BIO 255 exam 1 practice with latest solutions

Which subdiscipline of anatomy will we mainly follow in this course? - ans ----systemic anatomy How are anatomy and physiology related? - ans ----The shape of a structure (as described in anatomy) is affected by its function (as described in physiology) The workings of all of these systems are modified and maintained by signals from which two systems? - ans ----Endocrine and Nervous Do you have a palmaris longus muscle? - ans ----no A patient known to have gastric ulcers presents at the emergency room with a sudden and severe pain in their abdomen. The doctor discovers a gastrointestinal perforation - the bacterial infection from the ulcer has ruptured the stomach wall. This has led to an infection in the lining of the abdomen, which would have first started in the: - ans ----Visceral peritoneum What is the glycocalyx? - ans ----A layer of carbohydrates surrounding the outside of the plasma membrane You are examining a cell that has relatively large amounts of rough endoplasmic reticulum compared to other cells in the same organism. What can you conclude about this cell? - ans ----This cell likely produces large amounts of proteins that are secreted from the cell Doctors examine the cells of a very sick individual and find that they are full of a complex fatty compound. The doctors determine that the individual is unable to break down this compound and therefore it continually accumulates in the individual's cells. Which organelle is likely malfunctioning and causing this illness? - ans ----It could be peroxisomes or lysosomes