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What recognize a hormone's chemical structure?
A target cell is a cell in the body that recognizes a hormone's chemical structure. It is a cell to which a hormone binds chemically.
A hormone must target cells that have a receptor for it?
Yes, in order for a hormone to exert its effects on a cell, the cell must have specific receptors that can recognize and bind to the hormone. Once the hormone binds to its receptor on the target cell, it triggers a series of cellular responses that lead to the hormone's desired effects.
What is found in or on a hormone's target cell?
Hormone receptor
When the effects of one hormone reinforce the activity of another hormone on the same target cell the interaction is said to be?
When the effects of one hormone reinforce the activity of another hormone on the same target cell, the interaction is said to be synergistic. In a synergistic interaction, the combined effect of the hormones is greater than the sum of their individual effects, enhancing the biological response in the target tissue. This interplay is crucial for regulating various physiological processes in the body.
What cell determine cell activities?
The binding of a hormone to a receptor is the first step. Target cell activation by hormone-receptor interaction depends equally on 3 factors. First the blood levels of the hormone, second ,relative numbers of receptors for that hormone on or in the target cells and the third ,strength of the binding between the hormone cell and the receptors.
What recognizes a hormone's chemical structure in the endocrine system?
Hormone receptors on cell membranes recognize a hormone's chemical structure in the endocrine system. When the hormone binds to the receptor, a cell changes its behavior.
What determines what cell a hormone will effect?
The target receptor proteins of cells will cause them to affected by a specific protein. These cells are also called "target" cells. Hormones flow via the bloodstream throughout the entire body, but they only affect their specific "target" cells.
What happens once a hormone reaches a target organ or cell?
Once a hormone reaches it's target organ or cell, it increases or decreases the action in the organ or cell. This occurs with the metabolism of the hormones and cells.
What recognizes a hormone's chemical structure?
Hormones are recognized by specific receptors on target cells that match their chemical structure. These receptors are typically proteins that bind to the hormone molecule, triggering a response within the cell. The binding of the hormone to its receptor initiates a signaling cascade that leads to the cellular response.
How does a hormone identify its target?
Only target cells have receptors inside cytoplazm (for steroid hormones) or on cell membrane (for protein hormones) that make the hormone active.
What is the situation when one hormone cannot exert its full effects without another hormone being present?
This situation is known as permissiveness, where one hormone needs the presence of another hormone to exert its full effects on a target cell. An example of this is the action of thyroid hormone being dependent on the presence of cortisol for its full effects on metabolism.
Why target cell respond to the hormone while others are uneffected?
Hormones are chemical messengers. In order to have an effect on a cell then it is necessary for the cell to have the correct receptor proteins. The hormone can bind to these receptor proteins and therefore will affect the cell.
