The base of the heart faces in the ________ directions.
A. posterior and superior
B. anterior and superior
C. anterior and inferior
D. posterior and inferior
E. None of these choices is correct.
Answer: A
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The pseudostratified columnar epithelium of the bronchi in smokers may transform into stratified squamous epithelium. This is an example of __________.
A. neoplasia B. metaplasia C. atrophy D. differentiation E. hyperplasia
The best diagnostic test to determine whether or not a person has a kidney stone is
A) an angiogram. B) a pyelogram. C) a fecal analysis. D) a respiratory uptake test. E) None of the answers are correct.
________ is characterized by failure of the testes to descend into the scrotum by the time of birth.
A) Impotence B) Cryptorchidism C) Sterility D) Incontinence E) Erectile dysfunction
Nerves are held together by ________.
Fill in the blank(s) with the appropriate word(s).