13. The Peripheral Nervous System
Introduction to Reflex Arcs
13. The Peripheral Nervous System
Introduction to Reflex Arcs
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- Multiple Choice
Which stage of a reflex arc would be significantly different in a reflex that is initiated by the brain compared to a reflex that is initiated by the spinal cord?
502views5rank - Multiple ChoiceChoose the true statement.1223views2rank
- Multiple ChoiceWhich of the following reflexes is particularly important in maintaining balance and often accompanies the flexor reflex in weight-bearing limbs?1038views
- Multiple ChoiceWhich of the following is an example of an intrinsic reflex?1372views1rank
- Textbook QuestionThe following are the steps involved in a neural reflex. 1. activation of a sensory neuron 2. activation of a motor neuron 3. response by an effector 4. arrival of a stimulus and activation of a receptor 5. information processing The proper sequence of these steps is (a) 1, 3, 4, 5, 2. (b) 4, 5, 3, 1, 2. (c) 4, 1, 5, 2, 3. (d) 4, 3, 1, 5, 2. (e) 3, 1, 4, 5, 2.343views
- Textbook QuestionThe reflexes that control the most rapid, stereotyped motor responses to stimuli are (a) monosynaptic reflexes, (b) polysynaptic reflexes, (c) tendon reflexes, (d) extensor reflexes.332views
- Textbook QuestionThe contraction of flexor muscles and the relaxation of extensor muscles illustrate the principle of (a) reverberating circuitry, (b) generalized facilitation, (c) reciprocal inhibition, (d) reinforcement.301views
- Textbook QuestionList, in sequence, the five steps involved in a neural reflex.282views