2023 HESI A2 BIOLOGY AND CHEMISTRY 50 QUESTIONS WITH CORRECT ANSWERS

2023 HESI A2 BIOLOGY AND CHEMISTRY 50 QUESTIONS WITH CORRECT ANSWERS SET 2 Section IV – Science Biology and Chemistry 1. Which, if any, of the following statements about the respiratory system are true? a. The respiratory system consists of all the organs involved in breathing. b. Organs included in the respiratory system are the nose, pharynx, larynx, trachea, bronchiand lungs. c. The respiratory system conveys oxygen into our bodies and removes carbon dioxide from Our bodies. d. All of the Above. D All of the statements are true. 2. The system maintains the body’s balance through the release of directly into the bloodstream. a. The gastrointestinal system maintains the body’s balance through the release of hormonesdirectly into the bloodstream. b. The endocrine system maintains the body’s balance through the release of oxygen directlyinto the bloodstream. c. The digestive system maintains the body’s balance through the release of hormones directlyinto the bloodstream. d. The endocrine system maintains the body’s balance through the release of hormones directlyinto the bloodstream. D The endocrine system maintains the body’s balance through the release of hormones directlyinto the bloodstream. 3. Among others, the endocrine system includes: a. The pituitary gland b. The thyroid gland c. The adrenal glands d. All of the Above. D All of the above. The endocrine system includes: a. The pituitary gland b. The thyroid gland c. The adrenal glands 4. are contractile organs that cause movement when stimulated; the threetypes are , , and . a. Muscles are expansion organs that cause movement when stimulated; the three types aresmooth, cardiac, and skeletal. b. Muscles are contractile organs that cause movement when stimulated; the three types aresmooth, cardiac, and skeletal. c. Muscles are contractile organs that cause movement when stimulated; the three types are semipermeable, cardiac, and skeletal. d. Muscles are contractile organs that cause movement when stimulated; the three types are respiratory, cardiac, and skeletal. B Muscles are contractile organs that cause movement when stimulated; the three types are smooth, cardiac, and skeletal. 5. Which of the following is not a function of the skeletal system? a. Providing the shape and form of our bodies b. Supporting and protecting the body c. Producing Blood d. Storing vitamins D Storing vitamins is not a function of the skeletal system. 6. What is the number of bones included in the human skeletal system? a. 412 b. 103 c. Over 300 d. 206 D There are 206 bones in the skeletal system.