17. Which of the following are illnesses transmitted by airborne droplet nuclei? (NOTE: there may be more than one correct answer to this question) a. Measles b. Impetigo c. Herpes simplex d. Tuberculosis

4. During the SARS-CoV-2 (covid-19) pandemic, the government advised citizens to adopt a number of measures to help controlling the outbreak of the disease. For each of the following measures, indicate: i. Where they fit within the chain of infection; ii. How the measure helps break the chain. a. Wash hands frequently b. Avoid touching your face c. Work from home when possible d. Cough or sneeze into your flexed elbow or a tissue

1.A 6 year old child comes in with crusted pustules localized around her mouth.  When the doctor finds out the causative agent is Staphylococcus aureus , he prescribes pencillin and rest.  The doctor assures the patient's mother to not worry, as this condition is one of the most common child infections.  What does the child have?  2.A 36 year old male presents with fever, malaise, and myalgia.  After determining the causative agent is a virus, you prescribe bed rest and fluid replacement, as this condition usually resolves itself within a week.  The patient claims to have received a vaccine for this condition a few years ago, but you explain to him that a new vaccine is needed every year due to the virus's ability to undergo antigenic drift.  What is the patient suffering from?

7. Describe how a hemothorax is treated.

Which of the following is not a disease caused by a herpes virus? A. AIDS B. Genital warts C. Cold sores D. Chickenpox

The skin lesions indicative of HSV are ___ a. Papulosquamous lesions on palms and soles b. Chickenpox peripartum on the mother  c. Skin vesicles  d. Pustular skin lesions

A positive tuberculin skin test is an example ofa. a delayed-type allergy b. autoimmunity c. acute contact dermatitis d. eczema