HESI A2
HESI A2 Version 1 Anatomy and Physiology Questions
Question 1 of 5
A tissue examined under the microscope exhibits the following characteristics: cells found on the internal surface of the stomach, no extracellular matrix, cells are tall and thin, and no blood vessels are present in the tissue. What type of tissue is this?
Correct Answer: A
Rationale: The correct answer is A: Epithelial. Epithelial tissue is characterized by tightly packed cells that line the surfaces and cavities of organs. The description provided matches the characteristics of epithelial tissue, such as being found on internal surfaces like the stomach lining, having tall and thin cells, lacking an extracellular matrix, and not containing blood vessels. Connective tissue, muscle tissue, and cartilage do not match the described characteristics.
Question 2 of 5
What is the function of aldosterone?
Correct Answer: B
Rationale: Aldosterone is a hormone produced by the adrenal glands that plays a key role in regulating sodium and potassium levels in the body. Its primary function is to conserve sodium by increasing its reabsorption in the kidneys, which helps maintain electrolyte balance and blood pressure. Therefore, the correct answer is B.
Question 3 of 5
A man has a growth on his skin and a small sample needs to be removed and observed under a microscope. Which procedure will be used?
Correct Answer: C
Rationale:
Question 4 of 5
Which anatomical structure houses the terminal bronchioles?
Correct Answer: B
Rationale:
Question 5 of 5
Which process is increased when the sympathetic nervous system is stimulated?
Correct Answer: C
Rationale: