The table gives the average temperatures and elevations of the inner canyon and the north rim of the grand canyon.
inner canyon north rim
average elevation
2,100 feet 8,000 feet
average temperature in july 107°f
average temperature in january 56°f
77°f
37°f
why is there such a vast climate difference in these two areas of the grand carson?
a.
the north rim is in the rain shadow area.
b.
the inner canyon is close to a freshwater lake.
c.
the north rim is higher than inner canyon.
d.
the inner canyon is close to the ocean.

Ms. w, a 21-year-old woman, came into a clinic after suffering a deep laceration on her foot while walking barefoot around her yard. the wound was cleaned, sutured, and bandaged, and she was released to return home after receiving tetanus antitoxoid. within 72 hours, the wound area was red and swollen, the suture line was dark in color, and it was accompanied by severe throbbing pain. ms. w had a high fever, her heart felt like it was racing, and she was finding it hard to concentraten even on simple tasks. she returned to the clinic and was immediately taken to the hospital. following lab tests, a diagnosis of acute necrotizing fasciitis was made. discussion questions 1. explain why ms. w. received a tetanus antitoxoid before leaving the hospital. (see chapters 3 and 4, infection and passive immunity.) 2. explain how acute necrotizing fasciitis developed in this case and the pathophysiology involved. (see acute necrotizing fasciitis.) 3. what is the potential outcome for ms. w if antibiotic drugs do not reduce the infection quickly?