The fundamental structure of a virus consists essentially of a core containing a single nucleic acid enclosed within a protein coat. What is the outer protein coat called?
A. Capsid
B. Virion
C. Elementary body
D. Mosaic
A
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A patient is experiencing a sudden drop in blood pressure with a mean arterial pressure ranging between 78 and 82 mm Hg. What effect on the functioning of the renal system does the nurse expect?
A) Dilation of afferent renal arterioles B) Increase in glomerular filtration rate C) Dilation of efferent renal arterioles D) Reduction of glomerular filtration rate
Which diagnostic study provides the best evaluation of the functional integrity of cerebral motor pathways?
a. Electroencephalography c. Motor-evoked potentials b. Xenon CT d. Emission tomography
A person hired by the mother or couple to provide labor support, guidance, and encouragement to the mother or couple during labor is known as what?
a. Doula b. Midwife c. Nurse practitioner d. Physician
An appropriate method of assessing a patient's respirations is for the nurse to:
a. place the bed flat. b. remove all supplemental oxygen sources from documentation. c. explain to the patient that respirations are being assessed. d. gently place the patient's hand in a relaxed position over the upper abdomen.