NHA CCMA CertifiCAtioN test BANk 2026 ||questioNs ANd
ANswers witH rAtioNAles/grAded A+/2026 updAte/100%
CorreCt /iNstANt dowNloAd
DOMAIN 1: FOUNDATIONAL KNOWLEDGE & BASIC SCIENCE
**Question 1**
A medical assistant is reading a provider's note that states the patient has "essential
hypertension." The term "essential" in this context indicates that the condition is:
A) Life-threatening
B) Acquired in a hospital setting
C) Idiopathic (without known cause)
D) Temporary and self-limiting
**Answer:** C) Idiopathic (without known cause)
**Rationale:** In medical terminology, "essential" or "primary" hypertension refers to high
blood pressure that has no identifiable secondary cause (such as kidney disease or tumors). It is
diagnosed when the cause is unknown (idiopathic) .
---
**Question 2**
Which of the following terms describes the body's maintenance of a stable internal environment
despite external changes?
A) Metabolism
B) Homeostasis
,C) Anabolism
D) Hematopoiesis
**Answer:** B) Homeostasis
**Rationale:** Homeostasis is the process by which the body regulates its internal environment
(temperature, pH, fluid balance) to maintain stability. Metabolism refers to chemical processes;
hematopoiesis is blood cell formation .
---
**Question 3**
The prefix "brady-" indicates which of the following?
A) Fast
B) Slow
C) Painful
D) Difficult
**Answer:** B) Slow
**Rationale:** Brady- is a prefix meaning slow (e.g., bradycardia = slow heart rate). Tachy-
means fast, -algia means pain, and dys- means difficult .
---
**Question 4**
A physician diagnoses a patient with "hepatitis." The suffix "-itis" indicates:
A) Tumor
,B) Inflammation
C) Enlargement
D) Rupture
**Answer:** B) Inflammation
**Rationale:** In medical terminology, -itis universally signifies inflammation. Hepat/o means
liver, so hepatitis is inflammation of the liver .
---
**Question 5**
The abbreviation "NPO" on a patient's chart means:
A) Nothing by mouth
B) No pulse oximetry
C) New patient order
D) Non-weight bearing
**Answer:** A) Nothing by mouth
**Rationale:** NPO stands for nil per os (Latin for "nothing by mouth"). This is critical for
surgical prep or specific lab tests .
---
**Question 6**
Which plane divides the body into anterior and posterior portions?
A) Sagittal plane
, B) Transverse plane
C) Frontal (coronal) plane
D) Midsagittal plane
**Answer:** C) Frontal (coronal) plane
**Rationale:** The frontal or coronal plane separates front (anterior) from back (posterior).
Sagittal divides left/right, transverse divides top/bottom .
---
**Question 7**
Which of the following is also a naturally occurring hormone in the brain that is related to sleep?
A) Serotonin
B) Dopamine
C) Melatonin
D) Cortisol
**Answer:** C) Melatonin
**Rationale:** Melatonin is a naturally occurring hormone in the brain that regulates the sleep-
wake cycle .
---
**Question 8**
According to the Joint Commission's "Do Not Use" list, which of the following should never be
abbreviated?
ANswers witH rAtioNAles/grAded A+/2026 updAte/100%
CorreCt /iNstANt dowNloAd
DOMAIN 1: FOUNDATIONAL KNOWLEDGE & BASIC SCIENCE
**Question 1**
A medical assistant is reading a provider's note that states the patient has "essential
hypertension." The term "essential" in this context indicates that the condition is:
A) Life-threatening
B) Acquired in a hospital setting
C) Idiopathic (without known cause)
D) Temporary and self-limiting
**Answer:** C) Idiopathic (without known cause)
**Rationale:** In medical terminology, "essential" or "primary" hypertension refers to high
blood pressure that has no identifiable secondary cause (such as kidney disease or tumors). It is
diagnosed when the cause is unknown (idiopathic) .
---
**Question 2**
Which of the following terms describes the body's maintenance of a stable internal environment
despite external changes?
A) Metabolism
B) Homeostasis
,C) Anabolism
D) Hematopoiesis
**Answer:** B) Homeostasis
**Rationale:** Homeostasis is the process by which the body regulates its internal environment
(temperature, pH, fluid balance) to maintain stability. Metabolism refers to chemical processes;
hematopoiesis is blood cell formation .
---
**Question 3**
The prefix "brady-" indicates which of the following?
A) Fast
B) Slow
C) Painful
D) Difficult
**Answer:** B) Slow
**Rationale:** Brady- is a prefix meaning slow (e.g., bradycardia = slow heart rate). Tachy-
means fast, -algia means pain, and dys- means difficult .
---
**Question 4**
A physician diagnoses a patient with "hepatitis." The suffix "-itis" indicates:
A) Tumor
,B) Inflammation
C) Enlargement
D) Rupture
**Answer:** B) Inflammation
**Rationale:** In medical terminology, -itis universally signifies inflammation. Hepat/o means
liver, so hepatitis is inflammation of the liver .
---
**Question 5**
The abbreviation "NPO" on a patient's chart means:
A) Nothing by mouth
B) No pulse oximetry
C) New patient order
D) Non-weight bearing
**Answer:** A) Nothing by mouth
**Rationale:** NPO stands for nil per os (Latin for "nothing by mouth"). This is critical for
surgical prep or specific lab tests .
---
**Question 6**
Which plane divides the body into anterior and posterior portions?
A) Sagittal plane
, B) Transverse plane
C) Frontal (coronal) plane
D) Midsagittal plane
**Answer:** C) Frontal (coronal) plane
**Rationale:** The frontal or coronal plane separates front (anterior) from back (posterior).
Sagittal divides left/right, transverse divides top/bottom .
---
**Question 7**
Which of the following is also a naturally occurring hormone in the brain that is related to sleep?
A) Serotonin
B) Dopamine
C) Melatonin
D) Cortisol
**Answer:** C) Melatonin
**Rationale:** Melatonin is a naturally occurring hormone in the brain that regulates the sleep-
wake cycle .
---
**Question 8**
According to the Joint Commission's "Do Not Use" list, which of the following should never be
abbreviated?
