which is right in front of the sensor. B. Think of it as your eye lids. The shutter is basically a closed eye lid‚ once the shutter button is clicked‚ the eye lid opens and closes. By setting the shutter speed‚ you’re telling the camera to duration to keep the eye lid open. C. For our human eye‚ the longer the eye lid is open also means more light has entered the eye. Stare at some bright lightbulb for half a second and your eyes barely hurt. Stare at the bright lightbulb for 5 seconds and you’re
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meat eggs and fish. Vitamins : Vitamins are needed in the body in small amounts for proper nutrition and good health. They help the body to keep away (resist) diseases. The most important vitamins are A‚ B‚ C‚ D and K. A: keeps the skin and eyes healthy (fish‚ carrots‚ green vegetables) B: helps in muscle co-ordination. ( fish‚ egg‚ cereal‚ leafy vegetables) C: helps with growth of body cells‚ bones ‚ teeth.
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clean to prevent irritation of your eyes. Use a clean towel to dry your hands after washing. Open the lens case‚ and gently grab the lens to place it on the tip of your index finger. Before you start trying to insert the lens you have to make sure it’s not inside out. The easiest way to see whether or not it’s right is to examine the edges of the lens. The edges should point upward; imagine cutting a ball in half. The lens should be ready to cup the eye. If the edges tend to be flat‚ then
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Human Eye Vs. Animal EyeBy:Andrea Torres ABSTRACT The tapetum lucidum is an evolutionary advantage for animals. It enables animals to see in dimmer light than the animal would otherwise be able to see in. The tapetum lucidum is useful to animals‚ but it also has a use to humans. Human beings use the tapetum lucidum to scan for reflected eye-shine‚ in order to detect and identify the species of animals in the dark and to send trained search dogs and search horses out at night. Historically
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changes in the environment The human senses‚ sensory organs and stimuli are listed; SENSE SENSORY ORGANS STIMULI TOUCH SKIN TOUCH‚ PRESSURE‚ PAIN‚ HEAT‚ COLD SMELL NOSE CHEMICALS HEARING EARS SOUND TASTE TONGUE CHEMICALS SIGHT EYES LIGHT RESPONSE TO STIMULI When a sensory organ detects a stimulus‚ information in the form of nerve impulses‚ is sent to the brain The brain interprets the information and a suitable response is produced by effectors The pathway of nerve impulses
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The onset is important as it can help to classify the strabismus. If the squint is present before the age of one then it could be known as infantile esotropia‚ this is idiopathic and can occur up the age of six months‚ due to the imbalance of the eye muscles. If a squint has presented itself in children who are 2years old or older‚ then this could just be as simple as uncorrected refractive error. As uncorrected refractive error can induce strabismus‚ this is due to the poor focusing factors. Accommodative
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triangle and the eye would be its opposite angle. A light source would form the right angle. When a person is
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hearing aid in her left ear. She walks with a shuffling gait‚ using a cane for support. She wears house slippers and housedress. Mrs. S. states "My doctor says I should have my eyes looked at by an expert. It’s been a while‚ and my eyes seem to be acting up lately. I can’t see so good anymore but it is expensive to go to eye doctors. And people don’t speak up anymore when they talk. Everyone mumbles." The client states that she takes medication for "sugar" and her blood pressure and has worn glasses
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Jesus just had been removed from the cross. Pontormo painted almost every figure with desperate and painful eyes. And‚ actually‚ those emotions indeed touch viewer’s heart. I would like to start analyze this painting with lines and internal composition. There are more than ten figures in this painting; thus‚ the lines are countless. In general‚ the lines are basically shown as gesture and eye direction. The focus point of this painting is probably be Jesus‚ which is the deadly body that lying on others
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co-pilot sat in the dark cockpit to get their eyes adjusted to the night time‚ so that their eyes would produce more rods which aid in seeing in dim light. 2) Why would the mysterious object have first appeared to Mueller in his peripheral vision? The ‘rods’ are thin‚ cylindrical receptor cells in the retina that are highly sensitive to light‚ they also play a role in peripheral vision. Since the pilots sat in the dark cock-pit the rods in their eyes were more sensitive to the light they saw. 3)
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