If a disease of the blood vessels caused the endothelial cells of the vessel to die, what effect would that have on the cellular activities associated with vasodilation?

Cell Signalling and Transduction
If a disease of the blood vessels caused the endothelial cells of the vessel to die, what effect would that have on the cellular activities associated with vasodilation?

All of these

Smooth muscle cells could not be made to relax

Nitric oxide would no longer be produced

It would be more difficult to increase blood flow and reduce blood pressure

All of these

Smooth muscle cells could not be made to relax

Nitric oxide would no longer be produced

It would be more difficult to increase blood flow and reduce blood pressure

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Cell Signalling and Transduction
The major second messengers are

DAG

cAMP

cGMP

All of these

DAG

cAMP

cGMP

All of these

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Cell Signalling and Transduction
What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located?

Insulin; beta cells of the pancreas

Insulin; many different cell types that use glucose for fuel

NGF; the nerves involved in simple reflexes

PDGF; the blood

Insulin; beta cells of the pancreas

Insulin; many different cell types that use glucose for fuel

NGF; the nerves involved in simple reflexes

PDGF; the blood

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Cell Signalling and Transduction
Small charged molecules, often biogenic amines function as

neurotransmitters

both (a) and (b)

hormones

none of these

neurotransmitters

both (a) and (b)

hormones

none of these

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Cell Signalling and Transduction
A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?

It is incapable of signal transduction

It is also the site of production for the signaling molecule

It is in the heart muscle

It contains the receptor for the signaling molecule

It is incapable of signal transduction

It is also the site of production for the signaling molecule

It is in the heart muscle

It contains the receptor for the signaling molecule

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Cell Signalling and Transduction
In vasodilation, proper nerve signals sent to blood vessels cause

reduced blood pressure

All of these

the release of nitric oxide from endothelial cells

relaxation of smooth muscle cells

reduced blood pressure

All of these

the release of nitric oxide from endothelial cells

relaxation of smooth muscle cells

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Cell Signalling and Transduction

Cell Signalling and Transduction If a disease of the blood vessels caused the endothelial cells of the vessel to die, what effect would that have on the cellular activities associated with vasodilation?

Cell Signalling and Transduction The major second messengers are

Cell Signalling and Transduction What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located?

Cell Signalling and Transduction Small charged molecules, often biogenic amines function as

Cell Signalling and Transduction A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?

Cell Signalling and Transduction In vasodilation, proper nerve signals sent to blood vessels cause

Cell Signalling and Transduction
If a disease of the blood vessels caused the endothelial cells of the vessel to die, what effect would that have on the cellular activities associated with vasodilation?

Cell Signalling and Transduction
The major second messengers are

Cell Signalling and Transduction
What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located?

Cell Signalling and Transduction
Small charged molecules, often biogenic amines function as

Cell Signalling and Transduction
A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?

Cell Signalling and Transduction
In vasodilation, proper nerve signals sent to blood vessels cause