Test Bank For Human Anatomy 9th Edition
By Marieb
CHAPTER 1: The Human Body: An Orientation
1. Which branch of anatomy studies the structural changes that occur as one ages?
a) Developmental anatomy
b) Pathological anatomy
c) Regional anatomy
d) Surface anatomy
Answer: a) Developmental anatomy
Rationale: Developmental anatomy traces structural changes throughout the lifespan,
including aging. Pathological anatomy studies disease-related changes; regional and surface
anatomy focus on body regions and external landmarks [citation:3][citation:10].
2. The smallest living unit in the human body is:
a) A molecule
b) A cell
c) A tissue
d) An organ
Answer: b) A cell
Rationale: Cells are the smallest structural and functional units of life. Molecules are non-
living; tissues and organs are composed of multiple cells [citation:3].
3. A histologist examines a specimen that has an epithelium overlying smooth muscle. This
specimen is part of:
a) A molecule
1
, b) A cell
c) A tissue
d) An organ
Answer: d) An organ
Rationale: Organs consist of two or more tissue types working together. Epithelium and
smooth muscle together indicate an organ (e.g., the stomach or bladder) [citation:3].
4. Morphology is defined as:
a) A measuring technique
b) The study of form
c) An imaging technology
d) The study of disease
Answer: b) The study of form
Rationale: Morphology encompasses both anatomy (structure) and physiology (function in
relation to structure) [citation:3].
5. Which term describes the study of tissues?
a) Cytology
b) Histology
c) Embryology
d) Surface anatomy
Answer: b) Histology
Rationale: Histology is the microscopic study of tissues. Cytology studies cells; embryology
studies development before birth; surface anatomy studies external landmarks [citation:9].
6. The discipline of anatomy is important primarily because it:
a) Focuses only on disease processes
b) Helps understand the link between human structure and function
c) Replaces the need for physiology
d) Only describes external features
2
, Answer: b) Helps understand the link between human structure and function
Rationale: Anatomy and physiology are inseparable—structure enables function.
Understanding anatomy is essential for comprehending how the body works
[citation:6][citation:9].
7. Which level of structural organization is immediately above the cellular level?
a) Chemical level
b) Tissue level
c) Organ level
d) Organ system level
Answer: b) Tissue level
Rationale: The hierarchy is: chemical → cellular → tissue → organ → organ system →
organism. Tissues are groups of similar cells performing common functions [citation:6].
8. The study of the heart, blood, and blood vessels together is an example of:
a) Regional anatomy
b) Systemic anatomy
c) Surface anatomy
d) Microscopic anatomy
Answer: b) Systemic anatomy
Rationale: Systemic anatomy studies all organs with related functions together (e.g., the
cardiovascular system). Regional anatomy studies all structures in a specific body area
[citation:9].
9. Which cavity contains the brain?
a) Vertebral cavity
b) Thoracic cavity
c) Cranial cavity
d) Abdominopelvic cavity
Answer: c) Cranial cavity
3
, Rationale: The dorsal body cavity consists of the cranial cavity (brain) and vertebral cavity
(spinal cord) [citation:10].
10. The abdominopelvic cavity contains all of the following EXCEPT:
a) Stomach
b) Liver
c) Heart
d) Intestines
Answer: c) Heart
Rationale: The heart is located in the thoracic cavity (specifically the pericardial cavity within
the mediastinum), not the abdominopelvic cavity [citation:6].
11. Which plane divides the body into anterior and posterior portions?
a) Sagittal plane
b) Frontal (coronal) plane
c) Transverse plane
d) Midsagittal plane
Answer: b) Frontal (coronal) plane
Rationale: The frontal plane separates front (anterior) from back (posterior). Sagittal divides
left/right; transverse divides superior/inferior [citation:10].
12. The axillary region is better known as the:
a) Neck
b) Armpit
c) Groin
d) Chest
Answer: b) Armpit
Rationale: The axillary region is the armpit. The cervical region is the neck; inguinal is the
groin; thoracic is the chest [citation:6].
