Which of the following are formed elements in the blood? 1. Leukocytes 2. Erythrocytes 3. Thrombocytes 4. Electrolytes
a. 1 and 2 only
b. 1, 2, and 3 only
c. 2, 3, and 4 only
d. 1, 2, and 4 only
ANS: C
The complete blood count (CBC) is routinely performed from a venous blood sample and exam-ines the formed elements in the blood. It provides a detailed description of the number of circu-lating white blood cells (WBCs), called leukocytes, red blood cells (RBCs), called erythrocytes, and platelets, called thrombocytes.
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Why is supplemental oxygen indicate when acute alveolar inflammation is superimposed on chronic interstitial lung disease?
A. Diffusion is indirectly related to thickness of the a-c membrane and directly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 B. Diffusion is indirectly related to thickness of the a-c membrane and indirectly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 C. Diffusion is directly related to thickness of the a-c membrane and indirectly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 D. Diffusion is directly related to thickness of the a-c membrane and directly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2
Which of the following axis placements represents right-axis deviation?
a. +60 b. +90 c. +120 d. +190
Informed forms provide permission from the patient to health care providers to perform clinical procedures
Fill in the blank with correct word.
Hearing is controlled by the:
A) parietal lobe. B) frontal lobe. C) occipital lobe. D) temporal lobe.