Which of the following would require an input of energy?
a. osmosis
b. diffusion
c. filtration
d. vesicular transport
Answer: d. vesicular transport
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Which of the following individuals is most likely to be in a negative nitrogen balance?
A. An adult woman with adequate protein intake B. A healthy pregnant woman C. A healthy adult man who exercises D. A 10-year-old child E. An elderly homeless man
Which of the following is/are nonaxial joint(s)?
A. tarsometatarsal joint B. intermetatarsal joint C. subtalar joint D. both A and B E. all of the above
The myogenic mechanism for GFR auto regulation involves
a. the response to changes in the nephron's tubular component. b. the response to changes in pressure within the nephron's vascular component. c. the release of vasoactive paracrines from the juxtaglomerular apparatus. d. the detection of flow changes by the cells of the macula densa.
Which statement best describes connective tissue?
A) usually contains a large amount of matrix B) always arranged in a single layer of cells C) primarily concerned with secretion D) usually lines a body cavity