LAB FINAL

Question 1

ATYPICAL vertebra - whole spine

Answer 1

C spine - C1,C2,C7
thoracic - T1,T9-12
Lumbar = L5

Question 2

COUPLED MOTIONS

Answer 2

lat flexion and rotation always happen at the same time except C1 C2

upper - ipsi
lower - contra

Question 3

what SP’s do not have bifid

Answer 3

C1, C7

Question 4

ligaments of spine ant –> post

Answer 4

ALL
PLL
FLAVUM
INTERSPINIUS
SUPRASPINOUS

Question 5

MM test deep neck flexors

Answer 5

supine, elbows bent, hands overhead

flexion of cervical spine by lifting head from table

pressure against forehead in posterior direction

Question 6

serratus posterior superior

Answer 6

SP’s C7-T3 –> superior external border ribs 2-5

Question 7

serratus posterior inferior

Answer 7

SP’s T11-L3 -> ribs 9-12

Question 8

what is the attachment site for the 1st rib on the manubrium called

Answer 8

costal notch on
suprasternal / jugular notch

Question 9

subclavius

Answer 9

1st rib –> middle 1/3 clavicle
nerve to subclavius
depresses and stabilize clavicle

Question 10

external intercostal fibre direction vs inner and innermost

Answer 10

external - inferiorly and medially

inners - inferiorly and laterally

Question 11

facet joint

Answer 11

plane
uniaxial

gliding
flex/ext
lat flexion w rotation

Question 12

intervertebral joint

Answer 12

cartilaginous
symphysis
amphiarthrosis
triaxial

Question 13

nutation

Answer 13

ant and inferiorly
pelvic outlet enlarges
ischial tuberosities seperate
pubic symp approx
iliac crest approx
PSIS separate
ASIS flare in

Question 14

what are the 2 pubic ligaments

Answer 14

superior and inferior (arcuate)

Question 15

external oblique

Answer 15

external surfaces ribs 5-12 –> linea alba, pubic tubercle, ant half iliac crest

Question 16

internal oblique

Answer 16

ant and mid 1/3 iliac crest, lat 2/3 inguinal ligament

inferior borders ribs 10-12, linea alba, crest of pubis

Question 17

transverse abdominis

Answer 17

internal surface costal cartilage 7-12 w diaphragm, thoracolumbar fascia, ant 3/4 iliac crest, lat 1/3 inguinal ligament

–>

linea alba

Question 18

rectus abdominis

Answer 18

pubic crest, pubic symphysis

costal cartilage ribs 5-7, xiphoid process

Question 19

QL

Answer 19

iliolumbar ligament, iliac crest

inferior border 12th rib, TVP L1-L4

Question 20

actions of QL

Answer 20

uni - elevates pelvis, lat flexion of trunk, depress 12th rib

bilat - extend lumbar spine - increase lordosis

Question 21

structure of spinal discs

Answer 21

cervical - thicker ANTERIORLY
thoracic = equal
lumbar - thicker ANTERIORLY

Question 22

articular surfaces in lumbar spine

Answer 22

superior and inferior articular processes

Question 23

diaphragm

Answer 23

sternal - 2 slips xiphoid process
costal - inner surface ribs 6-12
bodies of upper lumbar vertebra

central tendon

PRHENIC

Question 24

superior gemellus

Answer 24

spine of ischium -> medial surface greater trochanter

Question 25

inferior gemellus

Answer 25

proximal part ischial tuberosity –> medial surface greater trochanter

Question 26

obturator internus

Answer 26

pelvic surface obturator membrane , pelvic surface ischium –> medial surface greater trochanter

Question 27

obturator externus

Answer 27

rami of pubis
trochanteric fossa