HESI A2 PRACTICE TEST 2026
QUESTIONS AND ANSWERS
GRADED A+ 100% PASS
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
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
a) a process that maintains the stability of the human body's internal environment
in response to changes in internal and external conditions
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
a) red blood cell formation
Blood cell formation is called Hemopoiesis.
Erythro- red blood cells
In which part of the body is keratin NOT found?
a) hair
b) skin
c) nails
d) teeth
d) teeth
Keratin is a family of fibrous structural proteins. Keratin is the key structural
component of hair, nails, and the outer layer of human skin
A person who has torn their vastus lateralis muscle will need which of the
following?
a) an arm sling
b) a cane or crutches
c) insulin
d) a neck brace
b) a cane or crutches
The vastus lateralis muscle is a voluntary muscle in the legs. It is part of the
quadriceps.
The endocrine system of the body is responsible for:
QUESTIONS AND ANSWERS
GRADED A+ 100% PASS
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
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
a) a process that maintains the stability of the human body's internal environment
in response to changes in internal and external conditions
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
a) red blood cell formation
Blood cell formation is called Hemopoiesis.
Erythro- red blood cells
In which part of the body is keratin NOT found?
a) hair
b) skin
c) nails
d) teeth
d) teeth
Keratin is a family of fibrous structural proteins. Keratin is the key structural
component of hair, nails, and the outer layer of human skin
A person who has torn their vastus lateralis muscle will need which of the
following?
a) an arm sling
b) a cane or crutches
c) insulin
d) a neck brace
b) a cane or crutches
The vastus lateralis muscle is a voluntary muscle in the legs. It is part of the
quadriceps.
The endocrine system of the body is responsible for:
