neuro5

Question 1

characteristic feature of NMJ disorders

Answer 1

degree of weakness may change from hour to hour

Question 2

shoulder abduction muscle, nerve, root

Answer 2

deltoid, axillary, C5

Question 3

elbow flexion muscle nerve root

Answer 3

biceps, musculocutaneous nerve, C5.C6

Question 4

elbow extension

Answer 4

triceps radial c7

Question 5

wrist extension

Answer 5

wrist extensors, radial, c7

Question 6

finger flexion

Answer 6

finger flexors, median, ulnar, c8/t1

Question 7

finger extension

Answer 7

finger extensors, radial, c7

Question 8

finger abduction

Answer 8

interossei, ulnar, c8/t1

Question 9

hip flexion

Answer 9

iliopsoas, nerve to iliopsoas, L1/L2/L3

Question 10

hip abduction

Answer 10

gluteus medius, minimus, superior gluteal nerve, l5

Question 11

hip adduction

Answer 11

hip adductor,s, obturator nerve, L3

Question 12

hip extension

Answer 12

gluteus maximus, sciatic, s1

Question 13

knee flexion

Answer 13

hamstrings, sciatic, L5,S1

Question 14

knee extension

Answer 14

quadriceps, femoral, L3/L4

Question 15

plantar flexion

Answer 15

gastrocnemius, soleus; tibial nerve; S1

Question 16

dorsiflexion

Answer 16

tibialis anterior, peroneal nerve; L5

Question 17

foot eversion

Answer 17

peroneus muscles, peroneal nerve; S1

Question 18

foot inversion

Answer 18

tibialis posterior, tibial nerve; L5

Question 19

great toe extenson

Answer 19

extensor hallucis longus; peroneal nerve; L5

Question 20

single radiculopathies causes

Answer 20

herniated discs or by reactivation of VZV

Question 21

what root is associated with biceps reflex?

Answer 21

c5

Question 22

root assoc with brachioradialis reflex

Answer 22

c6

Question 23

root associated with triceps reflex

Answer 23

c7

Question 24

root assoc with finger flexor reflex

Answer 24

c8/t1

Question 25

reflex assoc with patellar reflex

Answer 25

L4

Question 26

root assoc with hip adductor reflex

Answer 26

L3

Question 27

root assoc with ankle jerk reflex

Answer 27

s1

Question 28

nerves path for motor

Answer 28

UMN starts in the brain, synapses in the SC, where there is a second neuron that synapses also in the SC on a third, which then innervates the skeletal muscle

Question 29

pattern of weakness with UMN

Answer 29

in upper extremity, extensirs and abductors become weaker than flexors and adductors; in LE, muscles that shorten the leg becme weaker tha muscles that extend the leg;

Question 30

spasticity, hyperactive reflexes, and babinski sign

Answer 30

UMN lesion

Question 31

UMN lesions affect on the face

Answer 31

weakness of the lower face but not the upper face; weakness with volitional movements but not emotional smile

Question 32

Signs of LMN lesion

Answer 32

wasting and fasciculations

Question 33

LMN lesions effect on the face

Answer 33

weakness of the upper and lower face, seen with all movement; example is bell’s palsy

Question 34

deep tendon (muscle stretch) reflexes below the level of a SC lesion

Answer 34

increaed

Question 35

Amyotrophic lateral sclerosis

Answer 35

degeneration of both the corticospinal tracts and anterior horn cells

Question 36

lesions in the base of the pons

Answer 36

weakness of the ipsilateral face and contralateral arm and leg because descending motor fibers to the face have crossed buth those to the body have not

Question 37

parasagittal cerebral lesion

Answer 37

leg weakness

Question 38

lateral cerebral lesions

Answer 38

face and arm weakness