All of the following are true of blood collected for blood smears EXCEPT:
A. The preferred specimen is capillary blood.
B. Anticoagulant must always be used in blood for blood smears.
C. Venous blood with EDTA can be used.
D. Capillary blood can be collected into capillary tubes.
Answer: B
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The prefix a- or an- means:
A) Without. B) In. C) Small. D) Before.
A 28-year-old female has delivered a 5 pound male at 32 weeks gestation. A culture of the placenta demonstrates a beta-hemolytic gray-white colony that is catalase negative. This organism will also be
A) CAMP positive. B) sodium hippurate hydrolysis negative. C) motile at room temperature. D) esculin hydrolysis positive.
You can find information about a hazardous chemical by consulting its ________, which contains information about the substance name, chemical and common names, chemical characteristics, physical and health hazards, guidelines for safe handling, and emergency and first-aid information.
Fill in the blank(s) with the appropriate word(s).
Which of the following is the thickest layer of the heart, which is made up of muscle?
A. epicardium B. myocardium C. endocardium D. pericardium