Which type of cells secrete antibodies?

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)

To convert 35 miles to meters, which of the following conversion factors will need to be used?  

Extra Credit (1 point) Please describe the following elements of the pathway for sympathetic innervation of the blood vessels in the skin: Preganglionic neuron’s cell body is located in [a1] Postganglionic neurons’s cell body is located in [a2]

“Sulfa” drugs work on _______.

Structurally, general somatic sensory neurons and general visceral sensory neurons are __________.

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)    

Which cranial nerve innervates the intrinsic muscles of the tongue?

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)

From the list below, choose all the muscles that are innervated by the obturator nerve. You may choose more than one answer, but that does not necessarily mean that there is more than one correct answer.