OPP MSI exam 2 Flashcards
Functions of the thoracic cage
resiration, protection, pump for venous and lymphatic return and support structure for upper extremities
T1-T3 lcation of spinous process
at level of transverse process of its own
T4-T6 location of spinous process
halfway between 2 transverse processes
T7-T9 location of spinous process
level of transverse process of vertebrae below it
T10-T12
about the same level as it sown transverse process but not exactly equal
definition of true ribs
attach directly to the sternum via chostochondral cartilage
what ribs are true ribs
ribs 1-7
definition of false ribs
attach to sternum via synchondrose to the costochondral cartilage of rib 7
which ribs are false ribs
8-12
which ribs are floating ribs
11-12
definition of floating ribs
do NOT attach to the sternum AT ALL
which ribs are typical ribs
ribs 3-9 and sometimes 10
which ribs are atypical ribs
1,2, 11,12 and sometimes 10
What landmarks will typical ribs have
tubercle, head, neck, angle, and shaft
head of rib
articulates with corresponding and immediately superior vertebrae via demifacets
what part of the rib contains the costal groove
shaft
ribs _______ rotate at the ____________ joint
ribs 1-7 rotate at costotransverse joint
ribs __________glide at the ________joint
8-10, costotransverse joint
do ribs 11 and 12 articulate with the transverse process
NO!
rib 1 is what type of joint
synchodrosis (non-synovial)
ribs 2-7 are what type of joints
synovial articulations; plane gliding
why is rib 2 atypical
because of its large tuberosity for serratus anterior
why are ribs 11 and 12 atypical
articulate only with corresponding vertebrae and LACK tubercles
why is rib 1 atypical
has not rib angle
an elevated rib 1 can affect ___________-
lower brachial plexus
pump handle motion is primarily ribs
ribs 2-5
bucket handle motion is primarily ribs
6-10
caliper motion is primarily ribs
11 and 12
motion of pump handle motion is in what plane
sagittal plane
pump handle motion is BEST palpated at _____________
midclavicular line
the axis of motion for pump handle motion is
costovertebral-costotransverse line
pump handle motion
ribs move anterior and superior with inhalation
bucket handle motion
ribs move laterally and increase transverse diameter with inhalation
bucket handle motion is in what plane
coronal plane
where is bucket handle motion best palpated ?
mid-axillary line
axis of motion of bucket handle ribs is
costovertebral-costosternal line
caliper motion
ribs EXTERNALLY rotate with inhalation
what is the plane of motion for caliper motion
transverse plane
caliper motion is best palpated
3-5 cm lateral to transverse processes
axis of motion for caliper motion is
vertical line
what are the principle muscles involved in rib elevation
diaphragm, external intercostals, and intercondroal part of internal intercostals
what are the accessory muscles of inspiration
sternocleidomastiod, scalenes and serratus anterior, levatores costarum
what muscle is also active during FORCED inspiration
pectoralis minor
what structures are involved in quiet breathing
passive recoil from the lungs and diaphragm relaxation
during active breathing what muscles are active in expiration
internal and innermost intercostals and abdominal muscles
accessory muscles of expiration
serratus posterior inferior and external/internal obliques and transversus abdominus and transversus thoracis
characteristics of inhalation SD
elevates with ease, exhalation restruction, wonβt move inferior with expiration
what is the key rib for inhalation SD
lower rib
exhalation SD
moves inferior with ease, inhalation restriction
key rib for exhalation SD
upper rib
sympathetic innervation comes from what spinal cord levels
T1-L2
parasympathetic innervation somes from
vagus and S2-S4
what is the definition of viscerosomatic reflex
a reflex, iritation, or disease of an internal organ results in reflex dysfunction of a segmentally related muscuoskeletal region, reflex is mediated from autonomic to somatic nerves
T1-T4
thoracic region
chapman reflexes
anterior and posterior tender points that may be the result from viscerosomatic reflexes
5-6 right chapman reflex
liver
6 and 7 right chapman reflex
gallbladder and liver
5 and 6 left chapman reflex
stomach acid,
6 and 7 left chapman reflex
stomach peristalsis
T4 corresponds to
sternal angle or angle of louis
T9 corresponds to
xiphoid process
L3/L4 corresponds to
umbillicus
boundaries for thoracic inlet
manubrium, 1st rib, and T1
inhalation rib stretch
flex arms 90 degrees on inhalation, hold 4-5 seconds and bring arms down in exhalation
inhalation rib isometrics
press firmly on lower ribs, inhale, hold and continue hand pressure during exhalation
exhalation abdominal stretch
put hands on upper abdominals, push abdomen while exhalating, maintain hand pressure as you inhale, hold inhalation for 4-5 seconds
1st rib attachment
anterior (pump) and middle scalene (bucket)
2nd rib attachment
posterior scalene
ribs 3-5 attachment
pectoralis minor pump
ribs 6-10 attachment
serratus anterior bucket
ribs 11-12 attachment
lattisimus dorsi caliper
rib 12
quadratus lumborum caliper
who said this βIn all disease processes, there is hypersympathetic activity.β
Korr
what are the three main components of connective tissue
cells, ECM and muscles
ECM contains
ground substance PAG, fibers, arteries, veins, lymphatics, and nerve receptors and nerves
what are the four layers of fascia
pannicular, investing, visceral and meningeal
what fascial layer is associated with myofascia
investing or deep fascia
functions of fascia
structural support, compartmentalization, nutritional support, immunity,lymphatics, repair, sensorimotor, communication and helps regulate cell function
adaptability
ability to respond to the stresses to meed needs of the system
plasticity
ability to be formed and molded
elasticity
recoverability after stretching
viscosity
rate of deformation under load and capability to yield under stress
what are the four biophysical characteristics of connective tissue/fascia
adaptability, plasticity, elasticity, and viscosity
colloid
non preciptating suspensoin (ie starch)
solgel
colloids that have properties of both solids and liquids
type 1 collagen
most connective tissue
type 2 collagen
cartilage
type 3 collagen
reticular fibers
type 4 collagen
basal lamina
type 5 collagen
bone minderal matrix
how many known types of collagen
25
the membrane matrix contains
integrins
cytoskeleton contains
microtubules, microfilaments, and intermediate filaments
nuclear matrix contains
chormatin, histones, chromatin associated proteins
extracellular matrix contain
collagens lamins, fibronectins and proteolgycans
what are the three special properties of fascia
tensegrity, piezoelectric and non-neurologial communication
definition of tensegrity
architectural system in which structures stabilize themselves by balancing couteracting forces of compression and tension
mechanotranduction
mechanical force acting on a cell membrane causes opening of mechanosensitive pores and distortion of mechanosensitive proteins resulting in signal tranduction into cell and nucleus that causes the generation of a cellular response
what is the piezoelectric phenomenon
mechanical stress is transformed into electrical potentials and electrical potentials are transformed into mechanical motion
ELF frequency
less than 100 Hz
βliving matrixβ
fascia acts as a giant liquid crystal which creates large coherent laser like vibrations secondary o molecular array oscillations
___________are responsible for change of tissue viscosity from sol gel
arrrays
______allow for rapid intercommunication outside the nervous system
arrays
semiconduction
arrays allow for rapid intercommunication outside of NS