4
By Marieb
CHAPTER 1: The Human Body: An Orientation
1. Which branch of anatomy studies the structural changes that occur as one ages?
a) Developmental anatomy
b) Pathological anatomy
c) Regional anatomy
d) Surface anatomy
Answer: a) Developmental anatomy
Rationale: Developmental anatomy traces structural changes throughout the lifespan,
including aging. Pathological anatomy studies disease-related changes; regional and surface
anatomy focus on body regions and external landmarks [citation:3][citation:10].
2. The smallest living unit in the human body is:
a) A molecule
b) A cell
c) A tissue
d) An organ
Answer: b) A cell
Rationale: Cells are the smallest structural and functional units of life. Molecules are non-
living; tissues and organs are composed of multiple cells [citation:3].
3. A histologist examines a specimen that has an epithelium overlying smooth muscle. This
specimen is part of:
a) A molecule
1
, b) A cell
c) A tissue
d) An organ
Answer: d) An organ
Rationale: Organs consist of two or more tissue types working together. Epithelium and
smooth muscle together indicate an organ (e.g., the stomach or bladder) [citation:3].
4. Morphology is defined as:
a) A measuring technique
b) The study of form
c) An imaging technology
d) The study of disease
Answer: b) The study of form
Rationale: Morphology encompasses both anatomy (structure) and physiology (function in
relation to structure) [citation:3].
5. Which term describes the study of tissues?
a) Cytology
b) Histology
c) Embryology
d) Surface anatomy
Answer: b) Histology
Rationale: Histology is the microscopic study of tissues. Cytology studies cells; embryology
studies development before birth; surface anatomy studies external landmarks [citation:9].
6. The discipline of anatomy is important primarily because it:
a) Focuses only on disease processes
b) Helps understand the link between human structure and function
c) Replaces the need for physiology
d) Only describes external features
2
, Answer: b) Helps understand the link between human structure and function
Rationale: Anatomy and physiology are inseparable—structure enables function.
Understanding anatomy is essential for comprehending how the body works
[citation:6][citation:9].
7. Which level of structural organization is immediately above the cellular level?
a) Chemical level
b) Tissue level
c) Organ level
d) Organ system level
Answer: b) Tissue level
Rationale: The hierarchy is: chemical → cellular → tissue → organ → organ system →
organism. Tissues are groups of similar cells performing common functions [citation:6].
8. The study of the heart, blood, and blood vessels together is an example of:
a) Regional anatomy
b) Systemic anatomy
c) Surface anatomy
d) Microscopic anatomy
Answer: b) Systemic anatomy
Rationale: Systemic anatomy studies all organs with related functions together (e.g., the
cardiovascular system). Regional anatomy studies all structures in a specific body area
[citation:9].
9. Which cavity contains the brain?
a) Vertebral cavity
b) Thoracic cavity
c) Cranial cavity
d) Abdominopelvic cavity
Answer: c) Cranial cavity
3
, Rationale: The dorsal body cavity consists of the cranial cavity (brain) and vertebral cavity
(spinal cord) [citation:10].
10. The abdominopelvic cavity contains all of the following EXCEPT:
a) Stomach
b) Liver
c) Heart
d) Intestines
Answer: c) Heart
Rationale: The heart is located in the thoracic cavity (specifically the pericardial cavity within
the mediastinum), not the abdominopelvic cavity [citation:6].
11. Which plane divides the body into anterior and posterior portions?
a) Sagittal plane
b) Frontal (coronal) plane
c) Transverse plane
d) Midsagittal plane
Answer: b) Frontal (coronal) plane
Rationale: The frontal plane separates front (anterior) from back (posterior). Sagittal divides
left/right; transverse divides superior/inferior [citation:10].
12. The axillary region is better known as the:
a) Neck
b) Armpit
c) Groin
d) Chest
Answer: b) Armpit
Rationale: The axillary region is the armpit. The cervical region is the neck; inguinal is the
groin; thoracic is the chest [citation:6].
4
