
Introduction: Eyes are the organs of the visual system. They detect the light and convert it into electro-chemical impulses present in the neurons. They provide vision and the ability to receive and process visual detail to the organism. Eyes help to enable many photo-response functions which are independent of vision.

Answer to Problem 1E
Correct answer: Light entering the eye first passes through the cornea, a protective window.
Explanation of Solution
The eye wall consists of three layers: sclera, choroid, and retina. Sclera is the outermost layer, choroid is the deeply pigmented middle layer, and retina is the innermost layer of the eye. Cornea is the part of the sclera in the central anterior region which allows the entry of light into the eyes. It is a transparent, protective window (front window) that controls the entry of light into the eye. It covers the iris, pupil, anterior chamber, and lens. It acts as a barrier against dirt, germs, and other factors that cause damage. The light refracts or bends when it strikes the cornea due to its curvature. The main function of cornea is refraction of light. The cornea has five layers that include corneal epithelium, bowman’s layer, corneal stroma, Descemet’s membrane, and corneal endothelium.
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Chapter 9 Solutions
Loose Leaf For Essentials Of Understanding Psychol Format: Loose-leaf
- Match the term with its short description. Prompts Answers Concerto The full orchestra or a large group of musicians contrasted with a smaller one Concerto grosso Composition for several instrumental soloists and small orchestra; usually in three movements Fugue A polyphonic composition based on one main theme or subject treated in counterpoint Tutti Extended composition for instrumental soloist and orchestra; usually in three movementsarrow_forwardMatch the term with the short description. Prompts Answers Coda Is section displaying technical virtuosity that is played or improvised by the soloist without orchestral accompaniment Exposition A concluding section that rounds off a movement by extending the tonic chord Cadenza The first section of a sonata form Pedal A single tone, often in the bass, that is held while other voices produce changing harmonies against itarrow_forwardThe first examples of polyphony are believed to be originated between 700-900 C.E. - when French nobles composed love songs for court festivities - in Northern Italy - when musicians composed new songs to accompany dances - in the Notre Dame cathedral in Parisarrow_forward
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- Select all the predominant types of composition in the Renaissance period: (Mark all that apply) - the mass - motets - madrigals - symphoniesarrow_forwardSelect items that make a cantata and an opera different. - use of scenery and costumes - acting - length of the composition - use of vocal soloistsarrow_forwardDuring the Renaissance period, many musicians found employment in: a) Churches b) Schools c) Royal Courts d) Regional orchestrasarrow_forward
- _________ ‘s piano style was characterized by a poetic use of the pedal, singing melodies, and the use of rubato. a) Robert Schumann b) Franz Liszt c) Frédéric Chopin d) Johannes Brahmsarrow_forwardIn the recapitulation of a sonata form movement: - A new theme is introduced - The second them is in a new key - Themes A and B are presented in the tonic key - The second theme is omittedarrow_forwardRecitatives are used by opera composer to: - Display technical virtuosity of vocal soloists - advance the plot - communicate heightened emotions through song - all of the abovearrow_forward
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