Which is a symptom of upper motor neuron lesion Absence of all tendon reflexes Flaccid paralysis Presence is fasciculations Abnormal plantar reflex

Tennis elbow (lateral epicondylitis) is Due to repetitive microtraumas. O More common than medial epicondylitis. O Often involves injury to the extensor carpi radialis brevis muscle. All of the above Question 5

Choose all that apply

Which type of proprioreceptor is sensitive to changes in both muscle length and the speed of muscle contraction? Question 8 options:   golgi tendon organs   muscle spindles   pacinian corpuscle   end organs of Ruffini

Fill in the blank:  The sensory stretch receptors of the knee-jerk reflex are located in the _______________________ muscle.

A tap on the patellar tendon at the knee joint is used to test the knee-jerk reflex. All of the followings are correct, except ---------------------.  The reflex starts with the 1a sensory neurons of the muscle spindle  There is an excitatory stimulus to the motor pool of the extensor muscle There is a stimulation of the excitatory interneuron of the flexor muscle Excitation of the extensor muscle fibers causes the knee extension Muscle contraction depends on coordination between motor pools of antagonistic muscles

Why is back pain so common in humans?

A lesion to the lateral corticospinal tract a C4 would result in which of the following loss? Flaccid paralysis, contralateral at C4 Flaccid paralysis, ipsilateral at C4 Spastic paralysis, contralateral at C4 and below Spastic paralysis, ipsilateral at C4 and below Flaccid paralysis, ipsilateral at L1

Which part of the lower motor neuron circuit causes muscles to contract when they are being stretched? the muscle spindle y motor neurons a motor neurons Golgi tendon organs 17 f6 fs esc

A 68-year-old woman has come to her physician’s office with onset of back pain that began  when she was turning over in bed two days ago. It is most severe between her shoulder blades  and is aggravated by movement, especially bending forward; although any movement above  the waist seems to aggravate it somewhat. She is unable to stand completely upright. The pain  has responded a bit to OTC (over the counter) pain medication she takes for her arthritis, but it  is still quite severe and does not appear to be improving at all.   Physical examination of the patient confirms the symptoms she described. It also demonstrates  that the OA (osteoarthritis) in her left hip has progressed. The patient states that her arthritis  medication does not appear to be as effective as it used to be and she has had to cut back on  many of her activities.   The physician notes on checking her record that she has been a smoker since her teenage years  and she has gradually been losing height at each of…