Hormonal Regulation of Homeostasis
Biology ⇒ Biological Systems and Homeostasis
Hormonal Regulation of Homeostasis starts at 10 and continues till grade 12.
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See sample questions for grade 12
A patient has high blood sugar levels. Which hormone is likely to be deficient?
A person is experiencing frequent urination and excessive thirst. Which hormone is likely not functioning properly?
Describe how the body responds hormonally to a drop in blood pressure.
Describe the effect of aldosterone on electrolyte balance.
Describe the effect of parathyroid hormone on bone, kidneys, and intestines.
A patient has high blood sugar levels. Which hormone is likely to be deficient?
A person is experiencing frequent urination and excessive thirst. Which hormone is likely not functioning properly?
A person with an underactive thyroid gland may experience which of the following symptoms? (1) Weight loss (2) Increased heart rate (3) Fatigue (4) Excessive sweating
A person with an underactive thyroid gland may experience which of the following symptoms? (1) Weight loss (2) Increased heart rate (3) Fatigue (4) Excessive sweating
Which gland is primarily responsible for regulating blood glucose levels through the secretion of insulin and glucagon? (1) Thyroid gland (2) Pancreas (3) Adrenal gland (4) Pituitary gland
Which hormone increases the metabolic rate of cells throughout the body? (1) Insulin (2) Thyroxine (3) Glucagon (4) Cortisol
Which hormone is released in response to dehydration and acts on the kidneys to conserve water? (1) Oxytocin (2) ADH (3) Insulin (4) Glucagon
Aldosterone is secreted by the ________ cortex.
Insulin is secreted by the ________ cells of the pancreas.
The hormone ________ is released by the adrenal medulla in response to stress and increases heart rate and blood pressure.
The hormone ________ is secreted by the adrenal cortex and helps regulate glucose metabolism.
True or False: Cortisol is released from the adrenal medulla.
True or False: Glucagon increases blood glucose levels by promoting the breakdown of glycogen in the liver.
True or False: Negative feedback mechanisms are more common than positive feedback mechanisms in hormonal regulation of homeostasis.
True or False: The hypothalamus acts as a link between the nervous system and the endocrine system.
