Answer to Question 1
lacto-ovo vegetarian
Rationale: An lacto-ovo vegetarian diet is a vegetarian diet that consists of eating plant foods supplemented with dairy products and eggs. A vegan diet is a total vegetarian diet where all animal sources, including dairy and eggs, are eliminated. A lacto vegetarian diet includes dairy products but not eggs. Standard is a distractor.
Answer to Question 2
The skin is the immune system's first line of defense.
Rationale: All of these statements are true statements. However, only the correct answer pertains to the immune system and the integumentary system.