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Rationales 2025/2026 Q&A | Instant
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1. What is the basic structural and functional unit of the human body?
A. Tissue
B. Organ
C. Cell
D. System
Answer: C
Rationale: The cell is the smallest unit capable of carrying out life processes.
2. Anatomy is the study of:
A. Body functions
B. Body structures
C. Disease processes
D. Chemical reactions
Answer: B
Rationale: Anatomy focuses on body structures and their relationships.
3. Physiology is the study of:
A. Body functions
B. Body shape
C. Body location
D. Body regions
Answer: A
Rationale: Physiology examines how body parts function.
4. Which level of organization comes directly after the cellular level?
A. Organism
B. Organ
,C. Tissue
D. System
Answer: C
Rationale: Similar cells combine to form tissues.
5. Homeostasis refers to:
A. Body movement
B. Stable internal environment
C. Growth and repair
D. Digestion
Answer: B
Rationale: Homeostasis maintains internal balance.
6. The anatomical position includes:
A. Palms facing backward
B. Body lying down
C. Palms facing forward
D. Knees bent
Answer: C
Rationale: Anatomical position requires palms facing forward.
7. The term "superior" means:
A. Below
B. Toward the feet
C. Above
D. Toward the back
Answer: C
Rationale: Superior means toward the head or upper part.
8. The term "inferior" means:
A. Below
B. Above
C. Toward the front
D. Toward the side
, Answer: A
Rationale: Inferior means lower or below.
9. The term "anterior" means:
A. Back
B. Front
C. Upper
D. Lower
Answer: B
Rationale: Anterior refers to the front of the body.
10. The term "posterior" means:
A. Front
B. Side
C. Back
D. Upper
Answer: C
Rationale: Posterior refers to the back.
11. The body cavity containing the brain is the:
A. Thoracic cavity
B. Cranial cavity
C. Pelvic cavity
D. Abdominal cavity
Answer: B
Rationale: The cranial cavity houses the brain.
12. The heart is located in the:
A. Pelvic cavity
B. Abdominal cavity
C. Thoracic cavity
D. Cranial cavity
Answer: C
Rationale: The thoracic cavity contains the heart and lungs.