Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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What do you mean by sensory nerves? In which part of body they are present.
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Nerves are the basic unit of the PNS (peripheral nervous system). They are the collection of neurons.
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- Which of the following describes the "peripheral nervous system"? The sensory cells and nerves leading to and from the spinal cord. The brain and spinal cord. The brain only.arrow_forwardWhite matter is best described by which of the following? It consists of neuron cell bodies, neuroglia, and unmyelinated nerve fibers. It consists of myelinated fibers. It is found in the periphery of the brain. O It is found in the center of the spinal cord.arrow_forwardWhich of your sensory modalities does not pass through the ventral posterior thalamus?arrow_forward
- The processing of incoming information in the central nervous system and deciding what to do with that information represents sensory input integration motor outputarrow_forwardAn area of the body that provides afferent, sensory efferent You are correct PNS You are incorrect ✓ X You are correct information to the CNS and receives motor information from the CNS is called aarrow_forwardThe caudal part of the forebrain is thetelencephalon.diencephalon.myelencephalon.reticular formation.midbrain.arrow_forward
- What do you mean by synaptic knobs?arrow_forwardResearchers have designed a neuron that's unable to produce and release neurotransmitters. Can that neuron still have an action potential? Choose the answer with the correct answer and the correct reasoning. O No, action potentials need neurotransmitters to increase message speed O No, a neuron can't receive messages without its own neurotransmitters O No, a lack of neurotransmitters would leave a neuron unmyelinated O No, action potentials don't occur in the axon O Yes, action potentials don't require neurotransmitters:arrow_forwardThe part of the brain responsible for our conscious mind white matter the cerebral cortex The thalamus the cerebellumarrow_forward
- The spinal nerves control and carry information about the: Body Trunk Limbs All of the above None of the abovearrow_forwardThe dorsal column system crosses to the contralateral side of the nervous system at the level of the before reaching the in the ___. medulla; primary somatosensory cortex; parietal lobe spinal cord; primary motor cortex; frontal lobe medulla; primary motor cortex; frontal lobe spinal cord; primary somatosensory cortex; parietal lobe Question 2 Which of the following are true about somatotopy and retinotopy? Adjacent parts of the body or retina are represented far away each other, rather than in neighbouring areas of the cortex All items are true 1 pts These maps are 'fixed' and cannot be changed by experience The 'maps' for both are distorted to represent differences in the density of inputarrow_forwardWhat do you mean by association neurons?arrow_forward
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