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Bio 270 Lecture Exam 2 JMU Hynd- Questions and Answers 100% Solved
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Bio 270 Lecture Exam 2 JMU Hynd- Questions and Answers 100% Solved
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Bio 270 Lecture Exam 2 JMU Hynd- Questions andAnswers 100% Solved
consolidation Correct Ans-converting short term to long term memory
working memory Correct Ans-fluid, interrelates various forms of memory
brain stem Correct Ans-medulla, pons, midbrain. continuous w/ spinal cord
brain stem job Correct Ans-controls respiration, circulation, digestion
remembering dreams Correct Ans-if woken during REM sleep, will remember
referred pain Correct Ans-spine doesn't know where the pain is coming from, so puts it
somewhere
reflex Correct Ans-response that occurs automatically w/out conscious effort. simple and
acquired.
afferent Correct Ans-to the spinal cord
efferent Correct Ans-away from the spinal cord
, Bio 270 Lecture Exam 2 JMU Hynd- Questions and
Answers 100% Solved
peripheral nervous system Correct Ans-sends info from environment to CNS, links CNS to
muscles/glands
modality Correct Ans-stimulant of receptors in PNS
types of receptors in PNS Correct Ans-photoreceptors, mechanoreceptors,
thermoreceptors, osmoreceptors, chemoreceptors, nociceptors (pain)
tonic receptor Correct Ans-slow with no adaptation
phasic Correct Ans-rapid adaptation
receptive field Correct Ans-region of skin that a receptor covers, smaller in receptive dense
areas
polymodal nociceptor Correct Ans-responds to all types of pain
protective layering of eye Correct Ans-eyelid, eyelashes, tears
layers of the eye Correct Ans-Fibrous (cornea/sclera), vascular/nourishing (choroid/iris),
sensory (retina)
, Bio 270 Lecture Exam 2 JMU Hynd- Questions and
Answers 100% Solved
iris job Correct Ans-controls amount of light entering the pupil
iris muscles Correct Ans-circular (constrictor) and radial (dilator)
refraction Correct Ans-concave diverges light, converse converges light. cornea and lense
refract light in eye
refractive power Correct Ans-1/focal distance
visible light spectrum Correct Ans-400-700 nm
blue vs. red light Correct Ans-blue= short red= long
adjusting lens Correct Ans-Ciliary muscles and suspensory ligaments, adjust to focus light
on retina
near point Correct Ans-nearest point which an eye can focus on an object
presbyopia Correct Ans-reduced accomadation ability
myopia Correct Ans-near sighted, strong lens
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