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,TableofContents
Unit I:
ld l d Levels of Organization
ld ld




• Chapter 1:l d Anl d Introductionldtol d theldHuman Body
• Chapter 2:ld Thel d Chemical Levell d ofl d Organization
• Chapter 3:ldThel d Cellular Levell d ofl d Organization
• Chapter 4:l d Thel d TissueldLevell d l d ofl d Organization

UnitII:Support and Movement
ld l d




• Chapter 5:l d Thel d Integumentaryl d System
• Chapter 6:ldBonel d andldSkeletal Tissue
• Chapter 7:ldTheld Axiall d l d Skeleton
• Chapter 8:l d Thel d Appendicularl d Skeleton
• Chapter 9:ldJoints
• Chapter 10:l d MuscleldTissue
• Chapter 11:l d Thel d Muscularl d System

Unit III: Regulation, Integration, and Control
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• Chapter 12:l d Nervousl d Tissue
• Chapter 13:l d Thel d Anatomyl d ofl d thel d Nervousl d l d System
• Chapter 14:l d Thel d Somatic Nervousl d System
• Chapter 15:l d Thel d Autonomicl d Nervousl d System
• Chapter 16:l d Thel d Neurologicall d l d Exam
• Chapter 17:l d Thel d Endocrinel d System

UnitIV: Fluids and Transport
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• Chapter 18:l d Thel d Cardiovascularl d System:l d Blood
• Chapter 19:l d Thel d Cardiovascularl d System:l d Thel d Heart
• Chapter 20:l d Thel d Cardiovascularl d System:l d Bloodl d l d Vesselsl d andl d Circulation
• Chapter 21:l d Thel d Lymphatic Systeml d and Immunitysb




Unit V: Energy, Maintenance, andEnvironmental Exchange
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• Chapter 22:l d Thel d Respiratoryl d l d System
• Chapter 23:l d Thel d Digestivel d System
• Chapter 24:l d Nutritionl d l d andl d Metabolism
• Chapter 25:ld Thel d Urinary System
• Chapter 26:l d Fluid,l d l d Electrolyte,l d l d andl d Acid–Base Balance
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Unit VI: Human Development andthe Continuityof Life
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• Chapter 27:l d Thel d Reproductivel d System
• Chapter 28:l d Developmentl d l d andl d Geneticl d Inheritance
• Chapter 29:l d Developmentl d l d andl d Inheritance
• Chapter 30:l d Pregnancyl d andldChildbirth

,Chapter1:AnIntroductiontotheHuman Body p
y yp py




1. Thestudyofthestructureofbodypartsand their relationships is called: py l d l d ld



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

Answer:A.Anatomy
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Rationale:Anatomy focusesonbodystructures;physiologystudies functions.
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2. Which ofthefollowing bestdescribesphysiology?
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A. Studyofthe body’schemicalcomposition
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B. Studyofthe function ofbodyparts
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C. Studyofexternal landmarks ld



D. Studyoftissues undera microscope ld py




Answer: B. Studyofthe function ofbodyparts Rationale:Physiologyexami
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nes howorgansandsystemsworktosustain life.
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3. Thesmalleststructuralunit oflife isthe: py l d



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

Answer:B.Cellld



Rationale:Cells arethebasicunit oflife; atomsformmolecules, butarenot alive.
ld ld l d ld sb




4. Whichleveloforganization consistsofgroupsofsimilar cells performing ac ld l d ld py ld



ommonfunction?
py




A. Organlevel
B. Tissuelevel
C. Chemical level ld



D. Organsystem

Answer:B.Tissuelevel
Rationale:Tissuesarecomposedofsimilar cells with asharedrole. l d ld sl d

, 5. Theprocessbywhichthebodymaintains stableinternal conditionsiscalled: l d ld ld



A. Homeostasis
B. Metabolism
C. Differentiation
D. Catabolism

Answer:A.Homeostasis
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Rationale:Homeostasiskeepsinternal conditions stabledespiteexternal changes. ld ld l d




6. A negative feedbackmechanism:
sb ld



A. Enhancestheoriginalstimulus py ld



B. Reversesa changetoward normalconditions
s ld



C. Causesrapiddeviations py




D. Leadstohomeostatic imbalance ld




Answer: B.Reversesachangetoward normalconditions Rationale:Negati
ld ld ld



ve feedbackmaintains stability byreversingdeviations.
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7. Theanatomical position is characterized by: ld sld ld ld



A. Standingwithpalmsfacingforward
B. Sittingwithhandsonlap
C. Lyingdownwithpalmsdownward
py




D. Standingwith armscrossedld ld




Answer:A.Standingwith palmsfacingforward ld



Rationale: Standardanatomical positionensures consistencyin descriptions.
ld ld py l d




8. Which directional termmeans“towardthehead”?
s ld py py




A. Inferior
B. Superior
C. Posterior
D. Distal

Answer:B.Superior
ld



Rationale:Superiormeans above;inferior means below.
ld ld l d py




9. Thesternum is ld ld tothespine.
A. Anterior
B. Posterior