WGU D190 Introduction to Healthcare IT Systems 2026/2027 | ACTUAL-
Style Practice Questions & Answers, Healthcare Information Technology
Exam Prep, EHR Systems, Health Data Management, Clinical Applications,
Privacy, Security, and Detailed Rationales
Question 1: Which term describes the comprehensive electronic
record of a patient's health information that is created and maintained
by healthcare providers across multiple organizations?
A. Personal Health Record (PHR)
B. Electronic Medical Record (EMR)
C. Electronic Health Record (EHR)
D. Electronic Prescribing Record (EPR)
CORRECT ANSWER: C. Electronic Health Record (EHR)
Rationale: An Electronic Health Record (EHR) is designed to be shared
across different healthcare settings and providers, offering a longitudinal
view of a patient's health. An EMR is a narrower record used within a single
practice, while a PHR is maintained by the patient themselves.
Question 2: Which federal legislation provided financial incentives for
healthcare providers to adopt and demonstrate "meaningful use" of
certified EHR technology?
A. Health Insurance Portability and Accountability Act (HIPAA)
B. Health Information Technology for Economic and Clinical Health
(HITECH) Act
C. Affordable Care Act (ACA)
D. Medicare Access and CHIP Reauthorization Act (MACRA)
CORRECT ANSWER: B. Health Information Technology for Economic
and Clinical Health (HITECH) Act
Rationale: The HITECH Act, enacted as part of the American Recovery and
Reinvestment Act (ARRA) of 2009, established the Medicare and Medicaid
EHR Incentive Programs to promote the adoption and meaningful use of
health IT.
Question 3: In healthcare IT, what is the primary function of a Clinical
Decision Support System (CDSS)?
A. To automate the billing and claims submission process
B. To provide clinicians with knowledge and patient-specific information to
enhance care decisions
,C. To manage the scheduling of patient appointments
D. To replace the need for a physician's professional judgment
CORRECT ANSWER: B. To provide clinicians with knowledge and
patient-specific information to enhance care decisions
Rationale: A CDSS is designed to support, not replace, clinical decision-
making by integrating current clinical knowledge with patient data to offer
recommendations, alerts, and reminders that improve care quality and
safety.
Question 4: Which of the following best describes the concept of
"interoperability" in the context of healthcare information systems?
A. The ability of a single EHR system to operate independently of all other
systems
B. The ability of different information systems and software applications to
communicate and exchange data accurately and effectively
C. The process of converting paper medical records into a digital format
D. The physical security measures implemented to protect server
infrastructure
CORRECT ANSWER: B. The ability of different information systems and
software applications to communicate and exchange data accurately
and effectively
Rationale: Interoperability refers to the capability of disparate health IT
systems to exchange, interpret, and use shared data. It is essential for care
coordination, patient safety, and efficient healthcare delivery.
Question 5: What is the primary purpose of a Master Patient Index (MPI)
within a healthcare organization?
A. To track the financial transactions associated with each patient visit
B. To assign a unique identifier to each patient and maintain a consistent
record of their demographic information
C. To store the clinical notes generated during a patient's hospital stay
D. To manage the inventory of medical supplies used during procedures
CORRECT ANSWER: B. To assign a unique identifier to each patient and
maintain a consistent record of their demographic information
,Rationale: The MPI is a critical database that ensures the correct
identification and linking of patient records across different systems and
encounters. It helps prevent duplication and ensures that clinical data is
attributed to the correct individual.
Question 6: Which data entry method poses the greatest risk to patient
safety and data integrity in an EHR?
A. Using structured templates and dropdown menus
B. Copying and pasting clinical documentation from a previous patient's
record
C. Scanning paper documents into the record as an image
D. Entering data via a bedside barcode scanner
CORRECT ANSWER: B. Copying and pasting clinical documentation
from a previous patient's record
Rationale: Copy-pasting, or "cloning," can propagate outdated, inaccurate,
or patient-inappropriate information into a record, leading to potential
diagnostic errors and compromised patient safety. It is widely recognized
as a major source of documentation error.
Question 7: In the context of healthcare IT, what does the acronym
CPOE represent?
