When it comes to cataract surgery, minor inconveniences, such as pupils that do not dilate well, add a bit more stress for the surgeon, but are by no means  28 Jul 2017 First order of business: tackling that “lifeless” complaint. Shark eyes are hardly dead. Their pupils dilate and contract just like those of mammals,  The pupillary dark reflex neural circuit: The pathway controlling pupil dilation accommodation (ciliary muscles contract to decrease tension on the zonules).

Definition of dilate. intransitive verb. 1 : to become wide : swell the pupil of the eye dilates and contracts. 2 : to comment at length : discourse —usually used with  To contract or to dilate it would be to modify both the psychical evolution that fills it and the invention which is its goal. Creative Evolution|Henri Bergson. Little need  dilate meaning, definition, what is dilate: if a hollow part of your body dilates or. it becomes wider OPP contract dilated pupils —dilation /daɪˈleɪʃən/ noun  6 Feb 2019 In the right panel, you see the pupil dilated (increased in size) following the brain sends signals back to the iris, causing it to contract or dilate,  Bottom: The sphincter pupillae muscle contracts the pupil and is controlled by Eye muscles responsible for eye movements and pupil dilation and contraction. It's hard to give a simple answer because so much depends on how you compare standards of time and space across large distances. The best approach is 

It's hard to give a simple answer because so much depends on how you compare standards of time and space across large distances. The best approach is 

Medically, dilation of the pupils is known as mydriasis. Specific medications known as mydriatics are administered to dilate the pupils for ophthalmologic examination. If the pupils are dilated due to an abnormal response, they may remain dilated even in the presence of sunlight or strong light. The heart muscle begins to dilate, meaning it stretches and becomes thinner. Consequently, the inside of the chamber enlarges. The problem often spreads to the right ventricle and then to the atria. As the heart chambers dilate, the heart muscle doesn't contract normally and cannot pump blood very well. My understanding is that pupils naturally dilate and contract in a rhythm that is like the breath (pupils "breathing"), and that it is an indicator that you are neurologically integrated. (Note Pupils that are abnormally and involuntarily small under normal lighting conditions are called pinpoint pupils, or myosis. They can be caused by certain medications and other underlying conditions.

The problem often spreads to the right ventricle and then to the atria. As the heart chambers dilate, the heart muscle doesn't contract normally and cannot pump 

One way the body can cause blood vessels to dilate is to simply stop producing vasoconstricting signals. If the smooth muscle cells are not told to contract, the blood vessels swell and dilate. Another way in which the body can induce vasodilation is through the production of a chemical called nitric oxide. Pupils dilate: This means the opening in the eye increases in diameter. This occurs in response to dim or no light. Pupils contract: This means the opening in the eye decreases in diameter. This occurs in response to an increase in light intensity. How to Dilate Faster During Labor: Is It Possible? Dilation is a term used for the opening of the cervix. Both dilation and effacement, which refers to the thinning of the cervix, take place The iris muscles are constantly being stimulated and attempt to keep themselves in somewhat of a balance to allow us to have the ideal amount of light enter the eye. Another example would occur if you shine a bright light in someone's eye. The iris will quickly constrict in reaction to the bright light, then slightly dilate to adjust. It's common knowledge that the eye pupils dilate and contract according to the light they're exposed to. This body mechanism helps regulate the amount of light we receive, which allows us to see better in different light conditions. Perhaps what you didn't know is that your pupils react to visual stimulations, Medically, dilation of the pupils is known as mydriasis. Specific medications known as mydriatics are administered to dilate the pupils for ophthalmologic examination. If the pupils are dilated due to an abnormal response, they may remain dilated even in the presence of sunlight or strong light. The process of the cervix opening (dilating) is one way that healthcare staff track how a woman’s labor is progressing. During labor, the cervix opens to accommodate the passage of baby’s head into

Medically, dilation of the pupils is known as mydriasis. Specific medications known as mydriatics are administered to dilate the pupils for ophthalmologic examination. If the pupils are dilated due to an abnormal response, they may remain dilated even in the presence of sunlight or strong light.

How to Dilate Faster. As you near your due date, you're likely excited to see your baby and tired of being pregnant. You may hope to deliver your baby sooner by dilating faster. Before you go into labor, your cervix softens and begins to A contract for use by painting contracts to set customer expectations, clarify scope of the job, and list payment details. This is an easy to customize painting contract that can be used for any type of painting project. This includes sections detailing payment terms, service details, contract termination, and more.

The American Heart Association lists ischemia as a possible cause of dilated Then those muscles contract and then that contraction of the muscles ejects the 

7 Mar 2014 As light waxes and wanes, our pupils contract and dilate. It is, you'd think, a perfect example of your body reacting to the environment on its own  7 Dec 2012 In fact, pupil dilation correlates with arousal so consistently that researchers use pupil size, or pupillometry, to investigate a wide range of  Definition of dilate. intransitive verb. 1 : to become wide : swell the pupil of the eye dilates and contracts. 2 : to comment at length : discourse —usually used with  To contract or to dilate it would be to modify both the psychical evolution that fills it and the invention which is its goal. Creative Evolution|Henri Bergson. Little need  dilate meaning, definition, what is dilate: if a hollow part of your body dilates or. it becomes wider OPP contract dilated pupils —dilation /daɪˈleɪʃən/ noun  6 Feb 2019 In the right panel, you see the pupil dilated (increased in size) following the brain sends signals back to the iris, causing it to contract or dilate, 

1. dilate. verb. (ˌdaɪˈleɪt) Become wider. Synonyms. widen distend. Antonyms contract obfuscate generalize decrease deflate. Trending Searches. It contracts. • If the scale factor is 1, the figure and the image are the exact same size (congruent).