Biology
Human Physiology - Neural Control & Coordination
D Question 8 1 pts In myopia, the cornea and lens do not refract incoming light rays enough the cornea and lens refract incoming light rays too much O the focal point falls behind the retina the solution is to wear glasses with convex lenses
D Question 6 1 Which statement is NOT true of the lens of the eye? It accounts for 2/3 of the eye's refraction It has no blood supply It changes shape to alter its refraction O Most of its cells have no nuclei
1 F Question 10 The fovea O is good for sharp vision of small objects in dim light covers the central 5 degrees of the visual field has less convergence than any other part of the retina contains mainly rods
© 2021 Char Which of the following is not a function associated with the spinal cord? Coordinate the alternating contraction of several muscle groups associated with locomotion Conduct sensory information up to the brain Conduct motor information down the cord Integrate sensory information at the conscious level theº Mediate a reflex, such as the withdrawal of a hand from pain of the o T ons of and cion of the
is a bundle of nerve tissue at the base oft 13) The brain and spinal cord are known as the central nervous system (CNS). The spinal cord contains nerves that send information to and from the brain. The brain that connects the cerebrum to the spinal cord and sends messages between different parts of the body and the brain. A) pons B) brain stem cerebellum D) medulla oblongata
Question 3 This type of cell signaling receptor is a seven-transmembrane receptor, examples include photoreceptors and olfactory receptors O Alpha-numeric receptor lon channel receptor G protein-linked receptor Nuclear receptor O Protein kinase receptor
Question 20 2 pts If the Schwann cell (neurolemmocyte) is destroyed by the immune system such as when this occurs in multiple sclerosis, which of the following can be expected? O Loss of motor coordination. O Inflammation of the brain. Deafness occurs. Visual acuity declines. 2
Part A What are some effects of prostaglandins in the body? Check all that apply. O work to make reactions go faster in digestive and metabolic processes assuring that growth occurs properly may cause inflammation and pain raise or lower blood pressure stimulate contraction and relaxation of smooth muscle Submit Request Answer Provide Feedback
Saved Neural stem cells in the CNS 4. Multiple Choice eBook can form new neurons throughout the CNS. can migrate to the PNS as needed. can only form glial cells. have no known function. can form new neurons in only certain portions of the CNS such as the hippocampus.
Which of the following best explains how dendrites contribute to the function of the neuron? Choose 1 answer: A They cause the neuron to move in response to a signal. B They allow the neuron to integrate signals from multiple sources, They allow the neuron to distribute DNA to other nearby cells.
Question 4 Which of the following pairs is matched INCORRECTLY? O NO (nitric oxide) gas ... contact-dependent signaling O acetylcholine ... synaptic signaling O insulin ... endocrine signaling growth factors ... paracrine signaling Previous
streighter the BIVECHAT WERPOINTED The fine ithistrates a lateral view of the right eyeball What does represent Dameror oblique Oh lateral reptus o superior oblique O superior rectus De Interior rectus Quie navigation 10 11 12 13 14 19 20 ype here to search DLL PO WERT Y 0 S D F G SD H J K
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