Welcome to the Hormones MDCAT MCQs with Answers. In this post, we have shared Hormones Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Biology offers a chance to enhance your knowledge regarding Hormones MCQs in this MDCAT Online Test.
Which of the following hormones is produced by the thyroid gland?
a) Insulin
b) Thyroxine
c) Cortisol
d) Adrenaline
The hormone responsible for lowering blood glucose levels is:
a) Glucagon
b) Insulin
c) Adrenaline
d) Thyroxine
Which hormone stimulates the release of milk from the mammary glands?
a) Oxytocin
b) Prolactin
c) Estrogen
d) Progesterone
Which gland secretes adrenaline and noradrenaline?
a) Thyroid gland
b) Pituitary gland
c) Adrenal gland
d) Pineal gland
The hormone melatonin is primarily involved in:
a) Stress response
b) Sleep-wake cycle
c) Blood glucose regulation
d) Immune response
Which hormone is secreted by the pancreas to increase blood glucose levels?
a) Insulin
b) Glucagon
c) Cortisol
d) Thyroxine
Which hormone is released from the posterior pituitary gland?
a) Growth hormone
b) Oxytocin
c) Adrenocorticotropic hormone (ACTH)
d) Thyroid-stimulating hormone (TSH)
Which hormone is involved in regulating the body’s metabolism?
a) Thyroxine
b) Melatonin
c) Insulin
d) Prolactin
Which hormone is produced by the adrenal cortex?
a) Adrenaline
b) Cortisol
c) Insulin
d) Estrogen
The hormone responsible for the “fight or flight” response is:
a) Thyroxine
b) Insulin
c) Adrenaline
d) Melatonin
Which hormone regulates calcium levels in the blood?
a) Insulin
b) Parathyroid hormone (PTH)
c) Cortisol
d) Estrogen
Which hormone is produced by the ovaries?
a) Testosterone
b) Estrogen
c) Cortisol
d) Insulin
The hormone that helps regulate the body’s sleep cycle is:
a) Thyroxine
b) Melatonin
c) Cortisol
d) Adrenaline
Which hormone is produced by the testes?
a) Estrogen
b) Testosterone
c) Insulin
d) Progesterone
The hormone that stimulates red blood cell production is:
a) Erythropoietin
b) Insulin
c) Cortisol
d) Adrenaline
Which hormone helps to regulate blood pressure by affecting sodium and potassium levels?
a) Cortisol
b) Aldosterone
c) Adrenaline
d) Insulin
The primary function of cortisol is to:
a) Regulate metabolism
b) Stimulate growth
c) Control stress response
d) Regulate sleep-wake cycles
Which hormone is responsible for stimulating the release of thyroid hormones?
a) Adrenocorticotropic hormone (ACTH)
b) Follicle-stimulating hormone (FSH)
c) Thyroid-stimulating hormone (TSH)
d) Luteinizing hormone (LH)
The hormone that plays a role in regulating blood glucose levels is:
a) Insulin
b) Melatonin
c) Progesterone
d) Testosterone
Which hormone is responsible for stimulating uterine contractions during childbirth?
a) Estrogen
b) Oxytocin
c) Progesterone
d) Prolactin
The hormone that increases blood glucose levels during stress is:
a) Insulin
b) Cortisol
c) Thyroxine
d) Melatonin
Which gland secretes hormones involved in the regulation of calcium levels?
a) Pituitary gland
b) Thyroid gland
c) Adrenal gland
d) Pancreas
The hormone that promotes the development of secondary sexual characteristics in females is:
a) Testosterone
b) Estrogen
c) Cortisol
d) Thyroxine
Which hormone is involved in the regulation of fluid balance and blood pressure?
a) Adrenaline
b) Aldosterone
c) Insulin
d) Thyroxine
Which of the following hormones is involved in regulating the menstrual cycle?
a) Progesterone
b) Insulin
c) Cortisol
d) Melatonin
The hormone that aids in the development and maintenance of male secondary sexual characteristics is:
a) Estrogen
b) Testosterone
c) Progesterone
d) Cortisol
Which hormone is involved in regulating the body’s circadian rhythms?
a) Cortisol
b) Melatonin
c) Thyroxine
d) Insulin
Which of the following hormones is produced by the anterior pituitary gland?
a) Oxytocin
b) Vasopressin
c) Growth hormone
d) Melatonin
Which hormone is responsible for stimulating the release of eggs from the ovaries?
a) Luteinizing hormone (LH)
b) Adrenocorticotropic hormone (ACTH)
c) Growth hormone
d) Thyroid-stimulating hormone (TSH)
The primary function of aldosterone is to:
a) Regulate blood glucose levels
b) Increase blood pressure
c) Regulate sodium and potassium levels
d) Stimulate red blood cell production
Which hormone is involved in the regulation of basal metabolic rate?
a) Thyroxine
b) Insulin
c) Progesterone
d) Melatonin
The hormone involved in the control of blood sugar levels by decreasing glucose levels is:
a) Glucagon
b) Insulin
c) Cortisol
d) Adrenaline
Which hormone is primarily responsible for stimulating growth in children?
a) Thyroxine
b) Insulin
c) Growth hormone
d) Cortisol
The hormone that stimulates milk ejection during breastfeeding is:
a) Prolactin
b) Estrogen
c) Oxytocin
d) Progesterone
Which hormone helps to regulate the body’s response to stress?
a) Cortisol
b) Thyroxine
c) Insulin
d) Aldosterone
The hormone responsible for regulating the growth and development of the body is:
a) Thyroxine
b) Growth hormone
c) Insulin
d) Melatonin
Which hormone is secreted by the adrenal medulla?
a) Cortisol
b) Adrenaline
c) Aldosterone
d) Thyroxine
The hormone involved in controlling blood calcium levels is:
a) Calcitonin
b) Insulin
c) Adrenaline
d) Melatonin
Which hormone is primarily produced by the pituitary gland?
a) Adrenaline
b) Cortisol
c) Growth hormone
d) Thyroxine
The primary function of the hormone erythropoietin is to:
a) Regulate blood glucose levels
b) Stimulate red blood cell production
c) Control stress response
d) Regulate fluid balance
Which hormone helps in maintaining the body’s circadian rhythm?
a) Melatonin
b) Thyroxine
c) Insulin
d) Cortisol
The hormone that increases blood glucose levels is:
a) Insulin
b) Glucagon
c) Melatonin
d) Progesterone
Which hormone is responsible for stimulating uterine contractions during labor?
a) Progesterone
b) Oxytocin
c) Estrogen
d) Thyroxine
The primary role of progesterone is to:
a) Regulate blood glucose levels
b) Promote ovulation
c) Prepare the uterus for pregnancy
d) Stimulate milk production
Which hormone is secreted by the thyroid gland to lower blood calcium levels?
a) Calcitonin
b) Parathyroid hormone (PTH)
c) Cortisol
d) Aldosterone
The hormone involved in controlling blood pressure by regulating fluid balance is:
a) Cortisol
b) Insulin
c) Aldosterone
d) Thyroxine
Which of the following hormones is released in response to stress?
a) Cortisol
b) Melatonin
c) Insulin
d) Prolactin
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