HESI A2 PRACTICE TEST QUESTIONS
WITH CORRECT ANSWERS GRADED
A+ FOR 2026 ASSURED EXCEL!!
1. Which of the following is NOT a function of the digestive tract?
a) to use enzymes to break down food
b) to perform gas exchange
c) to remove waste from the body
d) to use peristalsis to move food along - CORRECT ANSWERS-b) to perform gas
exchange
2. Gas exchange is a function of the respiratory system
3. The body, at all times, attempts to maintain homeostasis. The best definition of
homeostasis is:
a) a process that maintains the stability of the human body's internal environment
in response to changes in internal and external conditions
b) a function via which the body breaks down glucose to use as energy
4. c)a process that maintains the immune system's defenses
5. d) a process in which the body resists change to genetic structure - CORRECT ANSWERS-
a) a process that maintains the stability of the human body's internal environment in
response to changes in internal and external conditions
6. The endocrine system of the body is responsible for:
a) defense through the use of antibodies
b) communication through the use of hormones
c) metabolism through the use of enzymes
d) blood flow through the use of the heart muscle - CORRECT ANSWERS-b)
communication through the use of hormones
7. Anatomical position shows the body in a(n) ________ position.
a) lateral
, b) superior
c) anterior
d) posterior - CORRECT ANSWERS-c) anterior
8. Vitamin K is created in the:
a) liver
b) lungs
c) intestinal tract
d) pancreas - CORRECT ANSWERS-c) intestinal tract
9. The largest organ in the body is the ________.
a) skin
b) GI tract
c) femur
d) stomach - CORRECT ANSWERS-a) skin
10. A medical scientists wants to study the parenchyma of the kidney. This scientist would
correctly be known, most specifically, as a:
a) biologist
b) doctor
c) anatomist
d) histologist - CORRECT ANSWERS-d) histologist
11. Histology is the study of tissues.
12. What is Erythropoiesis?
a) red blood cell formation
b) white blood cell formation
c) the destruction of red blood cells
d) the destruction of white blood cells - CORRECT ANSWERS-a) red blood cell
formation
WITH CORRECT ANSWERS GRADED
A+ FOR 2026 ASSURED EXCEL!!
1. Which of the following is NOT a function of the digestive tract?
a) to use enzymes to break down food
b) to perform gas exchange
c) to remove waste from the body
d) to use peristalsis to move food along - CORRECT ANSWERS-b) to perform gas
exchange
2. Gas exchange is a function of the respiratory system
3. The body, at all times, attempts to maintain homeostasis. The best definition of
homeostasis is:
a) a process that maintains the stability of the human body's internal environment
in response to changes in internal and external conditions
b) a function via which the body breaks down glucose to use as energy
4. c)a process that maintains the immune system's defenses
5. d) a process in which the body resists change to genetic structure - CORRECT ANSWERS-
a) a process that maintains the stability of the human body's internal environment in
response to changes in internal and external conditions
6. The endocrine system of the body is responsible for:
a) defense through the use of antibodies
b) communication through the use of hormones
c) metabolism through the use of enzymes
d) blood flow through the use of the heart muscle - CORRECT ANSWERS-b)
communication through the use of hormones
7. Anatomical position shows the body in a(n) ________ position.
a) lateral
, b) superior
c) anterior
d) posterior - CORRECT ANSWERS-c) anterior
8. Vitamin K is created in the:
a) liver
b) lungs
c) intestinal tract
d) pancreas - CORRECT ANSWERS-c) intestinal tract
9. The largest organ in the body is the ________.
a) skin
b) GI tract
c) femur
d) stomach - CORRECT ANSWERS-a) skin
10. A medical scientists wants to study the parenchyma of the kidney. This scientist would
correctly be known, most specifically, as a:
a) biologist
b) doctor
c) anatomist
d) histologist - CORRECT ANSWERS-d) histologist
11. Histology is the study of tissues.
12. What is Erythropoiesis?
a) red blood cell formation
b) white blood cell formation
c) the destruction of red blood cells
d) the destruction of white blood cells - CORRECT ANSWERS-a) red blood cell
formation
