If you had all of your fingers (including the thumb) spread out wide, which muscle or group would bring fingers 2-5 together?
A. Lumbricals
B. Dorsal interossei
C. Adductor pollicis
D. Abductor pollicis longus
E. Palmar interossei
Answer: E
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Assume that a membrane that is permeable to Na+ but not to Cl- separates two solutions. The concentration of sodium chloride on side 1 is much higher than on side 2 . Which of the following ionic movements will take place?
a. Na+ will move until its concentration gradient is dissipated (i.e., until the concentration of Na+ on side 2 is the same as the concentration of Na+ on side 1). b. Cl- will move down its concentration gradient from side 1 to side 2. c. a membrane potential, negative on side 1, will develop. d. a membrane potential, positive on side 1, will develop. e. more than one of these answers.
Normally most of the blood at any one time is in the capillary beds, because this is where material exchange is taking place
Indicate whether the statement is true or false
Which of the following is NOT a location where cerebrospinal fluid is found?
A. Brain ventricles B. Subarachnoid space C. Central canal of the spinal cord D. Subdural space
________ is a process that submits a scientist's ideas to the critical judgment of other specialists in the field before the research is funded or published
A) Adjudication B) Peer review C) Hypothetico-deductive testing D) Falsification E) Statistical testing