2. Which of the following is a way in which the skin helps maintain homeostasis?
A. by regulating body temperature
B. by protecting the body from antigens
C. by excreting waste products
D. all of these
3. Which structure within the skin excretes organic substances such as?
a sebaceous gland
a hair follicle
a sweat gland
a cuticle
4. Which two body systems work together with temperature receptors in the skin to produce shiverin
in response to cold?
nervous and muscular
B.
muscular and digestive
nervous and endocrine
skeletal and circulatory

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?