Q4. The figure given below shows a small part of human lung where exchange of gases takes place. In which one of the options given below, the one part A, B, C or D is correctly identified along with its function? (1) A. Alveolar cavity - main site of exchange of respiratory gases. 11 B. Arterial capillary - passes oxygen to tissues D co C. Red blood cell - transport of CO, mainly நடுந் A B. so D. Capillary wall - exchange of O, and CO, takes place here

Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d