Because of multiple physical injuries and emotional concerns, a hospitalized client is at high risk to develop a stress ulcer (curling's). the nurse recalls that stress ulcers usually are evidenced by:

a. unexplained shock
b. melena for several days
c. a sudden massive hemorrhage
d. a gradual drop in the hematocrit value

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

9. the history of life on earth is recorded in