Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159363
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: McGraw-Hill Publishing Co.
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Textbook Question
Chapter 29, Problem 2.4A
Effectors of somatic reflex arcs are __________________________ muscles.
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All somatic reflexes share all of the following properties except a. they are quick. b. they are monosynaptic. c. they require stimulation. d. they are involuntary. e. they are stereotyped.
Question 1
Reflexes are voluntary actions. True False
True/False: In a polysynaptic reflex, a sensory neuron synapses directly with a motor neuron.
Chapter 29 Solutions
Laboratory Manual For Human Anatomy & Physiology
Ch. 29 - The impulse over a motor neuron will lead to a. an...Ch. 29 - Stretch reflex receptors are called a. effectors....Ch. 29 - Stretch reflexes include ail of the following...Ch. 29 - Prob. 4PLCh. 29 - Prob. 5PLCh. 29 - The quadriceps femoris is the effector muscle of...Ch. 29 - The posterior roots of spinal nerves contain the...Ch. 29 - The normal patellar reflex response involves...Ch. 29 - A withdrawal reflex employs...Ch. 29 - Interneurons in a withdrawal reflex are located in...
Ch. 29 - A reflex arc begins with the stimulation of a...Ch. 29 - Effectors of somatic reflex arcs are...Ch. 29 - Prob. 2.5ACh. 29 - The effector muscle of the patellar reflex is the...Ch. 29 - The sensory stretch receptors (muscle spindles) of...Ch. 29 - The posterior root of a spinal nerve contains the...Ch. 29 - The normal plantar reflex results in...Ch. 29 - Stroking the sole of the foot in infants results...Ch. 29 - In a stretch reflex arc, when the agonist muscle...Ch. 29 - Synapses, whether excitatory or inhibitory, occur...Ch. 29 - Prob. 2.13ACh. 29 - Prob. 2.14A
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- The central junction of the reflex arc for the patellar reflex consists only of a synapse between the afferent and efferent neuron. Diagram such a reflex arc and label the five major components.arrow_forwardIf a reflex is a limited circuit within the somatic system,why do physical and neurological exams include them totest the health of an individual?arrow_forwardDefine the term stretch reflex and describe how such reflexes are used to anatomically localize SCIarrow_forward
- Reflex output is initiated by an input stimulus and result in an output response. Reflex activity ranges from simple to complex. In a table format, list the different types of reflex and how to assess these functions.arrow_forwardTrace the reflex arc, naming efferent and afferent nerves, receptors, effectors, and integration centers, for the following reflexes: alcaneal tendon reflexarrow_forwardWhy must the withdrawal reflex, but not the stretch reflex, involve a polysynaptic reflex arc?arrow_forward
- What are the components of a reflex arc and what is the difference between a somatic motor reflex and a visceral reflex arc?arrow_forwardAfter injuring his back lifting a sofa, Tom exhibits a positive Babinski reflex. What does this imply about Tom’s injury?arrow_forwardList the components of reflex arc in correct sequence?arrow_forward
- Identify the Golgi tendon reflex (which is an innate reflex) as (a) spinal or cranial, (b) somatic or visceral, (c) monosynaptic or polysynaptic, and (d) ipsilateral or contralateral.arrow_forwardQUESTION 1 Which of the following classifications are appropriate for the plantar reflex? Select all that apply. Monosynaptic Spinal Superficial Cranial Visceral Polysynaptic Flexor Somatic Stretch QUESTION 2 Which of these classifications are based on the number of neurons involved in the arc? Select all that apply. Superficial Somatic Flexor Stretch Visceral Monosynaptic Polysynaptic Spinal Cranialarrow_forwardCompare and contrast the neural paths for a somatic reflex versus a visceral reflex. (answer max 10sentences)arrow_forward
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