Anatomy and Physiology I Final Exam
(AGACNP-C) 2026–2027 |
Comprehensive Question Practice Test
with Answers & Rationales| Free Pdf
Access
1. Which level of organization is the highest in the human body?
A. Tissue
B. Organ
C. Organ system
D. Organism
Correct Answer: D
Rationale: The organism is the highest level of biological organization, consisting of all
organ systems functioning together.
2. Homeostasis refers to the:
A. Production of hormones
B. Maintenance of a stable internal environment
C. Formation of body tissues
D. Elimination of waste
,Correct Answer: B
Rationale: Homeostasis maintains relatively constant internal conditions despite external
changes.
3. Which body cavity contains the brain?
A. Thoracic cavity
B. Abdominal cavity
C. Cranial cavity
D. Pelvic cavity
Correct Answer: C
Rationale: The cranial cavity encloses and protects the brain.
4. Which directional term means "toward the front of the body"?
A. Posterior
B. Superior
C. Anterior
D. Inferior
Correct Answer: C
Rationale: Anterior refers to the front of the body.
5. Which plane divides the body into left and right portions?
A. Frontal plane
B. Sagittal plane
,C. Transverse plane
D. Oblique plane
Correct Answer: B
Rationale: The sagittal plane separates the body into left and right sections.
6. Which organ is located in the thoracic cavity?
A. Liver
B. Stomach
C. Heart
D. Bladder
Correct Answer: C
Rationale: The heart lies within the mediastinum of the thoracic cavity.
7. Which organ system regulates body activities using hormones?
A. Nervous system
B. Endocrine system
C. Respiratory system
D. Digestive system
Correct Answer: B
Rationale: The endocrine system secretes hormones that regulate body functions.
8. Which organ system provides support and protection?
A. Muscular system
, B. Skeletal system
C. Respiratory system
D. Lymphatic system
Correct Answer: B
Rationale: Bones support the body and protect internal organs.
9. The basic structural and functional unit of the body is the:
A. Tissue
B. Organ
C. Cell
D. Organ system
Correct Answer: C
Rationale: Cells are the smallest living units capable of carrying out life processes.
10. Which organelle is known as the "powerhouse of the cell"?
A. Ribosome
B. Golgi apparatus
C. Mitochondrion
D. Lysosome
Correct Answer: C
Rationale: Mitochondria produce ATP through cellular respiration.
11. Which organelle is responsible for protein synthesis?
(AGACNP-C) 2026–2027 |
Comprehensive Question Practice Test
with Answers & Rationales| Free Pdf
Access
1. Which level of organization is the highest in the human body?
A. Tissue
B. Organ
C. Organ system
D. Organism
Correct Answer: D
Rationale: The organism is the highest level of biological organization, consisting of all
organ systems functioning together.
2. Homeostasis refers to the:
A. Production of hormones
B. Maintenance of a stable internal environment
C. Formation of body tissues
D. Elimination of waste
,Correct Answer: B
Rationale: Homeostasis maintains relatively constant internal conditions despite external
changes.
3. Which body cavity contains the brain?
A. Thoracic cavity
B. Abdominal cavity
C. Cranial cavity
D. Pelvic cavity
Correct Answer: C
Rationale: The cranial cavity encloses and protects the brain.
4. Which directional term means "toward the front of the body"?
A. Posterior
B. Superior
C. Anterior
D. Inferior
Correct Answer: C
Rationale: Anterior refers to the front of the body.
5. Which plane divides the body into left and right portions?
A. Frontal plane
B. Sagittal plane
,C. Transverse plane
D. Oblique plane
Correct Answer: B
Rationale: The sagittal plane separates the body into left and right sections.
6. Which organ is located in the thoracic cavity?
A. Liver
B. Stomach
C. Heart
D. Bladder
Correct Answer: C
Rationale: The heart lies within the mediastinum of the thoracic cavity.
7. Which organ system regulates body activities using hormones?
A. Nervous system
B. Endocrine system
C. Respiratory system
D. Digestive system
Correct Answer: B
Rationale: The endocrine system secretes hormones that regulate body functions.
8. Which organ system provides support and protection?
A. Muscular system
, B. Skeletal system
C. Respiratory system
D. Lymphatic system
Correct Answer: B
Rationale: Bones support the body and protect internal organs.
9. The basic structural and functional unit of the body is the:
A. Tissue
B. Organ
C. Cell
D. Organ system
Correct Answer: C
Rationale: Cells are the smallest living units capable of carrying out life processes.
10. Which organelle is known as the "powerhouse of the cell"?
A. Ribosome
B. Golgi apparatus
C. Mitochondrion
D. Lysosome
Correct Answer: C
Rationale: Mitochondria produce ATP through cellular respiration.
11. Which organelle is responsible for protein synthesis?
