NU110 Exam 1 Actual Exam Style V1 | NU
110 Integrated Human Sciences | Galen
1. Which of the following describes the study of the structure of body parts and their
relationship to one another?
A. Anatomy
B. Physiology
C. Homeostasis
D. Metabolism
Correct Answer: A
Expert Explanation: Anatomy focuses on the physical structure and organization of the
body. Physiology, by contrast, refers to the study of how those structures function.
Understanding anatomy is fundamental for nursing students as it provides the map for
clinical assessments.
2. Which level of organization is the smallest living unit of the human body?
A. Chemical level
B. Cellular level
C. Organ level
D. Tissue level
Correct Answer: B
,Expert Explanation: The cellular level is considered the basic functional and structural
unit of life. While chemicals make up cells, chemicals themselves are not considered alive.
Tissues and organs are higher levels of organization composed of many cells.
3. The process of maintaining a stable internal environment despite external changes is
called:
A. Homeostasis
B. Positive Feedback
C. Catabolism
D. Differentiation
Correct Answer: A
Expert Explanation: Homeostasis is the dynamic state of equilibrium that the body
maintains to stay healthy. It involves continuous monitoring and regulation of many
variables like temperature and blood pressure. Without homeostasis, the body cannot
function correctly and illness or death may occur.
4. In a negative feedback loop, what is the role of the effector?
A. To monitor the environment
B. To process information from the sensor
C. To carry out the response that reverses the stimulus
D. To trigger an increase in the stimulus
, Correct Answer: C
Expert Explanation: The effector receives output from the control center and produces a
response. This response acts to negate or reverse the original stimulus to bring the system
back to balance. This is the most common regulatory mechanism in the human body.
5. Which anatomical term describes a position toward the head?
A. Inferior
B. Distal
C. Proximal
D. Superior
Correct Answer: D
Expert Explanation: Superior (or cranial) refers to being above or toward the head end of
the body. Inferior refers to being toward the feet or lower part of the body. Using
standardized directional terms ensures clear communication between healthcare
providers.
6. Which plane divides the body into equal right and left halves?
A. Frontal plane
B. Transverse plane
C. Midsagittal plane
D. Parasagittal plane
110 Integrated Human Sciences | Galen
1. Which of the following describes the study of the structure of body parts and their
relationship to one another?
A. Anatomy
B. Physiology
C. Homeostasis
D. Metabolism
Correct Answer: A
Expert Explanation: Anatomy focuses on the physical structure and organization of the
body. Physiology, by contrast, refers to the study of how those structures function.
Understanding anatomy is fundamental for nursing students as it provides the map for
clinical assessments.
2. Which level of organization is the smallest living unit of the human body?
A. Chemical level
B. Cellular level
C. Organ level
D. Tissue level
Correct Answer: B
,Expert Explanation: The cellular level is considered the basic functional and structural
unit of life. While chemicals make up cells, chemicals themselves are not considered alive.
Tissues and organs are higher levels of organization composed of many cells.
3. The process of maintaining a stable internal environment despite external changes is
called:
A. Homeostasis
B. Positive Feedback
C. Catabolism
D. Differentiation
Correct Answer: A
Expert Explanation: Homeostasis is the dynamic state of equilibrium that the body
maintains to stay healthy. It involves continuous monitoring and regulation of many
variables like temperature and blood pressure. Without homeostasis, the body cannot
function correctly and illness or death may occur.
4. In a negative feedback loop, what is the role of the effector?
A. To monitor the environment
B. To process information from the sensor
C. To carry out the response that reverses the stimulus
D. To trigger an increase in the stimulus
, Correct Answer: C
Expert Explanation: The effector receives output from the control center and produces a
response. This response acts to negate or reverse the original stimulus to bring the system
back to balance. This is the most common regulatory mechanism in the human body.
5. Which anatomical term describes a position toward the head?
A. Inferior
B. Distal
C. Proximal
D. Superior
Correct Answer: D
Expert Explanation: Superior (or cranial) refers to being above or toward the head end of
the body. Inferior refers to being toward the feet or lower part of the body. Using
standardized directional terms ensures clear communication between healthcare
providers.
6. Which plane divides the body into equal right and left halves?
A. Frontal plane
B. Transverse plane
C. Midsagittal plane
D. Parasagittal plane
