Purdue University-MEDICAL HS200; HS 200 Quiz Submissions - Unit 2 Quiz answered.

HS 200 Quiz Submissions - Unit 2 Quiz Question 1 2 / 2 points The immune system recognizes germs that enter the body as “foreign invaders,” or ______ and produces proteins called __________ in response. Question options: *1) Antigens, antibodies 2) antibodies, antigens 3) carbohydrates, antigens 4) antigens, carbohydrates Question 2 2 / 2 points Your child should have his/her first dose of MMR vaccine by the age of: Question options: *1) 12–15 months. 2) 4–6 months. 3) 8–10 months. 4) 2 years Question 3 2 / 2 points Vaccines contain the same antigens or parts of antigens) that cause diseases. The vaccine contains a weakened or killed virus and does not cause disease in persons with a healthy immune system. Which of the following is true? Question options: *1) A vaccine is a safer substitute for a child’s first exposure to a disease.