Which of the following diagnostic procedures uses positively charged isotopes to image the brain's metabolically active tissues?
A) nerve conduction velocity
B) lumbar puncture
C) positron emission tomography
D) cerebral angiography
C) positron emission tomography
Positron emission tomography uses positively charged isotopes to obtain an image
of the brain. A nerve conduction velocity test measures how fast an impulse travels along a
nerve. A lumbar puncture is a puncture with a needle into the lumbar area to withdraw fluid for
examination and for the injection of anesthesia. Cerebral angiography is an X-ray of the blood
vessels of the brain after the injection of radiopaque dye.
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The least common denominator is
A) the least common number that can be divided into the numerator and the denominator. B) the least common multiple of the denominators of a set of fractions. C) the least common number to appear in a series of fractions. D) the least common divisor of the demoninators of a set of fractions.
The endocrine glands that can be examined physically are the:
A) thyroid and thymus. B) testes and thyroid. C) testes and ovaries. D) thyroid and parathyroid.
The prefix for around is:
A. Cata- B. Dia- C. Peri- D. Extra-
Compared to dynamic exercise, during isometric exercise there is a greater reliance on aerobic metabolism
Indicate whether the statement is true or false