Feedback Mechanism and Hormonal Receptors

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High concentrations of hormones cause a decrease in the number of ______ proteins in target cells.

receptor

Pulsatile secretion of GnRH and LH is needed to prevent ______.

desensitization

Negative feedback mechanism helps to reverse or negate a stimulus by releasing hormones from the ______ and anterior pituitary gland.

hypothalamus

Receptors of steroid hormones are situated in the ______ of target cells.

cytoplasm Signup and view all the answers

Receptors of protein hormones and adrenal medullary hormones are situated in the ______.

cell membrane Signup and view all the answers

Antagonistic hormones like insulin and glucagon work in ______ to regulate blood sugar levels.

synergy Signup and view all the answers

Positive feedback leads to the amplification of a stimulus, increasing hormone release until the process is complete, for example with ______.

oxytocin Signup and view all the answers

Receptors of thyroid hormones are in the ______ of the cell.

nucleus Signup and view all the answers

Thyroxine (T3) and Triiodothyronine (T4) are hormones produced by the ______

Thyroid Signup and view all the answers

Insulin and Glucagon are hormones produced by the ______

Pancreas Signup and view all the answers

Permissive Effect occurs when a hormone enhances the responsiveness of a target organ to a second hormone or increases the activity of the second hormone. E.g. Vit D3 and ______.

PTH Signup and view all the answers

The Anterior Pituitary gland secretes hormones such as Growth Hormone (GH) and Thyroid-stimulating hormone (TSH) to regulate various bodily functions, acting on specific ______.

receptors Signup and view all the answers

Antagonistic Effect occurs when the actions of one hormone antagonize the effects of ______.

another Signup and view all the answers

Synergistic Effect occurs when 2 or more hormones work together to produce a particular result. The effects may be ______ or complementary.

additive Signup and view all the answers

Epinephrine and Norepinephrine are hormones produced by the ______

Adrenal Medulla Signup and view all the answers

Feedback Mechanism and Hormonal Receptors

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Questions and Answers

High concentrations of hormones cause a decrease in the number of ______ proteins in target cells.

Pulsatile secretion of GnRH and LH is needed to prevent ______.

Negative feedback mechanism helps to reverse or negate a stimulus by releasing hormones from the ______ and anterior pituitary gland.

Receptors of steroid hormones are situated in the ______ of target cells.

Receptors of protein hormones and adrenal medullary hormones are situated in the ______.

Antagonistic hormones like insulin and glucagon work in ______ to regulate blood sugar levels.

Positive feedback leads to the amplification of a stimulus, increasing hormone release until the process is complete, for example with ______.

Receptors of thyroid hormones are in the ______ of the cell.

Thyroxine (T3) and Triiodothyronine (T4) are hormones produced by the ______

Insulin and Glucagon are hormones produced by the ______

Permissive Effect occurs when a hormone enhances the responsiveness of a target organ to a second hormone or increases the activity of the second hormone. E.g. Vit D3 and ______.

The Anterior Pituitary gland secretes hormones such as Growth Hormone (GH) and Thyroid-stimulating hormone (TSH) to regulate various bodily functions, acting on specific ______.

Antagonistic Effect occurs when the actions of one hormone antagonize the effects of ______.

Synergistic Effect occurs when 2 or more hormones work together to produce a particular result. The effects may be ______ or complementary.

Epinephrine and Norepinephrine are hormones produced by the ______

The hormone responsible for stimulating water reabsorption by the kidney is ______

Parathyroid hormone (PTH) acts on the ______ to raise blood calcium levels

Melatonin is a hormone produced by the ______

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