What type of metabolism occurs when energy is created with a balance of adequate oxygen and nutrients?
A) Anaerobic
B) Aerobic
C) Hypoxic
D) Homeostatic
B
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A black colony on HE and XLD agars, isolated from a stool culture, produces the following biochemical reactions:
Motility at 25°C: positive PAD: no color change Motility at 35°C: positive Indole: no color change Urea: no color change VP: no color change If this organism is a strict pathogen, you expect it to also be A) citrate negative and lysine negative. B) citrate negative and lysine positive. C) citrate positive and lysine negative. D) citrate positive and lysine positive.
Subacute bacterial endocarditis is most often caused by
A) beta-hemolytic, catalase-negative, bacitracin-susceptible, gram-positive cocci. B) gamma-hemolytic, catalase-positive, coagulase-negative, gram-positive cocci. C) gamma-hemolytic, catalase-negative, ESC/PYR —/—, gram-positive cocci. D) gamma-hemolytic, catalase-negative, ESC/PYR +/+, gram-positive cocci.
Conditions that would indicate the need for a periapical radiograph include each of the following EXCEPT one. Which one is the EXEPTION?
a. Abscess b. Cleft palate c. Large caries d. Root fracture
The smallest branches of arteries are called arterioles
Indicate whether the statement is true or false