From age 20 or 30 to age 90, brain weight declines about ________ percent, and the area of the cerebral ventricles relative to the entire brain may increase three to four times.
A. 5
B. 10
C. 15
D. 20
Answer: B
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Teeth erupt from the gums when there is (are) sufficient ________ for the tooth to be able to tolerate the stress it will be subjected to later
a. vitamins b. protein c. electrons d. calcification
Which of the following statements regarding airway management in the trauma patient is correct?
A) The jaw-thrust is useful in the trauma patient, but only if he or she is complaining of head or neck pain. B) Research has shown that the jaw-thrust is easier to perform and is therefore indicated for the more critical trauma patient. C) Performing the head-tilt, chin-lift maneuver on a patient with a possible spinal injury could further injure or paralyze the patient. D) Trauma patients should always have their airway opened with the jaw-thrust while medical patients should receive the head-tilt, chin-lift.
What is the name of the hard divider used to direct the eye to a section of files and to provide support for records?
A) Guide B) Cut C) Label D) Shelf
What is one important action health care workers can take to decrease the spread of infection with patients in isolation?
a. Refuse to perform survival procedures on isolation patients until the precaution has been lifted. b. Perform procedures on immunosuppressed patients on weekends and during late shifts. c. Explain to patients in isolation that they have contaminated body fluids that cannot be tolerated by the health care workers caring for them. d. Perform handwashing before and after close patient contact and in between patients.