Why does inhibition of ADH result in increased serum osmolarity?

Q: What is creatinine, and what might an increase in its concentration in the blood suggest about renal…

A: Kidney is the chief excretory organ in the humans. Nephrons are the structural and functional unit…

Q: What are the mechanisms by which sodium depletion causes an increase in renin secretion?

A: The cells are the primary unit of life. The cells form the tissues which collectively form an organ.…

Q: What are the two major controls of aldosterone secretion, and whatare the hormones major actions?

A: Aldosterone could be a steroid hormone discharged from the ductless gland and has receptors on the…

Q: How does Aldosterone work? Where is it produced? What is its general mechanism of action? What…

A: Aldosterone is a steroid hormone produced by the outer section (specifically the zona glomerulosa)…

Q: Define plasma osmolality and identify two ways in which plasma osmolality is maintained

A: Osmolality is defined as osmoles per kg of water. It measures the body's electrolyte–water balance.…

Q: Why can only some patients with diabetes insipidus be treated effectively with ADH?

A: A patient with untreated diabetes insipidus has hyposecretion of ADH due to damage to person's…

Q: Why should deficits of salt and water eventually be compensated for byingestion of these substances?

A: The nephron is the basic structural and functional unit of the kidney. It consists of the renal…

Q: Contrast the control of calcium and phosphate ion excretion by PTH?

A: Parathyroid gland is located near the thyroid gland which releases parathyroid hormone(PTH) that…

Q: What does anitdiuretic hormone do in relation to sodium and water homeostasis?

A: Antidiuretic hormone is also called as vasopressin, it is a hormone which help the kidney in…

Q: how does electrolyte imbalance relate to hormonal regulation

A: The objective of this question is to understand the relationship between electrolyte imbalance and…

Q: How is calcium so important action of PTH in the kidneys?

A: PTH raises calcium levels by releasing calcium from your bones and increasing the amount of calcium…

Q: How do the peptide hormones oxytocin and vasopressin differ in function?

A: Hormones are chemical messengers that are secreted directly into the blood, which carries them to…

Q: Explain how the body detects changes in the osmolality of plasma and describe the regulatory…

A: Hypothalamus is the part of the brain which is located below the thalamus and above the pituitary…

Q: List two afferent pathways controlling the vasopressin secreting hypothalamic cells?

A: Vasopressin is a peptide hormone known to  be secreted from the posterior pituitary gland in…

Q: A person has a tumor of the adrenal cortex that hypersecretes aldosterone and is not regulated by…

A: Primary hyperaldosteronism, also referred to as Conn's syndrome, is a disease in which the adrenal…

Q: Which hormone stimulates reabsorption and secretion by principal cells, and how does this hormone…

A: Over the cells, there is a receptor present within the collecting duct of the kidney to which…

Q: What causes GHRH to be released from neurosecretory nerve terminals of these actuate neurons?

A: There are various hormones that are released by the body and all the initiating hormone is…

Q: Why does sweating cause both a decrease in extracellular volume andan increase in body fluid…

A: Dehydration is a net loss of water that results in insufficient water in blood and other tissues.…

Q: What is the feedback pathway for aldosterone

A: The feedback pathway for aldosterone : Aldosterone secretion is primarily controlled by two negative…

Q: Why is the proclactin secretion controled , how?

A: Endocrine glands are ductless glands and release hormones directly into the bloodstream. Examples of…

Q: What does aldosterone do in relation to sodium and water homeostasis

A: Aldosterone is a hormone formed from the cholesterol in the adrenal glands. Aldosterone release is…

Q: Describe how the body adjusts the urine volume and concentration when plasma osmolarity is higher…

A: The normal plasma osmolality range is about 275-299 milli-osmoles per kilogram. Plasma osmolarity…

Q: Explain how the kidneys regulate blood volume, and the hormonal regulation of this process.

A: Kidneys are the two bean-shaped organs located on either side of the abdomen. The functions to…

Q: What effect does ANH have on Na+ and water loss in urine?

A: ANH stands for atrial natriuretic hormone. The Atria of the heart secretes this hormone in response…

Q: How does adh regulate kidney function? Please include blood osmolarity, the hypothalamus, adh,…

A: Blood makes the internal cell environment, meaning Milieu Interieur in terms of composition, volume,…

Q: Describe the homeostatic mechanism by which an excess or deficitof potassium controls aldosterone…

A: Homeostasis can be defined as the ability of a cell, tissue or organ system to regulate its constant…

Q: How does ADH affect the amount of water in the body,and how does it accomplish this? How does this…

A: Antidiuretic hormone, also called Vasopressin, is the hormone synthesised by hypothalamus in the…

Q: How does an increase in blood pressure affect the secretionof ADH? How does ADH affect extracellular…

A: The human endocrine system forms a complex network system of glands, and is responsible for…