,CHAPTER 1: A FIRST LOOK AT ANATOMY
Q1. A bone contains nervous, connective, and epithelial tissue. Therefore, it is classified as which level
of organization?
A) Cell
B) Tissue
C) Organ
D) Organ system
Answer: C — Organ
Rationale: An organ is defined as a structure composed of two or more tissue types that work together
to perform specific functions. A bone contains nervous, connective (osseous, blood), and epithelial
tissues, making it an organ.
Q2. Which anatomical subdiscipline involves studying multiple organ systems within a specific body
region, such as the head or chest?
A) Systemic anatomy
B) Regional anatomy
C) Surface anatomy
D) Radiographic anatomy
Answer: B — Regional anatomy
Rationale: Regional anatomy focuses on all structures (muscles, nerves, vessels, organs) within a specific
region of the body. Systemic anatomy examines one organ system at a time throughout the body.
Q3. Which of the following is an example of gross anatomy?
A) Examining a bone under a microscope to study its matrix
B) Dissecting a heart to observe its chambers and valves
C) Studying the structure of a cell's mitochondria
D) Analyzing the chemical composition of a protein
Answer: B — Dissecting a heart to observe its chambers and valves
Rationale: Gross anatomy (macroscopic anatomy) involves studying structures visible to the naked eye.
Dissecting a heart to observe its chambers and valves is gross anatomy. Microscopic examination of
tissues is histology.
Q4. A plane that cuts perpendicularly along the long axis of the body or organ is called a:
A) Sagittal plane
B) Coronal plane
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,C) Transverse plane
D) Oblique plane
Answer: C — Transverse plane
Rationale: A transverse (or cross) section cuts perpendicular to the long axis of the body or organ.
Sagittal and coronal are vertical planes; oblique sections are cut at an angle.
Q5. The anatomic position allows all observers to have a common point of reference.
A) True
B) False
Answer: A — True
Rationale: The anatomic position (body upright, palms facing forward, feet flat on the floor) provides a
standardized reference point for anatomical descriptions.
Q6. A coronal plane is a vertical plane that divides the body into anterior and posterior parts.
A) True
B) False
Answer: A — True
Rationale: A coronal (frontal) plane divides the body into anterior (front) and posterior (back) portions.
Q7. The chest is superior to the head.
A) True
B) False
Answer: B — False
Rationale: The head is superior to the chest. Superior means above or toward the head.
Q8. The antecubital region is proximal to the carpal region.
A) True
B) False
Answer: A — True
Rationale: The antecubital region (front of elbow) is proximal (closer to the trunk) to the carpal region
(wrist).
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, CHAPTER 2: THE CELL
Q9. Molecules are formed from two or more:
A) Electrons
B) Organs
C) Atoms
D) Tissues
E) Systems
Answer: C — Atoms
Rationale: Atoms are the basic units of matter. When two or more atoms bond together, they form
molecules.
Q10. The smallest structural unit that exhibits the characteristics of living things is:
A) An organ
B) An individual
C) Tissue
D) A cell
E) A system
Answer: D — A cell
Rationale: The cell is the smallest structural and functional unit of life. All living organisms are composed
of cells.
Q11. The various chemical reactions that organisms carry out are collectively called:
A) Metabolism
B) Homeostasis
C) Reproduction
D) Responsiveness
E) Development
Answer: A — Metabolism
Rationale: Metabolism encompasses all chemical reactions in the body, including anabolism (building)
and catabolism (breaking down).
Q12. One of the characteristics of living things is ___________, which causes changes in structures,
processes, or traits that increase expected long-term reproductive success.
A) Adaptation
B) Homeostasis
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