Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Question
Chapter 33, Problem 8SQ
Summary Introduction
Introduction: Pain is a sensation that arises due to some injury or inflammation. The neurotransmitter that acts as substance P enhances pain perception in the body by stimulating pain receptors.
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The optic nerve is formed by __________.
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First (sharp) pain results from activation of ___ fibers. Second (dull) pain from ___ fibers
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If you slammed your finger in a car door, it would stimulate _____ pain fibers.
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Chapter 33 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 33 - Occupational Hearing Loss Frequent exposure to...Ch. 33 - Occupational Hearing Loss Frequent exposure to...Ch. 33 - Prob. 3DAACh. 33 - Prob. 4DAACh. 33 - The pain of heartburn is an example of a ___ . a....Ch. 33 - ___ is defined as a decrease in the response to an...Ch. 33 - Which is a somatic sensation? a. taste b. smell c....Ch. 33 - Chemoreceptors play a role in the sense of ___ ....Ch. 33 - In the ___, neurons are arranged like maps that...Ch. 33 - Mechanoreceptors in the ___ send signal, to the...
Ch. 33 - Prob. 7SQCh. 33 - Prob. 8SQCh. 33 - The organ of Corti contains receptors that signal...Ch. 33 - Night vision begins with stimulation of ___ . a....Ch. 33 - Visual accommodation involves adjustment to the...Ch. 33 - When you view a close object, your lens gets ___ ....Ch. 33 - Defective or missing ___ cause mJor blindness. a....Ch. 33 - ___ causes the pupil to widen. a. Low light b....Ch. 33 - Match each structure with its description. _____...Ch. 33 - Prob. 1CTCh. 33 - A compound extracted from the leaves of the shrub...Ch. 33 - Most bats eat insects or fruit. Vampire bats,...Ch. 33 - Prob. 4CT
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- A person with Brown Sequard at C6 would have the following problems…. a. Ipsilateral loss of pain and temperature, contralateral loss of TPV and CP C6 down, ipsilateral spastic paralysis C6 down b. Contralateral loss of pain and temperature C6 down, ipsilateral loss of TPV and CP C6 down, spastic paralysis around C6 down c. Contralateral loss of pain and temperature C6 down, ipsilateral loss of TPV and CP C6 down, flaccid paralysis C6 down d. Contralateral loss of pain and temperature at C6, ipsilateral loss of TPV and CP C6 down, spastic paralysis at C6 e. Contralateral loss of pain and temperature C6 down, contralateral loss of TPV and CP C6 down, flaccid paralysis C6 downarrow_forwardNight Blindness is caused by thedeficiency of Vitamin ______.A. KB. CC. B12D. Aarrow_forward____ provides the major internal reinforcement of the posterior part of the eyeball, and helps to keep the retina pressed firmly against wall of eyeball (formed ONLY before brith). A. macula lutea B. vitreous humor C. ciliary zonule D. aqueous humor What type of cells in the eye have axons leaving the retina via the optic nerve for vision? A. bipolar cells B. photoreceptors C. ganglion cells D. rods and cones In terms of eye reflexes, extrinsic eye muscles are responsible for medial eye movements that is essential for near vision. This movement is called _______ (both eyes are directed toward the near object viewed). A. visual acuity B. binocular vision C. depth perception D. convergencearrow_forward
- Match the function or definition to the structure: _____ A. Lens 1. Has pigment producing cells and blood vessels, keeps inside eye dark _____ B. sclera 2. The colored part of the eye, which controls amount of light entering _____ C. retina 3. Area where the nerve fibers from retina converge and leave eye _____ D. fovea centralis 4. Region of the retina that provides the sharpest vision _____ E. iris 5. Transparent structure found in eye and held in place by ligaments _____ F. optic disc 6. White portion of the eye is the outer layer _____ G. choroid coat 7. Inner layer of the eye which contains the photoreceptorsarrow_forwardCertain drugs that relieve pain also relieve which of the following? A. Itch B. Attention deficit disorder C. Hurt feelings D. Narcolepsyarrow_forwardThe ciliary body/ muscle change the shape of the _____________. a.sclera b.optic disc c.retina d.cornea e.lensarrow_forward
- Axons from the vestibular nerve project to each of the cranial nuclei that control the extrinsic eye muscles. A. True B. Falsearrow_forwardI. Also known as the bubble boy illness? A. Rheumatoid Arthritis B. Lupus C. Asthma D. SCID II. This type of diseases affects the optic nerves, which is essential for proper vision. A. Nystagmus B. Glaucoma C. Color Blindness D. Cataract III. Inability or decreased ability to see colors it usually caused by impairment of cones. A. Color Blindness B. Cataract C. Nystagmus D. Blindness IV. This refers to a method in which a person is protected from a disease by receiving a vaccine. A. Vaccination B. Immunization C. Inoculation D. Immunity boosterarrow_forwardA patient instilled a few drops of eye medication into his eyes containing Ephedrine by mistake. Which one of the following effect is most likely to occur? a. Miosis b. Mydriasis c. Loss of corneal reflex d. Loss of light reflexarrow_forward
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