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Which of the choices below exerts primary control over sodium levels in the body?
The kidney exerts primary control over sodium levels in the body by regulating the reabsorption and excretion of sodium ions in the urine. Hormones such as aldosterone also play a key role in controlling sodium levels by influencing the reabsorption of sodium in the kidney.
How do hormones establish selectivity?
Hormones are ligands that bond to cells and carry a specific receptor. The ligand bonds its receptor to form a complex that acquires a purpose. The ligand triggers a change in the receptor, which activates a potential biological function. Cells that do not exhibit the receptor never receive the signal.
What statement best explains why fluid is deflected?
Fluid is deflected due to the principle of conservation of momentum, as described by Newton's third law of motion. When fluid (or air) flows past an object, the object exerts a force on the fluid, and in return, the fluid exerts an equal and opposite force on the object, causing it to be deflected. This deflection is a result of the interaction between the fluid and the object.
Does a low pH exert a negative feedback action on the production of cholecystokinin or on the production of gastrin?
Some pituitary hormones have a negative
What is the pull that all matter exerts on other matter?
Gravity
Which of the following hormones exerts its effect primarily upon reproductive organs?
Prolactin releasing factor
What hormones exerts its effect primarily upon the reproductive organs?
prolactin releasing factor and testosterone/estrogen depending if it is male or female
What hormone exerts it's effect on the reproductive organs?
Prolactin releasing factor
What group of hormones exerts metabolic and cardiovascular effects during exercise?
thyroid hormones
Does endocrine glands produce hormones which act on other glands?
No. G-cells in the pyloric region of the stomach release Gastrin, which is a hormone to regulate stomach activity. Beta cells of Pancreatic Islets release Insulin, which is a hormone to regulate blood sugar. The stomach and pancreas are primarily digestive organs and both release hormones.
Is the Growth hormone always exerts its influence by targeting other endocrine glands to produce hormones?
No, growth hormone can also act directly on target tissues to promote growth and development. It stimulates the production of insulin-like growth factor 1 (IGF-1) in the liver, which then exerts many of the growth-promoting effects attributed to growth hormone.
What does weight rely on?
Mass and gravity. F = ma. Weight is a measurement of the force a mass exerts downwards due to the effect of gravity.
Which celestial body has a greater effect on tidal forces on earth?
The moon has a greater effect on tidal forces on Earth compared to the sun. This is because the moon is closer to Earth and exerts a stronger gravitational pull, causing the tides to be primarily influenced by the moon's position.
What is a Glycoside?
It is an herbal carbohydrate that exerts powerful effect on hormone-producing tissues. The glycoside breaks down into a sugar and a non-sugar component
Which of the choices below exerts primary control over sodium levels in the body?
The kidney exerts primary control over sodium levels in the body by regulating the reabsorption and excretion of sodium ions in the urine. Hormones such as aldosterone also play a key role in controlling sodium levels by influencing the reabsorption of sodium in the kidney.
What is the mode of action for estrogen?
Estrogen primarily exerts its effects by binding to estrogen receptors (ERs), which are nuclear hormone receptors located in various tissues throughout the body. This binding initiates a cascade of genomic and non-genomic actions that regulate gene expression, influencing processes such as growth, development, and reproductive functions. Estrogen also modulates various signaling pathways, impacting cellular processes like proliferation and apoptosis. Overall, its mode of action is crucial for maintaining reproductive health and other physiological functions.
When you sit in a chair it exerts what against you?
It exerts normal force to you.
