The cellular structure that is composed mostly of a lipid bilayer with imbedded proteins is the ________.
A. nucleus
B. cytoplasm
C. plasma membrane
D. nucleolus
Answer: C
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Keratinocytes are
A. the most abundant cell type in the epidermis. B. found throughout all epidermal strata. C. sometimes alive and sometimes dead, depending on where they are found. D. able to synthesize the protein keratin. E. All of the choices are correct.
Choose the directional term to make the following sentence correct. The knee is ________ to the foot.
A) lateral B) medial C) superficial D) distal E) proximal
Metabolic acidosis can be
A) compensated for by an increased breathing rate and depth. B) compensated for by the retention of large numbers of H+ in the kidneys. C) caused by a decreased breathing rate. D) caused by a decreased gas exchange surface area.
The liver contributes to GI function, although it is not technically part of the gastrointestinal tract
Indicate whether the statement is true or false.