A. Computerized Patient Outcome Evaluation
B. Clinical Practice and Outcomes Exchange
C. Computerized Provider Order Entry
D. Certified Public Health Organization Entity
CORRECT ANSWER: C. Computerized Provider Order Entry
Rationale: CPOE is a system that allows providers to enter medical orders
(such as for medications, laboratory tests, and radiology procedures)
electronically. This reduces errors related to illegible handwriting and
allows for automated checks against clinical guidelines.
Question 8: Which of the following is a core privacy rule established by
HIPAA?
A. The requirement to share patient data with any requesting third party
B. The establishment of national standards for the protection of individually
identifiable health information
, C. The prohibition of using electronic health records
D. The mandate that all patient records be retained for a minimum of 50
years
CORRECT ANSWER: B. The establishment of national standards for the
protection of individually identifiable health information
Rationale: The HIPAA Privacy Rule sets national standards for the
protection of Protected Health Information (PHI). It gives patients rights
over their information and establishes conditions under which PHI can be
used or disclosed.
Question 9: Which of the following best describes the role of a Health
Information Exchange (HIE)?
A. To provide a physical location for storing backup paper records
B. To allow healthcare providers and patients to securely access and share
a patient's medical information electronically
C. To serve as a regulatory body that certifies EHR software
D. To replace the need for a patient's primary care physician
CORRECT ANSWER: B. To allow healthcare providers and patients to
securely access and share a patient's medical information
electronically
Rationale: An HIE is a system or organization that facilitates the electronic
mobilization of clinical information across different healthcare entities. It
aims to improve the speed, quality, safety, and cost of patient care by
ensuring timely access to critical data.
Question 10: What is a "data dictionary" in the context of healthcare IT
systems?
A. A manual that lists all the medical terms used in an EHR
B. A centralized repository that describes the format, meaning, and
relationships of data elements in a database
C. A password manager used to secure access to the EHR
D. A report that lists all patients who have been treated in a facility
CORRECT ANSWER: B. A centralized repository that describes the
format, meaning, and relationships of data elements in a database
Style Practice Questions & Answers, Healthcare Information Technology
Exam Prep, EHR Systems, Health Data Management, Clinical Applications,
Privacy, Security, and Detailed Rationales
Question 1: Which term describes the comprehensive electronic
record of a patient's health information that is created and maintained
by healthcare providers across multiple organizations?
A. Personal Health Record (PHR)
B. Electronic Medical Record (EMR)
C. Electronic Health Record (EHR)
D. Electronic Prescribing Record (EPR)
CORRECT ANSWER: C. Electronic Health Record (EHR)
Rationale: An Electronic Health Record (EHR) is designed to be shared
across different healthcare settings and providers, offering a longitudinal
view of a patient's health. An EMR is a narrower record used within a single
practice, while a PHR is maintained by the patient themselves.
Question 2: Which federal legislation provided financial incentives for
healthcare providers to adopt and demonstrate "meaningful use" of
certified EHR technology?
A. Health Insurance Portability and Accountability Act (HIPAA)
B. Health Information Technology for Economic and Clinical Health
(HITECH) Act
C. Affordable Care Act (ACA)
D. Medicare Access and CHIP Reauthorization Act (MACRA)
CORRECT ANSWER: B. Health Information Technology for Economic
and Clinical Health (HITECH) Act
Rationale: The HITECH Act, enacted as part of the American Recovery and
Reinvestment Act (ARRA) of 2009, established the Medicare and Medicaid
EHR Incentive Programs to promote the adoption and meaningful use of
health IT.
Question 3: In healthcare IT, what is the primary function of a Clinical
Decision Support System (CDSS)?
A. To automate the billing and claims submission process
B. To provide clinicians with knowledge and patient-specific information to
enhance care decisions
,C. To manage the scheduling of patient appointments
D. To replace the need for a physician's professional judgment
CORRECT ANSWER: B. To provide clinicians with knowledge and
patient-specific information to enhance care decisions
Rationale: A CDSS is designed to support, not replace, clinical decision-
making by integrating current clinical knowledge with patient data to offer
recommendations, alerts, and reminders that improve care quality and
safety.
