In your own words, discuss the differences between two different careers in diagnostic imaging.

Gram staining (shown below) is a technique that can be used to characterize the taxonomic identity of bacteria in a sample. Respond to the questions below the image. Are cells that stain purple gram positive or negative? (1 point) What can you infer about the cell wall structure of cells that stain purple? Why is this useful information? (2 points) Are cells that stain pink/red gram positive or negative? (1 point) What can you infer about the cell wall structure of cells that stain pink/red? Why is this useful information? (2 points)  

Which of the following is NOT a recognized risk factor for developing a substance use disorder?

When you do market pricing for salary negotiations, what sorts of factors can increase your salary (think of our market pricing assignment)? How can you include these in the negotiation? Which one is most important here? Why?

Describe four unique mechanisms by which a pharmacological agent could alter synaptic function. (These can not simply be via targeting different neurotransmitters). You may give examples of known agents as part of your answer but this is not required.

Which of the following is not a drawback that comes with biometric-based authentication?

Focusing on the role of the nervous system, describe in detail the mechanism underlying initiation and modulation of muscle contraction. Include as part of your answer the relevant anatomical details beginning with the initial stimulus as well as the mechanism whereby variable tension can be generated.

Subjects are asked to focus on a center point until a shape appears, and then name the shape. Before the shape appears, an arrow appears either pointing in the direction the shape will appear (valid), pointing in both directions (neutral), or pointing in the opposite direction from which the shape will appear (invalid). How would the subjects’ reaction time for naming the shape differ among these conditions?

Please match the following:  Capabilities Gateway applies IPSec to an IP packet of a host which creates an IP in IP tunnel Tunnel Mode An unforgeable ticket that gives a subject certain rights to an object when accessing it. VPN A system to detect and prevent internal and external attacks Honeypot A system to lure attackers by creating deliberate vulnerabilities so as to collect information about the attacks/attackers.  Firewall A secure and private communication among two systems on public Internet. Adversarial AI Attacking models during training via poisoning the training data or classification via slightly altering the input.

Which of the following correctly contrasts humoral and cellular immunity?