#1
Which gland is known as the master gland of the endocrine system?
Pituitary gland
ExplanationPituitary gland regulates various other endocrine glands and their hormones.
#2
Which hormone regulates blood sugar levels?
Insulin
ExplanationInsulin lowers blood sugar levels by facilitating glucose uptake into cells.
#3
What is the function of the thyroid gland?
Regulating metabolism
ExplanationThyroid gland produces hormones that regulate metabolism, affecting energy and body temperature.
#4
What is the primary function of the pancreas in the endocrine system?
Producing insulin
ExplanationPancreas releases insulin to regulate glucose levels in the blood.
#5
What is the function of the parathyroid glands?
Regulating calcium levels
ExplanationParathyroid glands control calcium levels in the blood, crucial for nerve and muscle function.
#6
Which gland produces the hormone adrenaline?
Adrenal gland
ExplanationAdrenal glands release adrenaline, triggering the 'fight or flight' response.
#7
What is the primary function of the adrenal glands?
Producing adrenaline
ExplanationAdrenal glands release adrenaline, enhancing the 'fight or flight' response to stress.
#8
Which hormone is responsible for the regulation of calcium levels in the blood?
Parathyroid hormone
ExplanationParathyroid hormone maintains blood calcium levels by promoting calcium release from bones and absorption from the intestines.
#9
Which hormone is responsible for controlling the body's response to stress?
Cortisol
ExplanationCortisol is released in response to stress, influencing metabolism and immune response.
#10
Which hormone is primarily responsible for the development of male secondary sexual characteristics?
Testosterone
ExplanationTestosterone promotes the development of male traits like facial hair and deep voice.
#11
Which hormone is responsible for regulating the sleep-wake cycle?
Melatonin
ExplanationMelatonin, produced by the pineal gland, helps regulate the circadian rhythm and induce sleep.
#12
Which hormone is responsible for stimulating milk production in breastfeeding mothers?
Prolactin
ExplanationProlactin stimulates milk production in mammary glands during breastfeeding.
#13
Which gland produces melatonin?
Pineal gland
ExplanationThe pineal gland secretes melatonin, regulating the sleep-wake cycle.
#14
Which gland produces the hormone oxytocin?
Pituitary gland
ExplanationOxytocin, produced by the pituitary gland, plays a role in social bonding and childbirth.
#15
Which gland produces the hormone somatostatin?
Pancreas
ExplanationPancreas produces somatostatin, inhibiting the release of growth hormone and insulin.
#16
Which hormone is involved in regulating blood calcium levels by promoting calcium deposition in bones?
Calcitonin
ExplanationCalcitonin, produced by the thyroid gland, lowers blood calcium levels by promoting calcium storage in bones.