23. The circulatory system is crucial for ________. which delivers oxygenated blood to tissues and organs in the body, ensuring tiiat they receive an adequate supply of oxygen and nutrients.
(A) oxidation
(B) detoxification
(C)metastasis
(D) transfusion
(E) perfusion

19. The doctor ________a new idea to reverse aging. (A) made out (B) hit upon (C) gave away (D) put off (E) rammed into

20. Adequate hydration is essential for efficient sweating and heat________. It is the reason why we need to drink enough water to avoid heat strokes. (A) dissipation (B) precipitation (C) irrigation (D) saturation (E) satiation

21. The survival rate for many cancers has improved considerably over recent decades, due to the development of________to treat the condition. (A) chemistry (B) thermoplastic (C) chemotherapy (D) chemistry (E) eradication

22. In anatomy classes, medical students may have to dissect________ to study the structure, organization, and relationships of organs. (A) accomplices (B) massacres (C) forensics (D) cadavers (E) prosthetics

24. Recent discoveries about________have done serious damage to the company's reputation. (A) proposition (B) rehabilitation (C) correlation (D) reciprocity (E) corruption

25. According to their study, methylxanthines, the chemical found in coffee, tea and dark chocolate can make brains healthier and more________. (A) resilient (B) respiratory (C) vivid (D) available (E) vulnerable

26. To protect patients, limits, researchers should obtain an informed ________from patients to ensure a clear understanding of the proposed treatment, potential risks, and alternatives. (A) sanction (B) ratification (C) waiver (D) consent (E) treaty

27. In the informational guidelines accompanying most drugs, manufacturers typically provide a comprehensive list of ________. outlining specific situations, medical conditions, or concurrent medications where the usage of the drug is advised 哪inst or requires careful consideration. (A) formulations (B) contraindications (C) expiration dates (D) dosages (E) origins of production

28. No matter how angry she was at the time, she didn't argue with that unreasonable man because she did not want to ________in public. (A) hit rock bottom (B) make a scene (C) mess around (D) mess up (E) be over the moon

29.(A) Cratain stories work so well as literary "cases" (B) The powerful affinity between literature and medicine goes back to ancient times (C) Often written by physician, these works may focus sharply on a doctor-patient encounter or an ethical dilemma in medical practice (D) These great works certainly belong in any canon of literature and medicine (E) Great literary worics are, almost by definition, complex