Concept explainers
To answer:
The microorganisms that cause diphtheria and pneumonia are frequently found in the upper pharynx of healthy individuals. The reason why do relatively few individuals contract these two illnesses.
Introduction:
Diphtheria and pneumonia are the two diseases that commonly occur in the children’s lower respiratory system. Diphtheria is a caused by the Corynebacterium diphtheriae that results in symptoms, like sore throat, and oozing fluid that obstructs the airways by hardening the pseudomembrane. Pneumonia is caused by the virus, bacteria, and
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Chapter 22 Solutions
EBK MICROBIOLOGY:W/DISEASES BY BODY...-
- All of the following conditions impair coagulation except? A) liver disease C ) vascular spasm Y) severe hypocalcemiaarrow_forwardWhen is Pneumocystis pneumonia likely to occur in humans?arrow_forwardWrite a one-sentence answer to each question. (a) Why does liver damage cause jaundice? (b) Why do individuals with congenital erythropoietic porphyria become anemic? (c) Why does a genetic deficiency of 5,10-methylenetetrahydrofolate reductase cause homocystinuria?arrow_forward
- What explains the observation that some forms of porphyria are associated with jaundice while others are not? Some porphyrias, but not all, are due to defects in heme metabolizing enzymes that cause a buildup of bilirubin, which causes jaundice. Some porphyrias, but not all, are due to defects in heme metabolizing enzymes that increase urobilin, which is yellow and concentrated in urine. Some porphyrias, but not all, are due to defects in ABO blood type enzymes that cause a buildup of bilirubin, which causes jaundice. Some porphyrias, but not all, are due to defects in heme metabolizing enzymes that cause a buildup of biliverdin, which is green in color. 271arrow_forwardWhich of the following is NOT true about strep throat?(a) It is caused by group A β-hemolytic Streptococcuspyogenes. (b) It can be acquired through droplet nuclei inhalationfrom active cases, healthy carriers, and family pets, aswell as from contaminated food, milk, and water.(c) Active cases can have inflamed and sore throat, swollenadenoids and lymph nodes in neck, pus-filled tonsillarlesions, fever, chills, headache, nausea, and vomiting.(d) Coughing and nasal discharge are common hallmarks ofstrep throat.(e) If immediate treatment with an antibiotic is not given,the patient has a risk of also getting rheumatic fever.arrow_forwardA distraught mother recently posted on Facebook that although she had not been sick since the birth of her child 3 months ago, she was responsible for her baby being in the ICU with whooping cough. Explain this (accurate) assessment.arrow_forward
- 32. A patient with a long history of regional enteritis has normochromic microcytic anemia. Laboratory studies show decreased serum concentration of iron and decreased total iron-binding capacity, and increased serum ferritin concentration. Further investigations to determine the cause of anemia will most likely show which of the following? OA) Abnormal hemoglobin electrophoresis B) Antibodies directed against intestinal epithelial cells C) Glucose 6-phosphate dehydrogenase deficiency OD) Increased iron stores in the bone marrow E) A positive direct antiglobulin (Coombs) testarrow_forwardWhat is a critical aspect of care for a patient receiving enteral nutrition through a nasogastric tube? A) Flushing the tube with hot water to prevent clogs B) Elevating the head of the bed during and after feedings C) Administering feedings quickly to prevent discomfort D) Using a syringe to forcefully administer feedings if the flow is slowarrow_forwardWhat are some qualities of tuberculosis that make occurrences of antibacterial resistance so prevalent?arrow_forward
- A Patient complains of frequent, severe heartburn and  reflux that is worsened by lying flat: A) none of these answers are correct B) She May have angina C) She May have esophageal cancer D) She may have Chron’s disease E) She may have a hiatus herniaarrow_forwardA person with a genetic defect which results in the synthesis of an insufficient amount of the alpha chain of hemoglobin is said to have which disease? A) alpha thalassemia b) beta thalassemia c) pernicious anemia d) Crohn’s diseasearrow_forwardA patient presents to the emergency department with a suspected pneumothorax. The nurse assesses the patient for which classic signs and symptoms of pneumothorax? a) Hypertension and tachycardia b) Hyperresonance to percussion and decreased breath sounds on the affected side c) Bradycardia and diminished bowel sounds d) Cyanosis and elevated temperaturearrow_forward