Although the integument is a covering, it is by no means simple, and some of its functions include ________.
A) the dermis providing the major mechanical barrier to chemicals, water, and other external substances
B) resident macrophage-like cells whose function is to ingest antigenic invaders and present them to the immune system
C) cooling the body by increasing the action of sebaceous glands during high-temperature conditions
D) epidermal blood vessels serving as a blood reservoir
B) resident macrophage-like cells whose function is to ingest antigenic invaders and present them to the immune system
You might also like to view...
Individuals who are described as heterozygous have different
A. genotypes than the predominant genotype. B. genes for one trait on several chromosomes. C. alleles for a particular trait. D. parents who displayed two different phenotypes.
The presence of protein in the stomach stimulates the release of histamine, which in turn promotes HCl and pepsinogen secretion
Indicate whether the statement is true or false
The radial and ulnar veins ultimately drain into the superior vena cava
Indicate whether the statement is true or false
A major source of sensory input into the limbic system is the sense of ________.
A. taste B. vision C. touch D. smell