Muscles - Back

Question 1

Name the origin and insertion for Quadratus Lumborum?

Answer 1

O - POSTERIOR ILIAC CREST + ILIOLUMBAR LIG

I - LAST RIB, TVP’S, L1 - L4

Question 2

What actions does Quadratus Lumborum produce?

Answer 2

UNILATERALLY ELEVATES HIP
+
LATERALLY FLEXES VERTEBRAL COLUMN

Question 3

Name the origin and insertion for Iliocostalis (Lumborum)?

Answer 3

O - COMMON TENDON

I - TVP’S L1 - L3 + RIBS 6 - 12 (POST SURFACE)

Question 4

Name the origin and insertion for Iliocostalis (Thoracis)?

Answer 4

O - POST SURFACE RIBS 1 - 12

I - TVP’S LOWER CERVICAL C3 - C7

Question 5

What actions does Iliocostalis produce?

Answer 5

BILATERALLY FLEXES VERTEBRAL COLUMN
+
UNILATERALLY - LATERALLY FLEXES VERT COL. TO SAME SIDE

Question 6

Name the origin and insertion for Longissimus (Thoracis)?

Answer 6

O - COMMON TENDON

I - LOWER 9 RIBS + T-SPINE TVP’S

Question 7

Name the origin and insertion for Longissimus (Cervices)?

Answer 7

O - TVP’S T1 - T5

I - TVP’S C-SPINE

Question 8

Name the origin and insertion for Longissimus (Capitis)?

Answer 8

O - TVP’S T1 - T5

I - MASTOID PROCESS TEMPORAL BONE

Question 9

What actions does Longissimus (CERVICES AND CAPITIS) produce?

Answer 9

ASSISTS IN LAT FLEXION + ROTATION OF HEAD AND NECK

Question 10

Name the origin and insertion for Spinalis (Thoracis)?

Answer 10

O - SP’S UPPER LUMBAR + LOWER T VERT

I - SP’S OF UPPER T-SPINE VERTEBRAE

Question 11

Name the origin and insertion for Spinalis (Cervices)?

Answer 11

O - NUCHAL LIGAMENT + GSP

I - SP’S OF C2 - C7

Question 12

Name the origin and insertion for Multifidi?

Answer 12

O - SACRUM + TVP’S of L - C SPINES

I - SP’S OF L-SPINE TO C2

Question 13

What actions are produced by multifidi?

Answer 13

EXTENDS VERTEBRAL COLUMN
+
ROTATION TO OPPOSITE SIDE