The specimen of choice for detecting tuberculous pulmonary mycobacterial disease is:
a. spontaneously produced sputum.
b. gastric lavage.
c. transtracheal aspiration.
d. bronchoscopy.
A
Pulmonary secretions may be obtained by any of the following methods: spontaneously produced or induced sputum, gastric lavage, transtracheal aspiration, bronchoscopy, and laryngeal swab-bing. Sputum, aerosol-induced sputum, bronchoscopic aspirations, and gastric lavage constitute the majority of specimens submitted for examination. Spontaneously produced sputum is the specimen of choice.
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Which would be the most likely location to find a slime mold?
A. Swiftly running stream B. Pond C. Rotting log D. Animal gastrointestinal tract
Proteins that act as ____________________ catalyze biochemical reactions and are vital components of the cell's metabolic pathways
Fill in the blank(s) with correct word
Simple diffusion may involve the movement of __________ through the plasma membrane down a
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