The functional length of the straight gut of a shark is increased by an internal membranous network known as the __________
Fill in the blank with the correct word.
Answer: Spiral valve
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If the amount of progesterone in the blood remained at the level seen in the middle of the luteal phase for 6 straight months, what would the effect be on menstruation?
A. Menstruation would not occur. B. Menstruation would occur consistently for the entire 6 months. C. Menstruation would occur at the typical intervals, but would be lighter than before. D. Menstruation would occur at the typical intervals, but would be heavier than before. E. There would be no effect on menstruation.
All of the following are parts of the small intestine EXCEPT ________
A) cecum B) duodenum C) jejunum D) ileum
If 0.9% NaCl (saline) solution is isotonic to a cell, then a 0.5% saline solution
A. will not affect the cell. B. is hypotonic to the cell. C. will cause crenation of the cell. D. will shrink the cell. E. is hypertonic to the cell.
An alternative term for the fallopian tube is the
A. oviduct. B. uterine tube. C. a and b D. Neither a nor b