NR 507 Week 4 Midterm Summer 2021 (Real Exam)
Hypertension (high blood pressure) will have its most immediate effect on
Preload x Contractility Afterload None of these
Mature, circulating RBC’s lack endoplasmi
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NR 507 Week 4 Midterm Summer 2021 (Real Exam)
Hypertension (high blood pressure) will have its most immediate effect on
Preload x Contractility Afterload None of these
Mature, circulating RBC’s lack endoplasmic reticulum. Without these structures RBC’s are completely unable to synthesize any
ATP x
Protein
All of the above Hemoglobin
Which of the following would indicate that a client with chronic bronchitis has developed secondary polycythemia vera:
Icreased hematocrit Abnormal arterial blood gas x Cyanosis
Peripheral edema Stroke volume is
The amount of blood the heart can hold
The amount of blood the heart ejects per minute The amount of blood the heart ejects per beat x Equal to the total blood volume of approximately 5 L
Glomerulonephritis is associated with a(n)
Elevated BUN/creat levels due to increase GFR Decreased BUN/creat levels due to decreased GFR Decreased bun/creat levels due to increased GFR Elevated bun/creat lvls due to decreased GFR x
Which of the following would not typically be observed in a client with asthma Wheezing
Chest tightness
SOB
Productive cough x
A prolonged episode of tachycardia will result in
Increased ejection fraction x No change in stroke volume Increased stroke volume Decreased stroke volume
Tubular reabsorption and tubular secretion differ in that
Secretion adds material to the filtrate, reabsorption removed material from the filtrate Secretion occurs via passive transport, reabsorption occurs via active transport Secretion adds material to the blood; reabsorption removes material from the blood
Reabsorption tends to increase urine volume, secretion tends to decrease urine volume x
After erythrocytes have completed their lifespan \, they are removed by macrophages located mainly in the
Yellow bone marrow Appendix
Spleen Liver x
Alveolar hyperinflation occurs in asthma and chronic bronchitis as the result of Thorax expansion
Increased rate of pulmonary capillary perfusion Sustained bronchodialation
Decreased ability to exhale x
The primary site of damage in the nephron due to ischemic conditions is the Bowmans capsule
All areas of the nephron are equally affected by ischemia x Loop of henle
Distal convoluted tubule Proximal convoluted tubule
The movement of blood into and out of the capillary beds of the lungs to the body tissues and cells describes the process of
Metabolism Respiration Perfusion x Ventilation
A 5-year-old female presents with frequent urinary tract infections, imagine studies indicate a retrograde flow of urine from the urinary bladder into the urethers. This is indicative of
Hypospadias Vesicoureteral reflux Renal agenesis x Polycystic kidney disease
A 30 year old client who had a gastrectomy procedure 1 year ago is most at risk for the development of
Iron-deficiency anemia x Aplastic anemia Hemolytic anemia Pernicious anemia
A deficiency of intrinsic factor (IF) will most likely result in
Pernicious anemia
Iron-deficiency anemia x Folate-deficiency anemia Aplastic anemia
During ventricular systole A and b
Venous blood from the systemic circulation enters the right atrium The mitral and tricuspid valves are closed x
The mitral and tricuspid valves are open
A deficiency of transferrin is most likely to result in Aplastic anemia x
Iron-deficiency anemia Hemolytic anemia Pernicious anemia
The primary source of erythropoietin is the Spleen
Kidney Liver
Bone marrow x
Which of the following is not a condition associated with renal rfailure
Hypernatremia Hyperphosphatemia Hypokalemia x Hypocalcemia
A 25 year old female presents with frequent complete calculi blockage of one ureter. This is referred to as
Postrenal disease x Hypercalemia Intrarenal
Prenatal disease
Contractility of cardia muscle is directly dependent on the level of
Calcium Chloride Sodium Potassium x
Appropriate management of progressive renal failure typically includes All of the above
Potassium supplementation High protein diet Erythropoietin administration x
In addition to oxygen, hemoglobin also carries nitric oxide (NO) No is important for Preventing free radical damage to RBC membranes
Promoting vasodilation
Preventing conversion of Fe +2 to fe+3 Increasing oxygen binding affinity of Hb x
Which equation correctly represents cardiac output (CO) CO = heart rate x pulse rate
CO = heart rate x stroke volume CO = heart rate x blood pressure x
CO = blood pressure x stroke volume
Which of the following statements correctly describes the flow of blood between the heart and lungs
Oxygenated blood is transported from the lungs to the heart via the pulmonary veins x Deoxygenated blood is transported from the left ventrile to the lungs via the pulmonary areteries
The pulmonary arteries carry oxygenated blood from the lungs to the heart Oxygenated blood is transported from the lungs to the right atrium of the heart
