A PillCam traveling from the pharynx to the stomach will first pass through the ________
A) esophagus B) sphincter C) tonsil D) uvula
Answer: A
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Energy inputs and outputs in chemical
reactions are explained by
a. the first law of thermodynamics. b. the second law of thermodynamics. c. the cell theory. d. the theory of evolution. e. the big bang theory
Chromatids that are attached at the centromere
are called what kind of chromatids? a. Mother b. Daughter c. Sister d. Programmed e. either mother or da
Sperm travel from the epididymis directly into the vas deferens
____________________ Indicate whether the statement is true or false.
What two sites are involved in the production and maturation of T lymphocytes?
A. tonsils and bone marrow B. tonsils and thymus C. thyroid and tonsils D. bone marrow and thyroid E. bone marrow and thymus