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Psychology 120 Ch1 > Psy 120 Test 2. > Flashcards

Psy 120 Test 2. Flashcards

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0
Q

What is consciousness?

A

An awareness of external and internal stimuli. Also included are plans for action and thinking.

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1
Q

What is the cocktail party effect?

A

When your attention is unconsciously focusing on everything, on a subconscious level.

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2
Q

What are the two main states of consciousness?

A
  1. Waking consciousness

2. Sleep

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3
Q

What does your consciousness help do?

A

It helps foucus your behavior and thinking.

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4
Q

What is thought suppression?

A

Trying not to think of something. Like trying not to think of a white bear.

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5
Q

What is sensation?

A

The immediate experience that generates environmental stimuli ex: loud voices, colors

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6
Q

What is perception?

A

Organization and the meaning that you impose on your basic sensations, in the attempt to interpret them.

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7
Q

What is Vision?

A

Most important sense. Most research had been done on it. Gives us information about color, shape, motion, and distance. Psychological responses to physical stimulus of light.

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8
Q

How do light travel?

A

In waves. Wavelength of light helps determine different colors. Amplitude or the height of the wave helps us determine the brightness of the stimuli.

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9
Q

What is transduction?

A

Light being turned into action potential and then processed by the occipital lobe.

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10
Q

What is highly flexible?

A

The human visual system.

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11
Q

What is audition?

A

Sense of hearing. Language is primarily auditory.

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12
Q

What also travels in waves?

A

Sound. Tiny disturbances in air pressure.

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13
Q

What is frequency and amplitude?

A

Frequency is the pitch/ how high or low the sound is and amplitude is the loudness.

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14
Q

What is trichromatic theory?

A

A theory that suggests that the Retina has only 3 types of cones. Your brain mixes up the stimuli and then uses a combination of the three primary colors. Short cones: blues, Medium cones: Green and yellow, Large cones: red

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15
Q

What is the opponent process theory?

A

That ganglion cells increase there activity when one color is present and decrease when another is present. Blue ⬆️ yellow⬇️, red⬆️ green ⬇️. Chromatic adaption is and after effect.

16
Q

How can both the Trichromatic theory and the opponent-process theory be right?

A

Each theory correctly describes color vision at a different level of visual processing.

17
Q

What do ganglion cells do?

A

The partially process signals from the rods and cones.

18
Q

What did Gestalt say about figure and ground?

A

The said figure has a definite shape and ground seems shapeless. Ground seems to continue in the back. Figure has a clear location in space, ground is location less.

19
Q

What is the Müller-lyer illusion effected by?

A

It is effected by cross-culture. It suggest that sensation is different then perception.

20
Q

What are the two theory’s of color vision?

A

Trichromatic theory and Opponent-process theory.

21
Q

What are sound waves?

A

The physical stimuli that produce our sensory experience of sound.

22
Q

Just like perception there are two theories of pitch perception. What are they?

A

Place theory and Frequency theory.

23
Q

What is Place theory?

A

Each frequency produces a vibration in a particular place of the vascular membrane. Low tones cause vibration farther in the stirrup. High tones close to the stirrup.

24
Q

What is Frequency Theory?

A

The whole vesicular membrane vibrates at the same frequency as the tone.

25
Q

What is Olfaction?

A

Is the sense of smell. Responds to chemical substances.

26
Q

What is gustation?

A

Our sense of taste.

27
Q

What is the largest sense organ?

A

Our skin.

28
Q

What is thought replacement?

A

It is a way to counter thought suppression.

29
Q

What does Gestalt mean?

A

Unified or whole form.

30
Q

What is an electroencephalograph?

A

A tool for measuring the rhythmic electrical activity of the brain or brain waves.

31
Q

What are Zeitgebers?

A

an environmental agent or event (as the occurrence of light or dark) that provides the stimulus setting or resetting a biological clock of an organism

32
Q

What is Human free running tendency?

A

We tend to run free of a 24 hour day.

33
Q

What is both psychological and physiological?

A

Pain. Which is stated in Gaye control theory.

34
Q

What is gate control theory?

A

We experience pain only when pain messages pass through a gate in the spinal cord to the brain.

35
Q

You body can do what to pain if crucial for life?

A

It can close the gate.

Psychology 120 Ch1 (4 decks)

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