Elsevier HESI A2 Practice Questions
and Rationalized Answers 2025
In which of the following locations would the urinary bladder and internal reproductive
organs be found?
1. Thoracic cavity
2.
Mediastinum
3.
Abdominal cavity
4.
Pelvic cavity - answers4.
Pelvic cavity
Which tissue serves as the framework of the body by providing support and structure for
the organs?
1.
Epithelial
2.
Connective
3.
Nervous
4.
Muscle - answers2.
Connective
What are the glands of skin that produce a thin, watery secretion?
1.
Sebaceous glands
2.
Eccrine glands
3.
Apocrine glands
,4.
Endocrine glands - answers2.
Eccrine glands
You have been given a sample of tissue that has open spaces partially filled by an
assemblage of needle-like structures. What is the tissue?
1.
Spongy bone
2.
Compact bone
3.
Cartilage
4.
Adipose tissue - answers1.
Spongy bone
Which mineral is responsible for regulating fluid in the body?
1.
Chloride
2.
Sodium
3.
Calcium
4.
Magnesium - answers2.
Sodium
All actions of the nervous system depend on the transmission of nerve impulses over
which of the following?
1.
Neuroglia
2.
Efferent pathways
,3.
Afferent pathways
4.
Neurons - answers4.
Neurons
Which leukocytes are correctly matched with their function or description? (Select all
that apply.)
1.
Monocytes—become macrophages
2.
Basophils—the most common type of WBC
3.
Lymphocytes—important in immune response
4.
Neutrophils—phagocytize microorganisms - answers1, 3, and 4
Which of the following is the blood vessel where exchanges take place between blood
and the cells of the body?
1.
Artery
2.
Vein
3.
Capillary
4.
Arteriole - answers3.
Capillary
In order for inhalation to occur, what must happen?
1.
Contraction of the diaphragm, which decreases the volume of the chest cavity and
draws air into the lungs
, 2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the
lungs
3.
Recoil of the lungs as the respiratory muscles contract and the thorax decreases in size
4.
Recoil of the lungs as the respiratory muscles relax and the thorax decreases in size -
answers2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the
lungs
Which are the functional units of the kidney?
1.
Ureters
2.
Glomeruli
3.
Nephrons
4.
Renal capsules - answers3.
Nephrons
What separates the thoracic cavity from the abdominal cavity?
1.
Diaphragm
2.
Mediastinum
3.
Liver
4.
Lungs - answers1.
Diaphragm
What is the basic unit of life and the building block of tissues and organs?
and Rationalized Answers 2025
In which of the following locations would the urinary bladder and internal reproductive
organs be found?
1. Thoracic cavity
2.
Mediastinum
3.
Abdominal cavity
4.
Pelvic cavity - answers4.
Pelvic cavity
Which tissue serves as the framework of the body by providing support and structure for
the organs?
1.
Epithelial
2.
Connective
3.
Nervous
4.
Muscle - answers2.
Connective
What are the glands of skin that produce a thin, watery secretion?
1.
Sebaceous glands
2.
Eccrine glands
3.
Apocrine glands
,4.
Endocrine glands - answers2.
Eccrine glands
You have been given a sample of tissue that has open spaces partially filled by an
assemblage of needle-like structures. What is the tissue?
1.
Spongy bone
2.
Compact bone
3.
Cartilage
4.
Adipose tissue - answers1.
Spongy bone
Which mineral is responsible for regulating fluid in the body?
1.
Chloride
2.
Sodium
3.
Calcium
4.
Magnesium - answers2.
Sodium
All actions of the nervous system depend on the transmission of nerve impulses over
which of the following?
1.
Neuroglia
2.
Efferent pathways
,3.
Afferent pathways
4.
Neurons - answers4.
Neurons
Which leukocytes are correctly matched with their function or description? (Select all
that apply.)
1.
Monocytes—become macrophages
2.
Basophils—the most common type of WBC
3.
Lymphocytes—important in immune response
4.
Neutrophils—phagocytize microorganisms - answers1, 3, and 4
Which of the following is the blood vessel where exchanges take place between blood
and the cells of the body?
1.
Artery
2.
Vein
3.
Capillary
4.
Arteriole - answers3.
Capillary
In order for inhalation to occur, what must happen?
1.
Contraction of the diaphragm, which decreases the volume of the chest cavity and
draws air into the lungs
, 2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the
lungs
3.
Recoil of the lungs as the respiratory muscles contract and the thorax decreases in size
4.
Recoil of the lungs as the respiratory muscles relax and the thorax decreases in size -
answers2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the
lungs
Which are the functional units of the kidney?
1.
Ureters
2.
Glomeruli
3.
Nephrons
4.
Renal capsules - answers3.
Nephrons
What separates the thoracic cavity from the abdominal cavity?
1.
Diaphragm
2.
Mediastinum
3.
Liver
4.
Lungs - answers1.
Diaphragm
What is the basic unit of life and the building block of tissues and organs?
