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What is it called when a person's pupils no longer dilate from the light?
Pupils don't dilate from light, the constrict. They dilate in the dark, to take in more light, and constrict in the light so your eyes don't get damaged. Hallucinogenics, stimulants and alcohol and make your pupils dilate and opiates and diazepam can make them constrict. Im not sure what that's called though..
What is an example of a intrinsic reflex?
An example of an intrinsic reflex is the pupillary reflex, in which the pupils of the eye constrict when exposed to bright light and dilate in response to darkness. This reflex helps regulate the amount of light entering the eye to optimize vision.
Which Site is the major determinant of peripheral resistance?
Arterioles are the major determinant of peripheral resistance in the cardiovascular system. Their small diameter and ability to constrict or dilate play a key role in regulating blood flow and pressure in different parts of the body.
When a light is shone into one eye what happens to the pupil of the other eye?
When light is shone into one eye, the pupillary light reflex causes both pupils to constrict simultaneously due to the connection between the two eyes. This is known as a consensual response and helps to regulate the amount of light entering both eyes.
What is a sentence with dilate?
The drops the ophthalmologist put in my eyes made my pupils dilate.
What is the opposite of constrict?
dilate
What vessels cant constrict and dilate?
Capillaries
Why does the veins constrict and dilate during exercise?
Almost all the veins and arteries constrict and dilate during heavy exercise. Even capillaries bring a flush to the face and skin by dilation.
Does adrenaline constrict pupils of the eyes?
dilates them
Why do narcotics make pupils constrict?
They don't, narcotics make your pupils dilate.
What happens to both pupils when light enters?
Pupils "constrict" when light enters, and "dilate "when the lighting dims
Can fear cause pupils to constrict?
Yes, fear can cause pupils to constrict. When the body experiences fear, the sympathetic nervous system is activated, leading to the release of adrenaline. Adrenaline causes the pupils to constrict, allowing the individual to focus on a threat and react quickly.
Does vicidon make your eyes dilate?
No -- rather the opposite. Most opiates, opioid and similar drugs constrict the pupil.
What is it called when a person's pupils no longer dilate from the light?
Pupils don't dilate from light, the constrict. They dilate in the dark, to take in more light, and constrict in the light so your eyes don't get damaged. Hallucinogenics, stimulants and alcohol and make your pupils dilate and opiates and diazepam can make them constrict. Im not sure what that's called though..
What make blood vessels constrict and dilate?
Nothing, blood vessels are nothing because they wont harm you or anything like that.
Will shock cause the pupils to constrict?
Shock typically causes the pupils to dilate, not constrict. This is a response to stress or trauma, activating the sympathetic nervous system. In certain cases, like specific types of neurological damage, pupils may constrict, but the general response in shock is dilation.
Does oxygen dilate blood vessels?
No, oxygen does not dilate blood vessels. In fact, oxygen has a vasoconstrictive effect, which means it causes blood vessels to constrict or narrow. This helps regulate blood flow and pressure in the body.
