How do melatonin levels change throughout the day?

Q: What is the principal determinant for the release of aldosterone from theadrenal cortex?

A: The outer and largest part of the adrenal gland is the adrenal cortex which is responsible for the…

Q: Which are the chemicals that released while adrenal medulla stimulate ?

A: Adrenal glands are a pair of endocrine glands, located above the kidney. These secrete a variety of…

Q: What general effects do hormones secreted by the adrenalmedulla produce?

A: Step 1 The adrenal medulla is the inner, reddish-brown structure of the adrenal gland which develops…

Q: Why are cold intolerance and bradycardia common withhypothyroidism?

A: Two common conditions that arise because of abnormal thyroid hormone secretion : 1.Hyperthyroidism…

Q: Why is GH important in the body?

A: The main role of growth hormone-releasing hormone is to stimulate the pituitary gland to produce and…

Q: aldosterone and antidiuretic hormone similar? How are they different?

A: Hormone Hormone is a chemical substance, released into the blood stream by an endocrine gland to…

Q: If you travel across several time zones to the east and want to use melatonin to help reset your…

A: The hormone that induces sleep is secreted by the pineal gland is known as Melatonin. In order to…

Q: How is the secretion of ADH controlled?

A: Antidiuretic hormone (ADH) is otherwise known as vasopressin. It is a hormone secreted by the…

Q: How does the hypothalamus regulate the secretion of GH from the pituitary gland?

A: Hormones are chemical messengers that are produced by endocrine glands of the body and are…

Q: Where are two adrenal glands located?

A: The adrenal gland is an endocrine gland that is involved in the metabolism, electrolyte…

Q: What is Diabetes Mellitus?How and why does it occur?

A: Diabetes takes place while the body frame isn't always capable of absorb sugar (glucose) into its…

Q: What is the adrenal medulla? What is its role?

A: Adrenal glands, otherwise called suprarenal glands, are little, triangula-shaped molded glands…

Q: What are the hormonessecreted by the adrenalcortex? What are theirrespective functions?

A: The adrenal cortex is the outermost most layer present on the adrenal gland that is located on the…

Q: what factors affect melatonin?

A: Melatonin is a hormone secreted by the pineal gland at night into the circulation and third…

Q: How does thyroid hormone affect BMR?

A: BMR (Basal metabolic rate) is the rate of energy expenditure when the body is resting. Thyroid…

Q: What are the bad effects associated with HRT?

A: HRT is the hormone replacement therapy that allows the balance of the level of hormone, progesterone…

Q: What causes fluctuations in cortisol secretion?

A: Cortisol is a steroid hormone that is secreted by the adrenal glands. It is also called the stress…

Q: What is hyperthyroidism?

A: The thyroid gland is composed of follicles and stromal tissues these particles are held together by…

Q: Does hyperparathyroidism always shows calcium in the urine?

A: Hyperparathyroidism: It is a condition in which the parathyroid glands in the bloodstream create too…

Q: What metabolic signals affect GH?

A: The Growth hormone (GH or Smatostatin) is a protein hormone that is secreted by the anterior…

Q: What does the adrenal cortex release?

A: The endocrine system is one of the organ systems of the body, and its primary function is to control…

Q: . What are the major hormones produced by the adrenal cortex? Byhe testes? By the ovaries?

A: Hormones are the chemical messengers that are produced by ductless glands. These are transported to…

Q: How is ADH secretion stimulated?

A: Antidiuretic hormone (ADH) is released by the hypothalamus and then by the pituitary gland. It is a…

Q: What are the effects of GHRH and GHIH and where do they come from?

A: The growth hormone stimulates the manufacturing of insulin-like growth components within the liver…

Q: Describe the functions of thymosin, melatonin, leptin, andprostaglandins.

A: Hormones are chemicals that influence  the way of an organism by affecting their function. It is…

Q: What is the most cost efficient and effective way in preventing diabetes mellitus?

A: Diabetes mellitus (DM), sometimes known as simply diabetes, is a set of metabolic diseases defined…

Q: What is melatonin?

A: Introduction: Hormones might be viewed as the substance couriers associated with the transmission of…

Q: How is hormone production affected by damage to thepituitary gland? To the adrenal cortex?

A: The pituitary is a small gland that is present at the base of the brain, inferior to the…

Q: What are causes of primary and secondary or tertiary adrenal insufficiency? Which symptoms are…

A: Adrenal gland is composed of 3 zones:-  1) zona glomerulosa :- which secretes aldosterone. 2) zona…

Q: How is melatonin synthesis controlled

A: Melatonin is a hormone that your brain produces in dimness. It assists with the cardiac rhythms.…

Q: What is the name of the gland which secrete melatonin?a) Pituitary glandb) Pineal glandc) Thyroid…

A: A gland is a kind of organ in the body that is responsible for the production of substances that…

Q: Why does a lack of dietary iodine lead to TSH hypersecretion? Why does the thyroid gland enlarge in…

A: The thyroid glands play a main role in the endocrine system to regulate the metabolism of our body.…

Q: How are the blood concentrations of aldosterone and cortisol regulated?

A: Aldosterone is a hormone that assists in regulating the concentration of electrolytes in the body.…

Q: What are adrenal cortical steroids ?

A: The hormone is a regulatory substance that is produced in an organism and directly poured into the…

Q: What cells secrete melatonin?a. melanocytesb. pinealocytesc. suprachiasmatic nucleus cellsd. retinal…

A: Cells are the basic structural and functional unit of all the living organisms. They involve various…

Q: What are the symptoms of low cortisol?

A: Cortisol is also known as Hydrocortisone. This is a steroid hormone that is produced by the middle…

Q: What are the hormonessecreted by the thyroid gland?What are their functions?

A: Thyroid gland comes under the category of endocrine glands. Endocrine glands are ductless glands…

Q: Describe what is the adrenal medulla?

A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…

Q: what are some lifestyle changes that put someone at greater risk of diabetes mellitus?

A: Diabetes mellitus is a condition that is characterized by high blood glucose.

Q: What are some signs andsymptoms found in patientswith hyperthyroidism?

A: HYPERTHYROIDISM-  It is associated with the thyroid gland, located in the front region of the neck.…

Q: Where are the adrenalglands located? How many arethey and what are theirportions?

A: Glands are special organs present throughout the body that secrete chemical substances . They are…

Q: What are postrenal abnormalities?

A: A kidney is a bean-shaped organ located on either side of the abdomen and it belongs to the urinary…

Q: What is the hormone melatonin?

A: Introduction: The body's chemical messengers are called hormones. They move to tissues or organs…

Q: What happens if hyperparathyroidism is left untreated?

A: Introduction: The chemical couriers that are emitted straightforwardly into the blood, which conveys…

Q: When are cortisol levels normally drawn? Explain the normal diurnal variation of cortisol levels

A: Cortisol is a steroid hormone that governs several critical functions in the body, including…

Q: What is Stimulation of thyroid hormone?

A: The chemical substances that act like messenger molecules in the body is known as the hormones.…

Sleep Physiology

Sleep is a condition of reduced muscle movement in the body. Awareness about the surroundings is reduced at the time of sleep. The body stays mildly responsive or non-responsive to external stimuli. The sleep-wake cycle is controlled by the circadian rhythm that produces a resting phase for the body.