There are three classes of lymphocytes: T cells, B cells, and:

A) foreign cells
B) antibodies
C) NK cells
D) plasma cells


C) NK cells
C) T cells, B cells, and NK (natural killer) cells make up the three types of lymphocytes contained in the blood. These cells attack viruses, fungi, bacteria, and other foreign cells that invade the body.

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A newborn's first APGAR score is 6; his second APGAR score is 9. This information:

a. indicates an improvement in the newborn's condition. b. indicates a need for extensive resuscitation of the newborn. c. provides a total score of 15. d. indicates poor heart and lung function in the newborn.

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For ABG collections, approximately ________ mL of blood is collected

Fill in the blank with correct word.

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A softball player throws pitches to a stationary, cardboard cut-out of a batter. The Environmental Context for the pitcher is:

A. In-motion with intertrial variability B. Stationary with intertrial variability C. Stationary with no intertrial variability D. In-motion with no intertrial variability

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The "blood" reagent pad reacts only with intact red blood cells.

Answer the following statement true (T) or false (F)

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