Before you start your test: Hands must be visible while tes…

Before you start your test: Hands must be visible while testing except for when you are typing into Canvas or the online calculator Access the online calculator:  https://classcalc.com/scientific-calculator#/ The Measurement Conversion Charts found in Lesson 2.4 are provided in the questions pertaining to that content

FOR 2 BONUS POINTS: Immunity can be termed (1) active or pas…

FOR 2 BONUS POINTS: Immunity can be termed (1) active or passive AND (2) natural or artificial. Choose the two terms that fit each scenario below: A person receives an influenza vaccine (choose the correct 2 terms) A fetus receives antibodies from the maternal bloodstream in utero (choose the correct 2 terms)

Due to the COVID-19 pandemic, using alcohol-based hand sanit…

Due to the COVID-19 pandemic, using alcohol-based hand sanitizers has become a frequent part of our daily lives.  Which part of the SARS-CoV-2 (the virus that causes COVID-19) viral structure does alcohol in the hand sanitizer target? (2 points) What is this type of outcome called (sterilization, disinfection, antisepsis, or decontamination) and why? (3 points)    

The first line of defense could be represented as a castle w…

The first line of defense could be represented as a castle with massive stone walls and a moat; it consists of physical barriers (skin and mucous membranes) to keep intruders (pathogens) out. What happens when an intruder (a pathogen) sneaks in through the gate and makes its way inside the castle walls (inside the body)? The second line of defense steps in. Let’s say one part of the second line of defense is a dragon (phagocytes).  How are phagocytes like the dragon guarding a castle? (2 points) Describe the major steps of phagocytosis. (2 points) Name one type of phagocytic cell. (1 point)