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Name the major product or products from the reaction shown. Describe the directing effects of the substituents that lead to the orientation of the product. Be specific. Why does it direct where it does?  

At the end of your testing period, please tear up  your scratch paper into very small pieces in front of the camera.  Click true to confirm that you have completed this step.  Do not click true until you have actually completed it.

I understand that Valencia’s Student Code of Conduct applies during this test in order to foster a learning-centered environment.  I understand that all forms of Academic Dishonesty are prohibited while taking this test.  The only resources permitted are those listed by the instructor in the Instructions.  I agree not to discuss the test with anyone until after the testing time period has passed. By entering my name here, I agree to follow the Student Code of Conduct and take any consequences thereof.   Remember that you can access the periodic table, nomenclature table, and spectroscopy tables in the Show Instructions tab above.  Click on the magnifier to open within the test window.

Is the molecule below best classified as aromatic, non-aromatic, or antiaromatic? Explain completely using the two criteria for aromaticity.

Which of the following tests is not included in routine compatibility testing?

The patient is a 48 year old, with a previous transfusion nearly 12 months ago. The current ABO/Rh and AbScr are below, and the patient will be transfused today. What type of crossmatch should be performed?  Anti A Anti B Anti D A cells  B cells 4+ 0 0 0 4+ Screen Cell IS AHG Check cells  Vial I 0 1+ Vial II 0 0 acceptable

A chemotherapy patient requires a red cell transfusion and is Type B, Rh positive. Which of the following donor types would be most suitable for transfusion of the requested component?

Autologous donors may not donate :

Which of the following is accurate in terms of why the curl-up (crunch) test was removed from the 10th Edition of the Guidelines as a simple field test for the measurement of muscular endurance?

A 27 year old female presents for a well woman check complaining of fatigue but no other symptoms. She has no significant past medical history. Upon auscultation of the heart, the practitioner hears a midsystolic click and late systolic murmur at the apex. What is the likely cause of the murmur and what should the practitioner do next?