HESI A2 Practice Test 2025 Questions
and Answers
Which structure in the brain is responsible for arousal and maintenance of consciousness?
A. The Midbrain
B.The Reticular Activating System
C. The Diencephalon
D. The Limbic System - ANSWER✔✔-B. The Reticular Activating system
The triceps reflex - ANSWER✔✔-forces contraction of the triceps and extension of the arm
Which cranial nerve is responsible for hearing and balance?
A. CN III
B. CN V
C. CN VII
D. CN XII - ANSWER✔✔-C. CN VIII
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 1
, Which gland is responsible for the regulation of calcium levels?
A. Parathyroid
B. Pituitary
C. Adrenal
D. Pancreas - ANSWER✔✔-A. Parathyroid
Which hormone is predominantly produced during the luteal phase of the menstrual cycle? -
ANSWER✔✔-Progesterone
The pancreas secretes what hormone in response to low blood glucose levels?
A. Insulin
B. Glucagon
C. Somatostatin
D. Amylase - ANSWER✔✔-B. Glucagon
Which layer of the heart contains striated muscle fibers for contraction of the heart?
A. Pericardium
B. Epicardium
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2
and Answers
Which structure in the brain is responsible for arousal and maintenance of consciousness?
A. The Midbrain
B.The Reticular Activating System
C. The Diencephalon
D. The Limbic System - ANSWER✔✔-B. The Reticular Activating system
The triceps reflex - ANSWER✔✔-forces contraction of the triceps and extension of the arm
Which cranial nerve is responsible for hearing and balance?
A. CN III
B. CN V
C. CN VII
D. CN XII - ANSWER✔✔-C. CN VIII
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 1
, Which gland is responsible for the regulation of calcium levels?
A. Parathyroid
B. Pituitary
C. Adrenal
D. Pancreas - ANSWER✔✔-A. Parathyroid
Which hormone is predominantly produced during the luteal phase of the menstrual cycle? -
ANSWER✔✔-Progesterone
The pancreas secretes what hormone in response to low blood glucose levels?
A. Insulin
B. Glucagon
C. Somatostatin
D. Amylase - ANSWER✔✔-B. Glucagon
Which layer of the heart contains striated muscle fibers for contraction of the heart?
A. Pericardium
B. Epicardium
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2