,Tableof Contents td dt
Unit I: Levels of Organization
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Chapter 1: An Introduction to the Human Body
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Chapter 2: The Chemical Level of Organization
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Chapter 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 6: Bone and Skeletal Tissue
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Chapter 7: The Axial Skeleton
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Chapter 8: The Appendicular Skeleton
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Chapter 9: Jointsd t dt
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 d t 12: Nervous Tissue
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Chapter d t 13: The Anatomy of the Nervous System
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Chapter d t 14: The Somatic Nervous System
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Chapter d t 15: The Autonomic Nervous System
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Chapter d t 16: The Neurological Exam
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Chapter d t 17: The Endocrine System
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Unit IV: Fluids and Transport
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Chapter d t 18: The dt dt Cardiovascular System: Blood dt dt
Chapter d t 19: The dt dt Cardiovascular System: The Heart dt dt dt
Chapter d t 20: The dt dt Cardiovascular System: Blood Vessels and Circulation dt dt d t d t dt
Chapter d t 21: The dt dt Lymphatic System and Immunity d t dt dt
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 24: Nutrition and Metabolism
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Chapter 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 27: The Reproductive System
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Chapter 28: Development and Genetic Inheritance
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Chapter 29: Development and Inheritance
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Chapter 30: Pregnancy and Childbirth
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,Chapter 1:An Introduction to the Human Body
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1. The study of the structure of bodyparts and their relationships is called:
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A. Anatomy
B. Physiology
C. Pathology
D. Biochemistry
Answer: A. Anatomy
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Rationale: Anatomy focuses on bodystructures; physiology studies functions.
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2. Which of the following best describes physiology?
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A. Study of the body’s chemical composition
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B. Study of the function of bodyparts
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C. Study of external landmarks
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D. Study of tissues under a microscope
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Answer: B. Study of the function of bodyparts
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Rationale: Physiology examines how organs and systems work to sustain life.
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3. The smallest structural unit of life is the:
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A. Atom
B. Cell
C. Tissue
D. Organ
Answer: B. Cell
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Rationale: Cells are the basic unit of life; atoms form molecules, but are not alive.
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4. Which level of organization consists of groups of similar cells performing a co
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mmon function?
dt
A. Organ level dt
B. Tissue level dt
C. Chemical level dt
D. Organ system dt
Answer: B. Tissue level
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Rationale: Tissues are composedofsimilar cells with a shared role.
dt dt dt dt dt d t dt dt dt dt
, 5. The process bywhich the bodymaintains stable internal conditions is called:
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A. Homeostasis
B. Metabolism
C. Differentiation
D. Catabolism
Answer: A. Homeostasis
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Rationale: Homeostasis keeps internal conditions stable despite external changes.
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6. A negative feedback mechanism:
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A. Enhances the original stimulus dt dt dt
B. Reverses a change toward normal conditions
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C. Causes rapid deviationsdt dt
D. Leads to homeostatic imbalance
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Answer: B. Reverses a change toward normal conditions
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Rationale: Negative feedback maintains stability byreversing deviations.
dt dt dt d t dt dt dt
7. The anatomical position is characterized by:
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A. Standing with palms facing forward dt dt dt dt
B. Sitting with hands on lap
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C. Lying down with palms downward
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D. Standing with arms crossed dt dt dt
Answer: A. Standing with palms facing forward
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Rationale: Standard anatomical position ensures consistencyin descriptions.
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8. Which directional term means “toward the head”?
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A. Inferior
B. Superior
C. Posterior
D. Distal
Answer: B. Superior
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Rationale: Superior means above; inferior means below.
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9. The sternum is
dt dt dt tothe spine.dt dt
A. Anterior
B. Posterior
Unit I: Levels of Organization
dt d t dt dt
Chapter 1: An Introduction to the Human Body
d t dt dt dt dt dt d t
Chapter 2: The Chemical Level of Organization
d t dt dt d t dt dt
Chapter 3: The Cellular Level of Organization
d t dt dt d t dt dt
Chapter 4: The Tissue Level of Organization
d t dt dt dt d t dt
Unit II: Support and Movement
dt dt dt dt
Chapter 5: The Integumentary System
d t dt dt dt
Chapter 6: Bone and Skeletal Tissue
d t dt dt dt d t
Chapter 7: The Axial Skeleton
d t dt dt d t
Chapter 8: The Appendicular Skeleton
d t dt dt dt
Chapter 9: Jointsd t dt
Chapter 10: Muscle Tissue
d t dt dt
Chapter 11: The Muscular System
d t dt dt dt
Unit III: Regulation, Integration, and Control
dt dt dt dt dt
Chapter d t 12: Nervous Tissue
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Chapter d t 13: The Anatomy of the Nervous System
dt dt dt dt dt d t
Chapter d t 14: The Somatic Nervous System
dt dt d t dt
Chapter d t 15: The Autonomic Nervous System
dt dt dt dt
Chapter d t 16: The Neurological Exam
dt dt d t
Chapter d t 17: The Endocrine System
dt dt dt
Unit IV: Fluids and Transport
dt dt dt dt
Chapter d t 18: The dt dt Cardiovascular System: Blood dt dt
Chapter d t 19: The dt dt Cardiovascular System: The Heart dt dt dt
Chapter d t 20: The dt dt Cardiovascular System: Blood Vessels and Circulation dt dt d t d t dt
Chapter d t 21: The dt dt Lymphatic System and Immunity d t dt dt
Unit V: Energy, Maintenance, and Environmental Exchange
dt d t dt dt dt dt
Chapter 22: The Respiratory System
d t dt dt d t
Chapter 23: The Digestive System
d t dt dt dt
Chapter 24: Nutrition and Metabolism
d t dt dt dt
Chapter 25: The Urinary System
d t dt dt d t
Chapter 26: Fluid, Electrolyte, and Acid–Base Balance
d t dt d t d t dt dt
Unit VI: Human Development and the Continuity of Life
dt dt dt dt dt dt dt dt
Chapter 27: The Reproductive System
d t dt dt dt
Chapter 28: Development and Genetic Inheritance
d t dt d t dt dt
Chapter 29: Development and Inheritance
d t dt d t dt
Chapter 30: Pregnancy and Childbirth
d t dt dt dt
,Chapter 1:An Introduction to the Human Body
dt dt dt dt dt dt dt
1. The study of the structure of bodyparts and their relationships is called:
dt dt dt dt dt dt dt dt dt dt d t dt
A. Anatomy
B. Physiology
C. Pathology
D. Biochemistry
Answer: A. Anatomy
dt dt
Rationale: Anatomy focuses on bodystructures; physiology studies functions.
dt dt dt dt dt dt dt dt
2. Which of the following best describes physiology?
dt dt dt d t dt dt
A. Study of the body’s chemical composition
dt dt dt dt dt
B. Study of the function of bodyparts
dt dt dt dt dt dt
C. Study of external landmarks
dt dt dt
D. Study of tissues under a microscope
dt dt dt dt dt
Answer: B. Study of the function of bodyparts
dt dt dt dt dt dt dt dt
Rationale: Physiology examines how organs and systems work to sustain life.
dt dt dt dt dt dt dt dt dt dt
3. The smallest structural unit of life is the:
dt dt dt dt dt dt dt
A. Atom
B. Cell
C. Tissue
D. Organ
Answer: B. Cell
dt dt
Rationale: Cells are the basic unit of life; atoms form molecules, but are not alive.
dt dt dt dt dt dt dt dt dt dt dt dt dt dt
4. Which level of organization consists of groups of similar cells performing a co
dt dt dt dt dt dt dt dt d t dt dt dt
mmon function?
dt
A. Organ level dt
B. Tissue level dt
C. Chemical level dt
D. Organ system dt
Answer: B. Tissue level
dt dt dt
Rationale: Tissues are composedofsimilar cells with a shared role.
dt dt dt dt dt d t dt dt dt dt
, 5. The process bywhich the bodymaintains stable internal conditions is called:
dt dt dt dt dt dt d t dt dt dt dt
A. Homeostasis
B. Metabolism
C. Differentiation
D. Catabolism
Answer: A. Homeostasis
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Rationale: Homeostasis keeps internal conditions stable despite external changes.
dt dt dt dt dt dt dt dt
6. A negative feedback mechanism:
dt dt dt
A. Enhances the original stimulus dt dt dt
B. Reverses a change toward normal conditions
dt dt dt dt dt
C. Causes rapid deviationsdt dt
D. Leads to homeostatic imbalance
dt dt dt
Answer: B. Reverses a change toward normal conditions
dt dt dt dt dt dt dt
Rationale: Negative feedback maintains stability byreversing deviations.
dt dt dt d t dt dt dt
7. The anatomical position is characterized by:
dt dt dt dt dt
A. Standing with palms facing forward dt dt dt dt
B. Sitting with hands on lap
dt dt dt dt
C. Lying down with palms downward
dt dt dt dt
D. Standing with arms crossed dt dt dt
Answer: A. Standing with palms facing forward
dt dt dt dt dt dt
Rationale: Standard anatomical position ensures consistencyin descriptions.
dt dt dt dt dt dt dt
8. Which directional term means “toward the head”?
dt dt dt dt dt dt
A. Inferior
B. Superior
C. Posterior
D. Distal
Answer: B. Superior
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Rationale: Superior means above; inferior means below.
dt dt dt dt d t dt
9. The sternum is
dt dt dt tothe spine.dt dt
A. Anterior
B. Posterior