PHT1300:MODULE 1 WITH VERIFIED ANSWERS.

PHT1300:MODULE 1
WITH VERIFIED
ANSWERS.
alar ligament - ANSWER This ligament extends from the sides of the dens to the
lateral margins of the foramen magnum. Limits flexion, rotation and side bending of
cervical spine

anterior longitudinal ligament - ANSWER limits extension of the spine

atlas - ANSWER Cervical vertebra with two large superior facets in which the
occipital rests forming the atlanto-occipital joint

C1-C2 Myotome - ANSWER cervical flexion

C2 Dermatome - ANSWER Suboccipital

C3 Dermatome - ANSWER Subclavicular fossa

C3 myotome - ANSWER cervical lateral flexion

C4 Dermatome - ANSWER Upper Trapezius

C4 myotome - ANSWER shoulder elevation

C5 Dermatome - ANSWER Lateral antecubital fossa

C5 myotome - ANSWER shoulder abduction

C5-C6 myotome - ANSWER elbow flexion

C6 Dermatome - ANSWER Dorsal or palmar surface of thumb

C6 myotome - ANSWER wrist extension

C7 Dermatome - ANSWER Dorsal or palmar surface of 3rd digit

C7 myotome - ANSWER elbow extension

C8 Dermatome - ANSWER Dorsal or palmar surface of 5th digit

C8 myotome - ANSWER finger flexion, thumb abduction

Dens - ANSWER large pointed projection of bone on C2 which functions as the
vertical axis of rotation for rotary movements between the head and the upper
cervical region