BIOL 251- EXAM 1 ACTUAL QUESTIONS AND CORRECT ANSWERS LATEST STUDY GUIDE 2025/2026 BEST FOR REVISION .

1. tissues get togethertomake correct answer organs 2. classify H20 correct answer molecules 3. classify kidney correct answer organ 4. system that transports oxygen correct answer cardiovascular 5. system that ovaries belong in correct answer reproductive & immune 6. first part that notices something wrong correct answer receptor 7. messages away correct answer etterent pathway 8. solves problem correct answer ettector 9. most common in healthy person correct answer negative feedback 10. spinal cord stomach correct answer inferior 11. teeth tongue correct answer anterior 12. ear nose correct answer lateral 13. buccal nasal & otic correct answer intermediate 14. patellar tarsal correct answer proximal 15. muscles skin correct answer deep 16. brachial carpal correct answer proximal 17. thoraic cephalic correct answer inferior 18. frontal includes correct answer lungs, heart,shoulder 19. in midsagittal view you can see of body correct answer spinal cord 20. Three ofthe following belong together, one isthe odd one out? Which one? Spleen Thymus Adrenal gland Tonsils correct answer Adrenal gland 21. The processin which cells and organisms are able tomaintain a stable balance of internal and external substances and forces is called . correct answer Homeostasis 22. Most ofthe body's mechanisms operate by negative feedback, although a few function through positive feedback. Choose the example from the list 3 / 11 below that operates by POSITIVE FEEDBACK. correct answer One activated platelet, activatesfurther platelets causing a cascade of activated platelets 23. All ofthe following are examples of homeostatic parameters or body values whichare always kept at a programmedset point, istheodd one out? Heart rate Insulin production Blood pressure Blood glucose level correct answer Insulinproduction 24. Which ofthe following ismost inferiorin location? Abdominal cavity Mediastinum Diaphragm Pleural cavity Cervical region correct answer Abdominal cavity 25. Physiology is best defined as the study of . correct answer Body function 26. Regional anatomy,surface anatomy, and systematic anatomy are subdivi-sions of . correct answer Gross anatomy 27. Considering the Level of Organization, which of the following levels would include carbs & proteins? correct answer Molecular level 28. The spleen belongs to which of the foll