Which of the following contraceptive strategies will least likely result in an unwanted pregnancy?
A) tubal ligation
B) condom
C) intra-uterine device
D) diaphragm
E) vasectomy
E) vasectomy
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On coronal images, the dip of the meningeal layer of the dura mater between the two hemispheres of the cerebellum is identified as the ____________________.
Fill in the blank(s) with the appropriate word(s).
Which of the following directly regulates the secretion of insulin?
A) parasympathetic nervous system B) sympathetic nervous system C) blood glucose concentration D) hypothalamus E) tropic hormones from the pituitary gland
How are nephrons, collecting ducts, and collecting tubules related to each other?
A. One collecting duct drains into one nephron, and one nephron drains into one collecting tubule. B. One nephron drains into one collecting tubule, and several collecting tubules empty into a collecting duct. C. One nephron drains into one collecting duct, and several collecting ducts empty into a collecting tubule. D. One collecting tubule drains into one nephron, and several nephrons drain into one collecting duct. E. One nephron drains into several collecting tubules, and all tubules eventually lead to one collecting duct.
What structure does the stapes attach to?
A. Oval window B. Tympanic membrane C. Malleus D. Round window