Hypothalamus
the cardioregulatory center is located in the medulla oblangata of the brain and can alter the heart rate by way of the autonomic nervous system.
Peripheral resistance is the force against blood flow. In most cases, an increase in peripheral resistance would be caused by an increase in vasoconstriction, which would decrease blood flow. Other factors can influence vasoconstriction, such as circulating angiotensin II levels, cortisol levels, drugs such as cocaine and other adrenergic agonists, blood volume, atherosclerosis, emboli, renal diseases and increased intra-cranial pressure. An increase in blood pressure will also be caused by vasoconstriction and the mentioned factors.
heat it
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The resistance of the wire is directly proportional to the length and inversely proportional to the area of cross section. Also it depends on the material of the wire with which it is made. So three factors. Length, area of cross section, material.
The resistance can be changed in following two ways: 1.By change the length of the wire. 2.By changing the area of cross section of the wire.
You could increase the length of the wire or decrease its thickness to increase resistance in the electric circuit. Both of these changes will hinder the flow of electrons through the wire, resulting in higher resistance.
The resistance can be changed in following two ways: 1.By change the length of the wire. 2.By changing the area of cross section of the wire.
Pesticide resistance can be classified into several types, including metabolic resistance, where pests develop enzymes to break down chemicals; target-site resistance, where changes occur in the pest's biological targets of the pesticide; and behavioral resistance, where pests alter their habits to avoid exposure. Additionally, cross-resistance can occur when a pest resistant to one pesticide also shows resistance to related chemicals. These mechanisms can significantly reduce the effectiveness of pest control measures over time.
Yes, air resistance (also known as drag) does have an effect on a projectile's motion. It opposes the projectile's motion, slowing it down and causing it to lose kinetic energy. This can alter the trajectory and distance traveled by the projectile.
Alcohol can impair night peripheral and color vision by affecting the functioning of the retina and the brain's visual processing centers. It reduces the sensitivity of photoreceptors, particularly rods, which are crucial for low-light and peripheral vision. Additionally, alcohol can alter color perception by disrupting the way the brain interprets signals from cone cells responsible for color vision. These effects can lead to difficulties in seeing clearly in dim light and distinguishing colors, especially in low-contrast situations.
Yes, bending the wire can potentially affect its electrical resistance. The resistance of a wire is influenced by its dimensions, material, and temperature. Bending a wire can alter its cross-sectional area, length, or even cause deformations that impact the flow of electrons and increase resistance.