____________________Influenza,or Bird Flu,caused by Viruses That Occur Naturally Among Wild

Q10: Fever,headache,and neck stiffness are the hallmark symptoms

Q11: Meningitis vaccination protects against four of the

Q12: Typhoid fever and cholera are examples of

Q13: _ is a bacterial infection of the

Q14: How does stress affect the body's immune

Q16: A person who contracts one or more

Q17: Which type of hepatitis is potentially fatal but

Q18: A(n)_ is any substance that the white

Q19: The antibody-containing portion of blood fluid is

Q20: The spleen,thymus gland,lymph nodes,and lymph vessels are