Question 4: Which of the following best describes the concept of
"interoperability" in the context of healthcare information systems?
A. The ability of a single EHR system to operate independently of all other
systems
B. The ability of different information systems and software applications to
communicate and exchange data accurately and effectively
C. The process of converting paper medical records into a digital format
D. The physical security measures implemented to protect server
infrastructure
CORRECT ANSWER: B. The ability of different information systems and
software applications to communicate and exchange data accurately
and effectively
Rationale: Interoperability refers to the capability of disparate health IT
systems to exchange, interpret, and use shared data. It is essential for care
coordination, patient safety, and efficient healthcare delivery.
Question 5: What is the primary purpose of a Master Patient Index (MPI)
within a healthcare organization?
A. To track the financial transactions associated with each patient visit
B. To assign a unique identifier to each patient and maintain a consistent
record of their demographic information
C. To store the clinical notes generated during a patient's hospital stay
D. To manage the inventory of medical supplies used during procedures
CORRECT ANSWER: B. To assign a unique identifier to each patient and
maintain a consistent record of their demographic information
,Rationale: The MPI is a critical database that ensures the correct
identification and linking of patient records across different systems and
encounters. It helps prevent duplication and ensures that clinical data is
attributed to the correct individual.
Question 6: Which data entry method poses the greatest risk to patient
safety and data integrity in an EHR?
A. Using structured templates and dropdown menus
B. Copying and pasting clinical documentation from a previous patient's
record
C. Scanning paper documents into the record as an image
D. Entering data via a bedside barcode scanner
CORRECT ANSWER: B. Copying and pasting clinical documentation
from a previous patient's record
Rationale: Copy-pasting, or "cloning," can propagate outdated, inaccurate,
or patient-inappropriate information into a record, leading to potential
diagnostic errors and compromised patient safety. It is widely recognized
as a major source of documentation error.
Question 7: In the context of healthcare IT, what does the acronym
CPOE represent?
A. Computerized Patient Outcome Evaluation
B. Clinical Practice and Outcomes Exchange
C. Computerized Provider Order Entry
D. Certified Public Health Organization Entity
CORRECT ANSWER: C. Computerized Provider Order Entry
Rationale: CPOE is a system that allows providers to enter medical orders
(such as for medications, laboratory tests, and radiology procedures)
electronically. This reduces errors related to illegible handwriting and
allows for automated checks against clinical guidelines.
Question 8: Which of the following is a core privacy rule established by
HIPAA?
A. The requirement to share patient data with any requesting third party
B. The establishment of national standards for the protection of individually
identifiable health information
, C. The prohibition of using electronic health records
D. The mandate that all patient records be retained for a minimum of 50
years
CORRECT ANSWER: B. The establishment of national standards for the
protection of individually identifiable health information
Rationale: The HIPAA Privacy Rule sets national standards for the
protection of Protected Health Information (PHI). It gives patients rights
over their information and establishes conditions under which PHI can be
used or disclosed.
Question 9: Which of the following best describes the role of a Health
Information Exchange (HIE)?
A. To provide a physical location for storing backup paper records
B. To allow healthcare providers and patients to securely access and share
a patient's medical information electronically
C. To serve as a regulatory body that certifies EHR software
D. To replace the need for a patient's primary care physician
CORRECT ANSWER: B. To allow healthcare providers and patients to
securely access and share a patient's medical information
electronically
Rationale: An HIE is a system or organization that facilitates the electronic
mobilization of clinical information across different healthcare entities. It
aims to improve the speed, quality, safety, and cost of patient care by
ensuring timely access to critical data.
Question 10: What is a "data dictionary" in the context of healthcare IT
systems?
A. A manual that lists all the medical terms used in an EHR
B. A centralized repository that describes the format, meaning, and
relationships of data elements in a database
C. A password manager used to secure access to the EHR
D. A report that lists all patients who have been treated in a facility
CORRECT ANSWER: B. A centralized repository that describes the
format, meaning, and relationships of data elements in a database
