1. ACTIVE LECTURE QUESTIONS Barbara Hunnicutt Seminole Community College Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings 1 The Human Body: An Orientation

2. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Gross anatomy is the study of a.body structures too small to be seen with the naked eye. b.body structures that are large and easily observable. c.body structures belonging to the intestinal tract. d.body structures that are really disgusting.

3. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Gross anatomy is the study of structures that are easily observable; microscopic anatomy is the study of structures too small to be seen with the unaided eye.

4. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings The integumentary system is a.the body’s fast-acting control center. b.responsible for producing hormones. c.responsible for returning fluid to the circulatory system. d.the external covering of the body.

5. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings The integumentary system is the skin. Hormones are produced by the endocrine system, and the lymphatic system is responsible for returning fluid to the circulatory system.

6. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Hematopoiesis occurs in the _______ system. a.endocrine b.integumentary c.skeletal d.cardiovascular

7. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Hematopoiesis, the formation of blood cells, occurs in long bones.

8. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Once a stimulus is received by a receptor, it approaches the control center by a(n)‏ a.afferent pathway. b.efferent pathway. c.motor pathway. d.reflex pathway.

9. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings The afferent pathways take impulses from the receptor to the control center. Efferent pathways take the message from the control center to the effector.

10. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings True or false? Most often, homeostasis is maintained by positive feedback. a.True b.False

11. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings Most often, negative feedback controls homeostasis. For example, if one overheats, the body releases heat through perspiration to cool itself.

12. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings In the anatomical position, the body is a.lying face up. b.lying face down. c.erect with feet parallel and arms hanging at the sides with palms forward. d.erect with feet parallel and arms hanging at the sides with palms facing backwards.

13. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings In the anatomical position, the body is erect, palms are forward, and thumbs are lateral to the body.

14. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings The antebrachial region would be found on the a.skull. b.arm. c.leg. d.ankle.

15. Copyright © 2009 Pearson Education, Inc., publishing as Benjamin Cummings The antebrachial region is on the anterior side of the arm at the elbow. IVs are administered in this region.