Which of the following correctly differentiates endolymph and perilymph?
Endolymph has a high concentration of potassium and a low concentration of sodium compared to perilymph.
Endolymph has a low concentration of potassium and a high concentration of sodium compared to perilymph.
Endolymph is between the membranous labyrinth and the bony labyrinth and perilymph is within the membranous labyrinth.
Endolymph is within the membranous labyrinth and perilymph is between the membranous labyrinth and the bony labyrinth.
__X__
Endolymph has a high concentration of potassium and a low concentration of sodium compared to perilymph.
_____
Endolymph has a low concentration of potassium and a high concentration of sodium compared to perilymph.
_____
Endolymph is between the membranous labyrinth and the bony labyrinth and perilymph is within the membranous labyrinth.
__X__
Endolymph is within the membranous labyrinth and perilymph is between the membranous labyrinth and the bony labyrinth.
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Which of the following is the main component of fiber in our diet?
A. Starch B. Glycogen C. Protein D. Cellulose
A person who has cerebrospinal fluid draining from the ear probably has a fracture of the
A. temporal bone. B. zygomatic bone. C. frontal bone. D. occipital bone. E. parietal bone.
Which of the following statements is INCORRECT?
a. Simple cuboidal epithelia are found in areas that stretch. b. Simple columnar epithelia are associated with absorption and secretion. c. Simple squamous epithelia are associated with filtration and exchange. d. Stratified squamous epithelia are found in areas subjected to wear and tear.