Which of the following is NOT a characteristic of the physical barrier defense? Their cells are close together, making it difficult for pathogens to cross.
They have many phagocytes to fight pathogens.
They produce fluids that wash pathogens away.
Some have hair or cilia that can trap pathogens

It is a clinic where patients with skin ailments are referred to. a. actinic keratosis b. biopsy c. cicatrices d. dermatitis e. dermatology f. keloids g. pruritus h. ulcers i. vesicles j. emollients

Characteristics of moderate sedation include: a. difficult arousal b. independent and continuous maintenance of a patent airway c. no experienced amnesia d. hemodynamic instability

Anurse is teaching a client who has a new prescription for nitroglycerin patches. the nurse should identify which of the following statements as an indication that the client understands the teaching? a. “i will move the patch to my leg if i get a headache.” b. “i will rotate the application site to avoid skin irritation.” c. “i will apply a new patch if i have chest pain.” d. “i cannot take a sublingual tablet of nitroglycerin after applying the patch.”