ATI Endocrine System Questions and
Answers | Latest Version | 2025/2026 |
Correct & Verified
What hormone increases when blood calcium levels are low?
A. Calcitonin
B. Insulin
✔✔C. Parathyroid hormone
D. Aldosterone
A client with hypothyroidism is most likely to experience which symptom?
A. Weight loss
B. Heat intolerance
✔✔C. Fatigue and cold intolerance
D. Increased appetite
Which hormone helps the body respond to stress by increasing blood glucose?
A. Insulin
B. Aldosterone
1
,✔✔C. Cortisol
D. Thyroxine
Which gland produces growth hormone?
A. Thyroid
✔✔B. Anterior pituitary
C. Adrenal medulla
D. Pancreas
What is the primary effect of insulin?
A. Raise blood glucose
✔✔B. Lower blood glucose
C. Increase protein breakdown
D. Stimulate glucagon secretion
Which hormone regulates sodium and potassium balance in the body?
A. Antidiuretic hormone
B. Thyroxine
2
,✔✔C. Aldosterone
D. Cortisol
Which symptom is commonly seen in hyperthyroidism?
A. Weight gain
✔✔B. Tremors and heat intolerance
C. Bradycardia
D. Cold intolerance
What is a classic sign of diabetes insipidus?
A. Fluid retention
✔✔B. Excessive dilute urination
C. Hypoglycemia
D. Hypercalcemia
Which hormone stimulates milk production after childbirth?
A. Oxytocin
✔✔B. Prolactin
3
, C. Estrogen
D. Progesterone
What is a typical symptom of Addison’s disease?
A. Weight gain and hypertension
B. Hyperglycemia
✔✔C. Fatigue and hyperpigmentation
D. Heat intolerance
Which hormone is secreted by the adrenal medulla during fight-or-flight response?
A. Cortisol
✔✔B. Epinephrine
C. Aldosterone
D. Parathyroid hormone
What lab test is most reliable to monitor long-term glucose control in diabetes?
A. Fasting blood glucose
B. Random glucose
4
Answers | Latest Version | 2025/2026 |
Correct & Verified
What hormone increases when blood calcium levels are low?
A. Calcitonin
B. Insulin
✔✔C. Parathyroid hormone
D. Aldosterone
A client with hypothyroidism is most likely to experience which symptom?
A. Weight loss
B. Heat intolerance
✔✔C. Fatigue and cold intolerance
D. Increased appetite
Which hormone helps the body respond to stress by increasing blood glucose?
A. Insulin
B. Aldosterone
1
,✔✔C. Cortisol
D. Thyroxine
Which gland produces growth hormone?
A. Thyroid
✔✔B. Anterior pituitary
C. Adrenal medulla
D. Pancreas
What is the primary effect of insulin?
A. Raise blood glucose
✔✔B. Lower blood glucose
C. Increase protein breakdown
D. Stimulate glucagon secretion
Which hormone regulates sodium and potassium balance in the body?
A. Antidiuretic hormone
B. Thyroxine
2
,✔✔C. Aldosterone
D. Cortisol
Which symptom is commonly seen in hyperthyroidism?
A. Weight gain
✔✔B. Tremors and heat intolerance
C. Bradycardia
D. Cold intolerance
What is a classic sign of diabetes insipidus?
A. Fluid retention
✔✔B. Excessive dilute urination
C. Hypoglycemia
D. Hypercalcemia
Which hormone stimulates milk production after childbirth?
A. Oxytocin
✔✔B. Prolactin
3
, C. Estrogen
D. Progesterone
What is a typical symptom of Addison’s disease?
A. Weight gain and hypertension
B. Hyperglycemia
✔✔C. Fatigue and hyperpigmentation
D. Heat intolerance
Which hormone is secreted by the adrenal medulla during fight-or-flight response?
A. Cortisol
✔✔B. Epinephrine
C. Aldosterone
D. Parathyroid hormone
What lab test is most reliable to monitor long-term glucose control in diabetes?
A. Fasting blood glucose
B. Random glucose
4
