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,TableofContents vm




Unit I: Levels of Organization
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• Chapter 1: An Introduction to the Human Body
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• Chapter m v 2: The Chemical Level of Organization
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• Chapter m v 3: The Cellular Level of Organization
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• Chapter 4: The Tissue Level of Organization
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Unit II: Support and Movement
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• Chapter 5: The Integumentary System
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• Chapter m v 6: Bone and Skeletal Tissue
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• Chapter m v 7: The Axial Skeleton
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• Chapter 8: The Appendicular Skeleton
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• Chapter m v 9: Joints mv


• Chapter 10: Muscle Tissue
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• Chapter 11: The Muscular System
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Unit III: Regulation, Integration, and Control
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• Chapter m v 12: Nervous Tissue
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• Chapter 13: The Anatomy of the Nervous System
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• Chapter m v 14: The Somatic Nervous System
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• Chapter 15: The Autonomic Nervous System
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• Chapter 16: The Neurological Exam
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• Chapter m v 17: The Endocrine System
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Unit IV: Fluids and Transport
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• Chapter 18: The Cardiovascular System: Blood
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• Chapter 19: The Cardiovascular System: The Heart
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• Chapter m v 20: The Cardiovascular System: Blood Vessels and Circulation
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• Chapter 21: The Lymphatic System and Immunity
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Unit V: Energy, Maintenance, and Environmental Exchange
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• Chapter 22: The Respiratory System
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• Chapter 23: The Digestive System
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• Chapter m v 24: Nutrition and Metabolism
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• Chapter m v 25: The Urinary System
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• Chapter 26: Fluid, Electrolyte, and Acid–Base Balance
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Unit VI: Human Development and the Continuity of Life
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• Chapter m v 27: The Reproductive System
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• Chapter m v 28: Development and Genetic Inheritance
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• Chapter 29: Development and Inheritance
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• Chapter m v 30: Pregnancy and Childbirth
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,Chapter1:AnIntroduction tothe Human Body
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1. Thestudyofthestructureofbodyparts and their relationships is called: sb mv m v m v mv




A. Anatomy
B. Physiology
C. Pathology
D. Biochemistry

Answer: A. Anatomy
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Rationale: Anatomy focusesonbodystructures;physiology studies functions.
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2. Which ofthefollowing best describesphysiology?
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A. Studyofthe body’schemical composition m v m
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B. Studyofthe function ofbodyparts m v m v




C. Studyofexternal landmarks mv




D. Studyoftissues under a microscope mv mv mv




Answer: B. Studyofthe function ofbodyparts
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Rationale: Physiology examines howorgans andsystemsworktosustain life.
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3. Thesmallest structuralunit oflife is the:mv mv mv mv




A. Atom
B. Cell
C. Tissue
D. Organ

Answer: B. Cell
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Rationale: Cells are thebasicunit oflife; atomsformmolecules, butarenot alive.
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4. Which level oforganization consists ofgroupsofsimilar cells performing a c
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ommon function?
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A. Organlevel
B. Tissuelevel
C. Chemical level mv




D. Organsystem

Answer: B. Tissuelevel
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Rationale: Tissuesare composedofsimilar cells with a shared role.
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, 5. Theprocessbywhich thebodymaintains stableinternal conditions is called: m
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A. Homeostasis
B. Metabolism
C. Differentiation
D. Catabolism

Answer: A. Homeostasis
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Rationale: Homeostasis keepsinternal conditions stabledespiteexternal changes.
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6. A negative feedbackmechanism:
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A. Enhances the original stimulus mv m
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B. Reverses a changetoward normal conditions
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C. Causesrapid deviations m
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D. Leads tohomeostatic imbalance
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Answer: B. Reversesachangetoward normalconditions
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Rationale: Negative feedbackmaintains stability byreversing deviations.
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7. Theanatomical position is characterized by: mv sb mv mv




A. Standingwith palmsfacingforward mv m
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B. Sitting with handsonlap
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C. Lying downwith palms downward
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D. Standingwith arms crossed sb mv




Answer: A.Standingwith palmsfacingforward
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Rationale: Standardanatomical positionensures consistencyin descriptions.
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8. Which directional termmeans “toward thehead”?
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A. Inferior
B. Superior
C. Posterior
D. Distal

Answer: B. Superior
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Rationale: Superiormeans above;inferior means below.
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9. Thesternum is mv tothespine.
A. Anterior
B. Posterior