Psychophysics threshold Study guides, Class notes & Summaries

PSU Psych 100 Exam 2 Questions With Verified Solutions sensation - answerthe process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment perception - answerthe process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events bottom-up processing - answeranalysis that begins with the sensory receptors and works up to the brain's integration of sensory information top-down processi...

agonist drug that mimics a particular neurotransmitter or makes more of it available by blocking its reuptake. creates more. chemical that binds to a receptor and activates the receptor to produce a biological response refractory period neuron pumps out the sodium ions and can then fire again serotonin neurotransmitter affecting arousal and sleep physiological relating to the way that living things function, rather than to their shape or structure psychological o...

placebo - ANSWER A substance containing no medication and prescribed or given to reinforce a patient's expectation to get well; An inactive substance or preparation used as a control in an experiment or test to determine the effectiveness of a medicinal drug. placebo effect - ANSWER The beneficial effect in a patient following a particular treatment that arises from the patient's expectations concerning the treatment rather than from the treatment itself. meta-analyses - ANSWER The proce...

b. Hubel and Wiesel 1. In the video "Sensation and Perception" from class (part of the Discovering Psychology video series), you saw a description of the research done by ________________, who mapped the neural pathways for receptor cells in vision. a. Haber and Warner b. Hubel and Wiesel c. Hertzog and Wentworth d. Skinner and Watson a. smaller than your car ___ 2. You are driving a car. As you prepare to turn, you see a motorcycle coming toward you. The motorcycle is likely to ap...

Wilhelm Wundt Set up the first psychology laboratory in Leipzig, Germany. Structuralists People that believe that consciousness is made up of basic elements that are combined in different ways to produce different perceptions. Functionalists People who focus on how mental experiences are adaptive. Psychodynamic Approach An approach that believes thoughts, feelings, and behaviors stem from the interaction of innate drives, and society's restrictions on the expression of ...

b. Hubel and Wiesel - ANSWER 1. In the video "Sensation and Perception" from class (part of the Discovering Psychology video series), you saw a description of the research done by ________________, who mapped the neural pathways for receptor cells in vision. a. Haber and Warner b. Hubel and Wiesel c. Hertzog and Wentworth d. Skinner and Watson a. smaller than your car - ANSWER ___ 2. You are driving a car. As you prepare to turn, you see a motorcycle coming toward you. The motorcycle i...

(George) Mendel's Law -->Explains the fundamental laws that explain genetic inheritance Phenotype -->The observable characteristics of an organism due to inheritance Maturation -->The processes of biological development of bodily mechanisms that do the behaving. Cross-modal transfer -->The recognition of an object as familiar when perceived with a sense other than that previously exposed to the object. Sexual maturation -->The most significant form of maturation during puber...

Sensation -->Transforming energy from the stimuli outside us (e.g. light waves or sound waves) into neural energy that can be used for perception. Perception -->Involves mentally creating an image of the outside world. Constructing meaning out of sensation. Psychophysics -->Area of psychology that addresses the topic of sensation. Signal detection theory -->Our ability to notice a stimulus will vary due to psychological factors including motivation, past experience, and expectatio...

GRE Psychology Subject Test 432 Questions with Verified Answers Ablation - CORRECT ANSWER A surgically induced brain lesion. Absolute refractory period - CORRECT ANSWER The period that follows the onset of an action potential. During this period, a nerve impulse cannot be initiated Absolute threshold - CORRECT ANSWER The minimum of stimulus energy needed to activate a sensory system. Accommodation - CORRECT ANSWER A principle of Piaget's theory of cognitive development. It occurs wh...

As you look at an apple, its reflected light travels to the eye. The rods and cones absorb the light and help transmit the information to the brain. This process best illustrates a. sensation b. top-down processing c. perception d. selective attention e. psychophysics a As the brain receives information about the lines, angles, and edges of objects in the environment, higher-level cells process and interpret the information to consciously recognize objects. This process best illustr...