How many bones form the elbow?
A) one
B) two
C) three
D) four
C
Explanation:
A) More than one bone forms the elbow.
B) More than two bones form the elbow.
D) Fewer than four bones form the elbow.
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Ionic bonds:
a. usually dissolve easily in water b. produced ions when dissolved in water c. are formed by atoms of opposite charge d. all of the above
If solution A has a higher concentration of solute particles than solution B and if these solutions are separated by a semipermeable membrane, then there will be a net movement of water
a. into solution B since B has a lower osmotic pressure than solution A b. into solution B since B will have a higher hydrostatic pressure than solution A c. into solution B since the osmolarity of B is less than that in solution A d. into solution A since B has a higher osmotic pressure than solution A e. into solution A since A has a lower concentration of water than solution B
The normal pH for blood plasma is ________.
A. 7.45 - 7.55 B. 7.25 - 7.35 C. 7.00 D. 7.35 - 7.45 E. 6.80 - 7.20
Which of the following nerves innervates the effectors of the patellar reflex?
A. Tibial nerve B. Common fibular nerve C. Femoral nerve D. Musculocutaneous nerve E. Median nerve