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Grand Canyon University
BIO 201 HESI A2 Practice test questions
Questions and Answers 2026 Latest Update
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 Ans: b) to perform gas exchange
Gas exchange is a function of the respiratory system
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 Ans: 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
© 2026 All rights reserved
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d) blood flow through the use of the heart muscle Ans: b) communication
through the use of hormones
Anatomical position shows the body in a(n) ________ position.
a) lateral
b) superior
c) anterior
d) posterior Ans: c) anterior
Vitamin K is created in the:
a) liver
b) lungs
c) intestinal tract
d) pancreas Ans: c) intestinal tract
The largest organ in the body is the ________.
a) skin
b) GI tract
c) femur
d) stomach Ans: 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 Ans: d) histologist
Histology is the study of tissues.
© 2026 All rights reserved
Grand Canyon University
BIO 201 HESI A2 Practice test questions
Questions and Answers 2026 Latest Update
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 Ans: b) to perform gas exchange
Gas exchange is a function of the respiratory system
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 Ans: 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
© 2026 All rights reserved
, 2 | Page
d) blood flow through the use of the heart muscle Ans: b) communication
through the use of hormones
Anatomical position shows the body in a(n) ________ position.
a) lateral
b) superior
c) anterior
d) posterior Ans: c) anterior
Vitamin K is created in the:
a) liver
b) lungs
c) intestinal tract
d) pancreas Ans: c) intestinal tract
The largest organ in the body is the ________.
a) skin
b) GI tract
c) femur
d) stomach Ans: 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 Ans: d) histologist
Histology is the study of tissues.
© 2026 All rights reserved
