to reduced secretion go pleural serous fluid

72
Q 
What is the most common cause of lung cancer?
A) Cigarette smoking
B) Chronic bronchitis
C) Inhaled allergens other than smoke
D) Metastasis from other types of cancer
A

A) Cigarette smoking

73
Q 
Which one of the following is categorized as an infective pulmonary disease?
A) Tuberculosis
B) Cystic fibrosis
C) Silicosis
D) Embolisms
A

A) Tuberculosis

74
Q 
Which one of the following organ systems is responsible for removing carbon dioxide waste from the body?
A) Integumentary
B) Respiratory
C) Immune
D) Urinary
A

B) Respiratory

75
Q 
Which one of the following organs is NOT part of the urinary system
A) Liver
B) Kidney
C) Urethra
D) Bladder
A

A) Liver

76
Q 
Which one of the following structures does NOT enter or exit the kidney via the renal hilus
A) Lymph vessels
B) Blood vessels
C) Nerves 
D) Urethra
A

D) Urethra

77
Q

Which one of the following is NOT a function of the kidney
A) Maintaining the acid/base balance
B) Regulating systemic blood pressure
C) Stimulating white blood cell production
D) Clearing blood plasma of metabolic wastes

A

C) Stimulating white blood cell production

78
Q

Which one of the following statements regarding blood supply to the kidney is TRUE?
A) The renal veins carry deoxygenated, waste-laden blood from the kidneys
B) The peritubular capillaries are the major site of filtration
C) The afferent and efferent arterioles carry oxygenated blood
D) Gas exchange occurs the glomeruler membrane

A

C) The afferent and efferent arterioles carry oxygenated blood

79
Q

Which one of the following statements regarding the glomeruler membrane is FALSE?
A) A complex structure facilitating the removal of waste from systemic blood
B) Changes in the structure of the membrane can lead to life threatening illness
C) A highly porous and fenestrated membrane permeable to red blood cells
D) A thin membrane very permeable to water and solutes carried in the blood

A

C) A highly porous and fenestrated membrane permeable to red blood cells

80
Q 
Where does the filtration of blood in the nephron occur?
A) Bowman’s capsule
B) The glomerulerus
C) Proximal convoluted tubules
D) The loop of Henle
A

B) The glomerulerus

81
Q

Which one of the following statements about the net filtration pressure (NFP) is true?
A) Represents the blood pressure in the glomerulerus
B) The sum of capillary and interstitial osmotic pressure of the filtrate
C) The difference between the glomeruler and capsular hydrostatic pressures
D) Differences between forces pushing fluid out of and drawing it into the glomerulus

A

D) Differences between forces pushing fluid out of and drawing it into the glomerulus

82
Q 
Which one of the following substances found in the glomeruler filtrate is NOT actively reabsorbed from the renal tubules?
A) Ions
B) Urea
C) Glucose
D) Vitamins
A

B) Urea

83
Q 
Which substance is usually found in the urine?
A) Glucose
B) Proteins
C) Nutrients
D) Electrolytes
A

D) Electrolytes

84
Q

Which mechanism does NOT have a role in regulating renal blood flow?
A) Intrinsic renal autoregulation
B) Renin-angiotensin mechanism
C) Sympathetic nervous system controls
D) Parasympathetic nervous system controls

A

D) Parasympathetic nervous system controls

85
Q 
What is the major contributor to plasma osmotic pressure
A) Sodium ion concentrations
B) Plasma protein levels
C) white blood cells
D) Red blood cells
A

B) Plasma protein levels

86
Q 
Which one of the following states is a likely consequences of severe dehydration
A) Increased blood pressure
B) Decreased blood pressure
C) Increased systemic edema
D) Increased urine output
A

B) Decreased blood pressure

87
Q

Which one of the following statements describes uremia
A) State due to abnormal nitrogenous waste in the blood
B) A biochemical abnormality reflecting acid/base and water imbalances
C) A condition in which white and red blood cells appear in the urine
D) Elevated blood sodium and potassium concentrations

A

A) State due to abnormal nitrogenous waste in the blood

88
Q

Which one of the following statements regarding urinary tract infections (UTI) is TRUE?
A) Overall males are more likely to contract UTIs
B) Women with diabetes are less likely than women without diabetes to have UTIs
C) Young men are more likely than elderly men to contract a UTI
D) A short urethra in females makes them more susceptible to UTIs

A

D) A short urethra in females makes them more susceptible to UTIs

89
Q 
What is a common manifestation of renal calculi
A) Proteinuria
B) Renal colic
C) Polyuria
D) Uremia
A

B) Renal Colic

90
Q 
Renal failure is least likely to affect which one of the following homeostatic functions
A) Maintenance of plasma volume
B) Plasma electrolyte concentrations
C) Control of systemic blood pressure
D) Excretion of carbon dioxide
A

D) Excretion of carbon dioxide

91
Q

Which statement about glomerulonephritis is FALSE?
A) Metabolic dysfunction is an uncommon complication of glomerulonephritis
B) Damage to glomeruler membranes results in decreased or increased permeability
C) Glomerulonephritis is a major cause of chronic renal failure
D) Glomerulonephritis can cause water or electrolyte imbalances

A

A) Metabolic dysfunction is an uncommon complication of glomerulonephritis

92
Q 
Which one of the following is NOT a systemic manifestation of uremia
A) Weakness
B) Fatigue
C) Anemia
D) Oliguria
A

D) Oliguria

93
Q

Which set of clinical manifestations characterizes the nephritic syndrome
A) Azotemia, Oliguria, Hypertension
B) Hematuria, Hypertension, Proteinuria
C) Hyperlipidemia, Hypoalbuminemia, Edema
D) Proteinuria, Oliguria, Generalized Edema

A

A) Azotemia, Oliguria, Hypertension

94
Q

Under which one of the following conditions does blood pressure increase
A) Vascular smooth tone decreases
B) Blood plasma volume decreases
C) Peripheral vascular resistance increases
D) Glomeruler filtration rate increases

A

C) Peripheral vascular resistance increases

95
Q 
What is a neoplasm affecting the kidney
A) Adenocarcinoma
B) Nephroblastoma
C) Small cell carcinoma
D) Malignant melanoma
A

B) Nephroblastoma

PATH 200 (5 decks)

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