6 to 8 weeks
8 to 12 months
Until the iron level is normal
The rest of one’s life
Question 2. : What pulmonary defense mechanism propels a mucous blanket that entraps particles moving toward the oropharynx?
Irritant receptors on the nares
Question 3. : The common hay fever allergy is expressed through a reaction that is mediated by which class of immunoglobulins?
Question 4. : Which of the following describes how the body compensates for anemia?
Increasing rate and depth of breathing
Decreasing capillary vasoconstriction
Hemoglobin holding more firmly onto oxygen
Kidneys releasing more erythropoietin
Question 5. : Obesity creates a greater risk for dehydration in people because:
Adipose cells contain little water because fat is water repelling.
The metabolic rate of obese adults is slower than the rate of lean adults.
The rate of urine output of obese adults is higher than the rate of output of lean adults.
The thirst receptors of the hypothalamus do not function effectively.
Question 6. : Which hormone prompts increased anxiety, vigilance, and arousal during a stress response?
Adrenocorticotropic hormone (ACTH)
Question 7. : What is the treatment of choice for pernicious anemia (PA)?
Cyanocobalamin by oral intake
Vitamin B12 by injection
Ferrous fumarate by Z-track injection
Folate by oral intake
Question 8. : Which sexually transmitted infection frequently coexists with gonorrhea?
Herpes simplex virus
Question 9. : During an infection, why do lymph nodes enlarge and become tender?
B lymphocytes proliferate.
The nodes are inflamed.
The nodes fill with purulent exudate.
The nodes are not properly functioning.
Question 10. : Chvostek and Trousseau signs indicate which electrolyte imbalance?
Question 11. : What is the suggested mean blood pressure for an 8- to 9-year-old child?
104/55 mm Hg
106/58 mm Hg
112/62 mm Hg
121/70 mm Hg
Question 12. : Stress-induced sympathetic stimulation of the adrenal medulla causes the secretion of:
Epinephrine and aldosterone
Norepinephrine and cortisol
Epinephrine and norepinephrine
Acetylcholine and cortisol
Question 13. : Bronchiolitis tends to occur during the first years of life and is most often caused by what type of infection?
Respiratory syncytial virus (RSV)
Question 14. : What is the function of erythrocytes?
Question 15. : The tonic neck reflex observed in a newborn should no longer be obtainable by:
Question 16. Where are Kupffer cells located?
Question 17. Stress-induced norepinephrine results in:
Increased sweat gland secretions
Decreased blood pressure
Question 18. Which normal physiologic change occurs in the aging pulmonary system?
Decreased flow resistance
Stiffening of the chest wall
Improved elastic recoil
Question 19. Which statement accurately describes childhood asthma?
An obstructive airway disease characterized by reversible airflow obstruction, bronchial hyperreactivity, and inflammation
A pulmonary disease characterized by severe hypoxemia, decreased pulmonary compliance, and diffuse densities on chest x-ray imaging
A pulmonary disorder involving an abnormal expression of a protein, producing viscous mucus that lines the airways, pancreas, sweat ducts, and vas deferens
An obstructive airway disease characterized by atelectasis and increased pulmonary resistance as a result of a surfactant deficiency
Question 20. In which structure does B lymphocytes mature and undergo changes that commit them to becoming B cells?
Regional lymph nodes
Question 21. Tissue damage caused by the deposition of circulating immune complexes containing an antibody against the host DNA is the cause of which disease?
Systemic lupus erythematosus
Question 22. Where are Langerhans cells found?
Question 23. What is the most commonly reported symptom of cancer treatment?
Question 24. Cystic fibrosis is caused by which process?
Autosomal recessive inheritance
Autosomal dominant inheritance
Question 25. What is the primary cause of the symptoms of polycythemia vera?
Decreased erythrocyte count
Destruction of erythrocytes
Increased blood viscosity
Question 26. What term is used to describe a hernial protrusion of a saclike cyst that contains meninges, spinal fluid, and a portion of the spinal cord through a defect in a posterior arch of a vertebra?
Spina bifida occulta
Question 27. How is the effectiveness of vitamin B12 therapy measured?
Serum vitamin B12
Question 28. The ability of the pathogen to invade and multiply in the host is referred to as:
Question 29. Which is an example of an endogenous antigen?
Question 30. Which immunoglobulin is present in blood, saliva, breast milk, and respiratory secretions?
Question 31. Which blood cells are the chief phagocytes involved in the early inflammation process?
Question 32. Which renal change is found in older adults?
Sharp decline in glomerular filtration rate
Sharp decline in renal blood flow
Decrease in the number of nephrons
Decrease in urine output
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