B14 Flashcards
What is the primary function of hormones in the body?
To act as chemical messengers that regulate various physiological processes.
True or False: Hormones are produced by glands in the endocrine system.
True
Fill in the blank: The _______ gland is often referred to as the ‘master gland’ because it regulates other endocrine glands.
pituitary
What hormone is primarily responsible for regulating blood glucose levels?
Insulin
Multiple Choice: Which of the following is NOT an endocrine gland? A) Thyroid B) Pancreas C) Skin D) Adrenal
C) Skin
What hormone is released in response to stress?
Cortisol
True or False: Hormones can only have effects on the organ that produces them.
False
What is the role of adrenaline in the body?
To prepare the body for ‘fight or flight’ response.
Fill in the blank: The _______ hormone stimulates growth and cell reproduction.
growth
What is the main function of the thyroid hormone?
To regulate metabolism.
Multiple Choice: Which gland produces adrenaline? A) Thyroid B) Adrenal C) Pituitary D) Pancreas
B) Adrenal
What hormone is responsible for the regulation of the menstrual cycle?
Estrogen
True or False: Hormones are released into the bloodstream.
True
Fill in the blank: The _______ regulates the body’s circadian rhythms through the secretion of melatonin.
pineal gland
What is the primary effect of glucagon in the body?
To increase blood glucose levels.
Multiple Choice: Which hormone is associated with the fight or flight response? A) Insulin B) Adrenaline C) Estrogen D) Testosterone
B) Adrenaline
What is the function of the hormone oxytocin?
To stimulate uterine contractions during childbirth and milk ejection during breastfeeding.
True or False: Hormonal responses are typically slower than nervous responses.
True
Fill in the blank: The _______ produces insulin.
pancreas
What is the role of the hypothalamus in hormonal coordination?
To link the nervous system to the endocrine system and regulate the pituitary gland.
Multiple Choice: Which hormone is released by the pancreas? A) Adrenaline B) Insulin C) Cortisol D) Thyroxine
B) Insulin
What is the effect of parathyroid hormone?
To increase blood calcium levels.
True or False: Testosterone is primarily produced in the ovaries.
False
Fill in the blank: The _______ is responsible for regulating water balance in the body through the secretion of ADH.
posterior pituitary
What is the primary function of progesterone?
To prepare the uterus for pregnancy.
Multiple Choice: Which hormone is involved in the stress response? A) Insulin B) Glucagon C) Cortisol D) Estrogen
C) Cortisol
What type of feedback mechanism is commonly involved in hormonal regulation?
Negative feedback