Blood (hydrostatic) pressure is most important for the process of Excretion
Reabsorption x Filtration secretion
Preload can be decreased by all the following except dehydration
hemorrhage
ventricular hypertrophy x cardiac tamponade
chronic bronchitis is characterized by elevated IgG levels
bronchial breakdown
right ventricular hypertrophy no answer text provided x decreased hematocrit
the lamina propria area of the bronchioles play a significant role in the pathogenesis of chronic bronchitis because this is where
columnar epithelia cells lose their cilia hyperplasia of goblet cells occurs inflammatory cell activation occurs smooth muscle constriction occurs x
which of the following will occur when calcium binds to troponin troponin shifts to prevent actin and myosin interaction
troponin shifts to allow actin and myosin interaction x
an action potential is stimulate cardiac muscle cells relax
the average red blood cell lifespan is approximately 3-4 months
Many years
One month or less x 6-12 months
The correct definition of afterload is
The amount of blood ejected from each ventricle x The number of times the heart contracts
How much the ventricles can stretch to hold blood How much pressure the heart must exert to eject blood
An accident victim transfused with the incorrect blood type is at most risk for development of
Hemolytic anemia
Iron-deficiency anemia Polycythemia x Aplastic anemia
A client is experiencing congestive heart failure (CHF) which of the following represent the correct sequence of events that occur with CHF
Systemic hypotension increased la preload increased lv preload biventricular heart failure Pulmonary hypertension increased RV preload, increased RA preload, pulmonary edema Aortic valve disease, decreased LV preload, increased LA preload, peripheral edema Systemic hypertension, increased lv preload, increased la preload, pulmonary edema x
The condition most associated with a history of seasonal and/or chronic allergies is Extrinsic asthma x
Emphysema Intrinsic asthma Chronic bronchitis
Preload refers specifically to
How much work the heart must do to pump blood How often the heart muscle can contract
How much blood the ventricles can hold x End-systolic volume
ACE (angiotensin converting enzyme)
Is made by the JG cells to activate renin
Is made by the adrenal cortex to increase NA and water reabsorption Is made by the liver to form angiotensin II
is made by the lung to activate angiotensin I x
Closure of the semilunar valves (SLV) Produces the second heart sounds x Corresponds to atria contraction Directs blood into the atria
Produces a deflection on the ECG tracing
A 78-year old patient is scheduled for an imaging procedure using contrast dye,. Although rare you know that he may be at risk for contrast induced nephropathy (CIN) because of his history of
Cystitis Fatty liver
Kidney stones Diabetes x
The normal primary site of hematopoiesis in the adult is Red bone marrow x
Yellow bone marrow Spleen
Liver
A 78-year-old male has been diagnosed with benign prostatic hyperplasia (BPH) the increases his risk for development of
Postrenal disease x Vesicouretral reflux Intrarenal disease Prerenal disease
After load can be increase by all the following except Pulmonary disease
Systemic hypertension Aortic valve damange Hemorrhage x
The blood disorders sickle-cell anemia and thalassemia are Idiopathic in origin
Autosomal recessive genetic disorders x Autoimmune-mediated
Autosomal dominant genetic disorders
Treatment for asthma included anticholinergic drugs. The mechanism of action for the medication is to
Block acetylcholine binding to promote bronchoconstriction Enhance acetylecholine binding to promote bronchoconstriction Block acetylcholine binding to promote bronchodialation x
Enhance acetylecholine binding to promote bronchodialation
A client who is 2 days post-partum is most at risk for development of Folate deficiency anemia
Aplastic anemia x Hemolytic anemia
Iron-deficiency anemia
A client with chronic bronchitis is most likely to experience Respiratory acidosis due to decreased intake of O2 Respiratory alkalosis due to decreased intake of O2 Respiratory alkalosis due to inability to exhale CO2 Respiratory acidosis due to inability to exhale CO2 x
An aortic semilunar valve stenosis would have the most immediate effect by Increasing r atrial preload
Increasing L ventricular afterload Decreasing l ventricular preload Decreasing r ventricular afterload x
In the healthy heart the response to an increase in preload is for stroke volume to Stay the same
Decrease Increase x
All of the above
Decreased contractibility can be caused by all the following except Acidosis
Ischemia Fever x
Cardiomyopathy
Cor pulmonale refers to
Left ventriclular failure secondary to lung disease
Right ventricular failure seconday to systemic hypertension x Left ventricular failure secondary to systemic hypertension Right ventricular failure secondary to pulmonary hypertension
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