Which of the following is the only contraceptive method that also provides some protection against sexually transmitted diseases, including AIDS??
A) ?Diaphragm
B) ?Douching
C) ?Latex condom
D) ?IUD
C
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Which is the best definition of the term ligand?
A. Any molecule found in the intracellular fluid B. A molecule or ion that binds to a protein C. Any molecule found in the extracellular fluid D. A receptor composed of protein E. A carbohydrate molecule that binds weakly to membrane phospholipids
What is another name for degenerative joint disease?
A. Rheumatism B. Osteoarthritis C. Rheumatoid arthritis D. Arthroscopy
Which of the following most accurately describes the actions of aldosterone?
A. Aldosterone increases Na+ reabsorption and K+ secretion in the cortical collecting ducts. B. Aldosterone increases Na+ reabsorption and K+ secretion in the proximal tubule. C. Aldosterone increases Na+ secretion and K+ reabsorption in the cortical collecting ducts. D. Aldosterone increases Na+ secretion and K+ reabsorption in the proximal tubule. E. Aldosterone decreases Na+ reabsorption and K+ secretion in the cortical collecting ducts.
Two terms for the massive motor tracts serving voluntary movement are ________.
A) pyramidal and corticospinal B) extrapyramidal and rubrospinal C) segmental and nigrostriatal D) supplementary and cerebellar-pontine