As muscle activity increases, the body temperature ________.
A. increases
B. decreases
Answer: A
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In what category of sensory receptors are the receptor cells in taste buds?
A. Nociceptors B. Photoreceptors C. Proprioceptors D. Mechanoreceptors E. Chemoreceptors
The lowest level of cells of the strata, marked E, consists of
A) keratin protein.
B) collagen fibers.
C) dead cells.
D) carotene-producing cells.
E) mitotically active epithelial cells.
Rigor mortis occurs because ________
A) no ATP is available to release attached actin and myosin molecules B) proteins are beginning to break down, thus preventing a flow of calcium ions C) the cells are dead D) sodium ions leak into the muscle causing continued contractions
As a person ages, the teeth wear down from use in a process called dental ________.
Fill in the blank(s) with the appropriate word(s).