HESI A2 Practice Test Questions [2026] UPDATED
ACTUAL Exam Questions and Answers | 100%
Verified | Detailed Solutions | A+
• 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
c)a process that maintains the immune system's defenses
d) a process in which the body resists change to genetic structure . CORRECT
ANSWER: a) a process that maintains the stability of the human body's internal
environment in response to changes in internal and external conditions
• 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 ANSWER: b)
communication through the use of hormones
• Anatomical position shows the body in a(n) ________ position.
a) lateral
b) superior
c) anterior
d) posterior . CORRECT ANSWER: c) anterior
• Vitamin K is created in the:
, a) liver
b) lungs
c) intestinal tract
d) pancreas . CORRECT ANSWER: c) intestinal tract
• The largest organ in the body is the ________.
a) skin
b) GI tract
c) femur
d) stomach . CORRECT ANSWER: a) skin
• 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 ANSWER: d) histologist
Histology is the study of tissues.
• 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 ANSWER: a) red blood cell
formation
ACTUAL Exam Questions and Answers | 100%
Verified | Detailed Solutions | A+
• 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
c)a process that maintains the immune system's defenses
d) a process in which the body resists change to genetic structure . CORRECT
ANSWER: a) a process that maintains the stability of the human body's internal
environment in response to changes in internal and external conditions
• 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 ANSWER: b)
communication through the use of hormones
• Anatomical position shows the body in a(n) ________ position.
a) lateral
b) superior
c) anterior
d) posterior . CORRECT ANSWER: c) anterior
• Vitamin K is created in the:
, a) liver
b) lungs
c) intestinal tract
d) pancreas . CORRECT ANSWER: c) intestinal tract
• The largest organ in the body is the ________.
a) skin
b) GI tract
c) femur
d) stomach . CORRECT ANSWER: a) skin
• 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 ANSWER: d) histologist
Histology is the study of tissues.
• 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 ANSWER: a) red blood cell
formation
