NR 507 Questions & Answers (ASSURED A)

NR 507 Questions & Answers (ASSURED A) Question Question 1 2 / 2 pts What is the major virus involved in the development of cervical cancer? a) Herpes simplex virus type 6 b) Herpes simplex virus type 2 c) Human p ...

NR 507 Questions & Answers (ASSURED A) Question Question 1 2 / 2 pts What is the major virus involved in the development of cervical cancer? a) Herpes simplex virus type 6 b) Herpes simplex virus type 2 c) Human papillomavirus d) Human immunodeficiency virus Question 2 2 / 2 pts Which statement accurately describes childhood asthma? a) An obstructive airway disease characterized by reversible airflow obstruction, bronchial hyperreactivity, and inflammation b) A pulmonary disease characterized by severe hypoxemia, decreased pulmonary compliance, and diffuse densities on chest x-ray imaging c) A pulmonary disorder involving an abnormal expression of a protein, producing viscous mucus that lines the airways, pancreas, sweat ducts, and vas deferens d) An obstructive airway disease characterized by atelectasis and increased pulmonary resistance as a result of a surfactant deficiency Question 3 0 / 2 pts The ability of the pathogen to invade and multiply in the host is referred to as: a) Infectivity b) Toxigenicity c) Pathogenicity d) Virulence Question 4 2 / 2 pts Obesity creates a greater risk for dehydration in people because: a) Adipose cells contain little water because fat is water repelling. b) The metabolic rate of obese adults is slower than the rate of lean adults. c) The rate of urine output of obese adults is higher than the rate of output of lean adults. d) The thirst receptors of the hypothalamus do not function effectively. Question 5 2 / 2 pts Continued therapy of pernicious anemia (PA) generally lasts how long? a) 6 to 8 weeks b) 8 to 12 months c) Until the iron level is normal d) The rest of one’s life Question 6 2 / 2 pts Which statement best describes cystic fibrosis? a) Obstructive airway disease characterized by reversible airflow obstruction, bronchial hyperreactivity, and inflammation b) Respiratory disease characterized by severe hypoxemia, decreased pulmonary compliance, and diffuse densities on chest x-ray imaging c) Pulmonary disorder involving an abnormal expression of a protein-producing viscous mucus that obstructs the airways, pancreas, sweat ducts, and vas deferens d) Pulmonary disorder characterized by atelectasis and increased pulmonary resistance as a result of a surfactant deficiency Question 7 2 / 2 pts What pulmonary defense mechanism propels a mucous blanket that entraps particles moving toward the oropharynx? a) Nasal turbinates b) Alveolar macrophages c) Cilia d) Irritant receptors on the nares Question 8 2 / 2 pts As stated in the Frank-Starling law, a direct relationship exists between the _____ of the blood in the heart at the end of diastole and the _____ of contraction during the next systole. a) Pressure; force Volume; b) strength Viscosity; c) force Viscosity; strength Question 9 2 / 2 pts The tonic neck reflex observed in a newborn should no longer be obtainable by: a) 2 years b) 1 year c) 10 months d) 5 months Question 10 2 / 2 pts Carcinoma refers to abnormal cell proliferation originating from which tissue origin? a) Blood vessels b) Epithelial cells c) Connective tissue d) Glandular tissue Question 11 2 / 2 pts Which of the following describes how the body compensates for anemia? a) Increasing rate and depth of breathing b) Decreasing capillary vasoconstriction c) Hemoglobin holding more firmly onto oxygen d) Kidneys releasing more erythropoietin Question 12 2 / 2 pts 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? a) Encephalocele b) Meningocele c) Spina bifida occulta d) Myelomeningocele Question 13 2 / 2 pts Chvostek and Trousseau signs indicate which electrolyte imbalance? a) Hypokalemia b) Hyperkalemia c) Hypocalcemia d) Hypercalcemia Question 14 2 / 2 pts After sexual transmission of HIV, a person can be infected yet seronegative for how many months? a) 1 to 2 b) 6 to 14 c) 18 to 20 d) 24 to 36