Malaysian Institute of Aviation Technology Human Senses Quiz

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What factors are associated with the object being viewed?

qSize, contours, contrast, relative motion, distance, angle

What are the most common color combinations that individuals with color vision issues have difficulty distinguishing between?

Red and Green, Blue and Yellow

Why is good color vision important for maintenance persons?

Recognizing components, distinguishing fluid types, recognizing airfield lights, distinguishing wires, using diagnosis tools

What percentage of men are affected by color defective vision?

8% Signup and view all the answers

What is the most common difficulty individuals face in terms of color vision?

Distinguishing between red and green Signup and view all the answers

What causes changes in color vision as individuals age?

Age Signup and view all the answers

What is the purpose of sensory memory?

To store physical stimuli for a very brief period of time Signup and view all the answers

How long does iconic memory store visual information?

Up to half a second Signup and view all the answers

What is the role of attention in information processing?

Concentration of mental effort on sensory or mental events Signup and view all the answers

Describe the two halves of the brain as mentioned in the text.

Right half - emotional, left half - rational intelligent Signup and view all the answers

Explain the function of sensory receptors in the human information processing mechanism.

Receive physical stimuli like eyes, ears, etc. Signup and view all the answers

How does echoic memory differ from iconic memory in terms of storage duration?

Echoic memory stores sounds for up to 2 seconds, while iconic memory stores visual information for half a second. Signup and view all the answers

What is the recommended noise level for work environments if normal speech cannot be heard clearly at 1 metre?

90 decibels Signup and view all the answers

At what noise level does noise cause pain, according to the regulations mentioned?

140 decibels Signup and view all the answers

What TWA noise level is considered hazardous and potentially damaging to the inner ear?

Exceeding 85 dB for 8 hours Signup and view all the answers

How much can noise levels be reduced by using ear plugs?

Up to 20 decibels Signup and view all the answers

What is the maximum noise reduction achievable by using ear muffs?

40 decibels Signup and view all the answers

Despite the interference with verbal communication, when should hearing protection be used?

Consistently and as instructed Signup and view all the answers

What are the five human senses?

Vision, audition, touch, olfaction, gustation Signup and view all the answers

What is the function of rods and cones in the eye?

Rods help us see black and white and shades of grey, while cones help us see color. Signup and view all the answers

What is the role of cornea in vision?

Cornea provides fixed focus and accounts for 70% to 80% of the eye's focusing ability. Signup and view all the answers

How does the lens contribute to vision?

The lens provides final focusing by changing its shape through accommodation for objects at different distances. Signup and view all the answers

What is the function of the retina in the eye?

The retina is a complex layer of nerve cells connected to the optic nerve and contains rods (black and white) and cones (color). Signup and view all the answers

How do iris and pupil contribute to vision?

The iris and pupil control the amount of light entering the eye by adjusting the size of the pupil. Signup and view all the answers

What is selective attention?

Purposely focusing your conscious awareness onto a specific stimulus. Signup and view all the answers

What is the negative side of selective attention?

Distraction. Signup and view all the answers

What is divided attention?

Common in most work situations, where people are required to do more than one thing at the same time. Signup and view all the answers

Define focused attention.

The skill of focusing one’s attention upon a single source and avoiding distraction. Signup and view all the answers

What is sustained attention?

The ability to maintain attention and remain alert over long periods of time, often on one task. Signup and view all the answers

How is attention influenced according to the text?

Attention is influenced by arousal level and stress. Signup and view all the answers