which muscle is a sphincter of the eyelid that encircles and closes the eye?
a) levator anguli oris
b) levator palpebrae superioris
c) orbicularis oculi
d) orbicularis oris
c) orbicularis oculi
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A muscle that contracts involuntarily, suddenly, and violently for a prolonged period of time is said to have ________.
A. ataxia B. fibromyalgia C. a cramp D. a strain
Which of the following types of proteins is present at the lowest percentage of the blood component labeled I in the figure?
a) globulin b) albumin c) fibrinogen d) all of the protein listed are found in equal percentages e) none of proteins listed are found in component I
What law states that the pressure of a given quantity of gas is inversely proportional to its volume?
A. Charles' Law B. Dalton's Law C. Boyle's Law D. Henry's Law
The dens is a process projecting from the ________
A) sacrum B) coccyx C) intervertebral discs D) atlas E) axis