NURSING ANM AND GNM

Detailed explanation-1: -Entering the Human Host Microorganisms capable of causing disease-pathogens-usually enter our bodies through the mouth, eyes, nose, or urogenital openings, or through wounds or bites that breach the skin barrier.

Detailed explanation-2: -INFECTIOUS AGENTS Viral pathogens are the most common cause of respiratory infection in travelers; causative agents include rhinoviruses, respiratory syncytial virus, influenza virus, parainfluenza virus, human metapneumovirus, measles, mumps, adenovirus, and coronaviruses.

Detailed explanation-3: -Poxviruses are among the largest, up to 450 nm long, which is about the size of some small bacteria.

Detailed explanation-4: -Streptococcus pneumoniae, Haemophilus influenzae and Moraxella catarrhalis are the most common bacterial pathogens in upper and lower respiratory tract infections.