Nerve root lesions/Dermatomes

Question 1

____ is the 1st significant contribution tot he brachial plexus

Answer 1

C5

Question 2

_____ is the major innervation to the diaphragm (via phrenic nerve)

Answer 2

C4

Question 3

The motor testing for C5 happens with _________of the _________ muscle and _______ testing on _________ tendons

Answer 3

abduction of Deltoid/shoulder muscle and reflex testing on biceps tendons

Question 4

Elbow flexion is controlled by _____ & _____

Answer 4

C5 & C6

Question 5

Triceps extension is controlled by _____

Answer 5

C7

Question 6

The motor testing for C6 happens with _________of the _________ and _______ testing on ______ ______ tendon

Answer 6

extension of the wrist and testing on brachio-radialis tendon

Question 7

The motor testing for C7 happens with _________of the _________ and _______ testing on ______ tendon

Answer 7

flexion of wrist/ extension of fingers and testing on triceps tendon

Question 8

The motor testing for C8 happens with _________of the _________ and _____ testing on reflex

Answer 8

Flexion of fingers and there is no testing on reflex

Question 9

The motor testing for T1 happens with ______/_____of the _________ and _____ testing on reflex

Answer 9

abduction/adduction of interossei fingers and there is no testing on reflex

Question 10

(T12) L1, L2 and L3 control _____/______ flexion

Answer 10

Hip/Iliopsoas flexion

Question 11

Knee Extension is controlled by ____, _____ & _____

Answer 11

(Quadriceps) L2, L3 & L4

Question 12

Hip _____________ of brevis, longus and magnus is controlled by L___-L____

Answer 12

Hip Adduction; L2-L4 (Obturator nerve)

Question 13

The motor testing for L4 happens with _________of the _________ and reflex testing on ______ tendon

Answer 13

Inversion of the Foot (Tibialis Anterior); reflex testing on patellar tendon

Question 14

L4 & L5 control ______ inversion and _________ extension

Answer 14

foot inversion (Tibialis Interior) & ankle extension (FT dorsiflexion)

Question 15

The motor testing for L5 happens with ______ of the _________ and _____ testing on reflex

Answer 15

Extension of the digitorum longus and there is no reflex testing

Question 16

Hip Abduction of the gluteus medius is controlled by L4, _____ & _____

Answer 16

L4, L5 and S1 (superficial gluteal nerve)

Question 17

The motor testing for S1 happens with _________ and _________ and reflex testing on ______ tendon

Answer 17

Peroneus longus & Brevis and reflex testing on achilles

Question 18

L5, S1 and S2 control _______ Eversion. Muscles involved are ________/________, Flex ________, Flex _____________ and _________ posterior

Answer 18

Foot Eversion; Gastrocnemius/soleus, flex digitorum longus, flex, hallicus longus, tibialis posterior

Question 19

L5, S1 and S2 also control _______ extension and connected to the __________ __________/ inferior gluteal nerve

Answer 19

Hip Extension; Gluteus Maximus