HESI A2 Practice test

HESI A2 Practice test questions Which of the following is NOT a function of the digestive tract?

• to use enzymes to break down food
• to perform gas exchange
• to remove waste from the body
• 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 process that maintains the stability of the human body's internal

environment in response to changes in internal and external conditions

• a function via which the body breaks down glucose to use as energy

c)a process that maintains the immune system's defenses

• 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 1 / 2

The endocrine system of the body is responsible for:

• defense through the use of antibodies
• communication through the use of hormones
• metabolism through the use of enzymes
• blood flow through the use of the heart muscle - -b)

communication through the use of hormones Anatomical position shows the body in a(n) ________ position.

• lateral
• superior
• anterior
• posterior - -c) anterior

Vitamin K is created in the:

• liver
• lungs
• intestinal tract
• pancreas - -c) intestinal tract

The largest organ in the body is the ________.

• skin

b) GI tract

• femur
• stomach - -a) skin
• / 2