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What three variables affect peripheral resistance to blood flow?
Resistance is determined by three properties: the lengthand cross-sectional area of a material, and its resistivity. Since resistivity is affected by temperature, you could say that temperature indirectly affects resistance.
Factors that affect vascular resistance?
Vascular resistance is influenced by factors such as vessel radius, vessel length, blood viscosity, and vessel compliance. Changes in these factors can impact the resistance to blood flow in the vasculature, affecting blood pressure and overall circulatory function.
Is there friction on a car at a constant speed?
Yes, there is still friction acting on a car at a constant speed. The tires experience rolling resistance against the road, and air resistance affects the car's motion. These frictional forces contribute to the total resistance the car needs to overcome to maintain a constant speed.
What is the difference between connecting resistors in parallel and in series?
When resistors are connected in series, the total resistance is the sum of the individual resistances. When resistors are connected in parallel, the total resistance is less than the smallest individual resistance.
A 120 ohm resistor a 60 ohm resistor and a 40 ohm resistor are connected in parallel to a 120 volt power source. What is the current running through the entire circuit?
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What is the explanation for the term total peripheral resistance?
Total peripheral resistance is the sum of the resistance of all peripheral vasculature in the systemic circulation.
What 3 factors determine stroke volume?
End-diastolic volume (EDV), total peripheral resistance (TPR), and contractility.
What are three things that affect blood pressure?
The three factors that contribute to arterial blood pressure cardiac output, blood volume, and resistance. These factors cause the variance between systolic and diastolic pressure.
How does viscosity affect peripheral resistance?
If you increase the total peripheral resistance then the arterial blood pressure will increase.
Why is the aorta the thickest blood vessel?
Because it has to face the Total Peripheral resistance that is created by the arterioles, and overcome that resistance to pump blood.
What is the site that is major determine peripheral resistance?
The major site that determines peripheral resistance is the arterioles. These small-diameter blood vessels can constrict or dilate to regulate blood flow and pressure throughout the circulatory system. Their ability to change diameter significantly influences total peripheral resistance, impacting overall cardiovascular function.
4 factors that affect blood pressure?
There are four factors that affect the blood pressure. The things that can affect blood pressure are stress, genetics, a high salt intake, and exercise.
What three variables affect peripheral resistance to blood flow?
Resistance is determined by three properties: the lengthand cross-sectional area of a material, and its resistivity. Since resistivity is affected by temperature, you could say that temperature indirectly affects resistance.
What factors contribute to produce a total lunar eclipse?
the moon,
How do blood pressure and total peripheral resistance change with exercise?
total peripheral resistance will decrease because of vaso dilation of local arterioles that are supplying the active muscles i.e,skeletal muscles. and blood pressure will increase for two reasons: increased cardiac output resulting from increased pumping activity of heart. because of vasoconstriction of arterioles every where else in the body
What other factors contribute to the total calorie intake for an athlete?
Drinks as well as food has calories
How is economic profit determined and what factors contribute to its calculation?
Economic profit is determined by subtracting all explicit and implicit costs from total revenue. Factors that contribute to its calculation include production costs, opportunity costs, and the competitive environment.
