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74 Cards in this Set

  • Front
  • Back
Pectoralis Major
Origin, Insertion, Innervation and Action
Ribs and Middle of clavical and anterior of sternum
Inserted into Front of Humerus
Medial Pectoral n. (C8, T1)
Pectoral branch of thoracoacromial
Adduction of arm, medial rotation of arm and flextion of humerus
Pectoralis Minor
Origin, Insertion, Innervation and potential blood supply
Ribs 3-5
Coracoid Process
Medial Pectoral n. (C8, T1)
protract scapula and stabilize
Name of Top and Bottom of the thorax called (upper/lower border)
Superior and Inferior Thoracic aperture
Name the order of the artery off of the Aortic Arch ending in the brachial artery
Brachialcephalic trunk, subclavius, axillary, brachial
Three veins that we are responsible for that are superficial and not near an artery
Cephalic, Basillic, Median Cubital
What happens when the Long Thoracic nerve is cut by accident?
winging of the scapula because of loss of function of the serratus anterior
Name the three parts of the sternum and location (rib wise)
manubrium (T2-4), body of sternum (T4-9) and xiphoid process
Each are separated by joints named for the two parts it connects
What's the difference between systemic circulation and pulmonary circulation? Which parts of the heart are attributed to each?
Systemic is oxygenated blood into the body from the Left heart
Pulmonary circulation is deoxygenated blood to lungs from Right heart
From the Brachial v back to the Right atrium, give the order
brachial, axillary, subclavian (joins with internal jugular to form...), brachial cephalic,R&L join to form Superior vena cava
What is the name of the artery that goes down the front of the body? The back? around the intercostal spaces?
Front: Internal thoracic a.
Back: Posterior intercostal a.
Sides: anterior intercostal branches meet up and anastomose while cutaneous branches pass through ribs and toward skin
What is anastomosis? Give an example in the shoulder/arm region
Junction at which two vessels (artery artery or vein-vein) meet. blood flow depends on local factors

Example: posterior intercostal with dorsal scapular a.
or
anterior/posterior humeral circumflex
What is venae comitantes? Give an example or two
two veins that accompany a larger artery

brachial vein
pulmonary vein
Do veins or arteries have valves?
Arteries do not. Veins can but not all do.
What separates the subclavian artery, axillary artery and brachial artery?
subscapular is until the lower part of the first rib and brachial begins at the bottom of teres major
Where does the brachial plexus come from?
The ventral rami of Cervical spinal nerves 5, 6, 7 8 and thoracic 1
What are the two things coming out from the back of the triangular space?
scapular circumflex
What comes out of the quadrangular space?
Posterior humeral circumflex artery and vein and the axillary nerve
What are the boundries of the axilla
medial border is serratus anterior and ribs
lateral border is humerus
anterior border is subclavius, pect. major and pect. minor
posterior is lat. dorsi, teres major and subscapularis
apex is clavicle, 1st rib and scapula
bottom is axillary deep fascia
What does the clavipectoral fascia cover?
subclavius and pect. minor
What can be seen in the deltopectoral triangle
deltoid branch of thoracoacromial trunk
and
cephalic vein
What are the 6 branches of the axillary artery and their respective branches (if large)
Superior Thoracic (1st)
Thoracoacromial Trunk (2nd)
--4 branches: pectoral, deltoid, acromial, clavicular
Lateral Thoracic (2nd)
Posterior and Anterior Humeral Circumflex (3rd)
Subscapular (thoracodorsal and scapular circumflex)
what are the five sections of the brachial plexus
5 Rami, 3 trunks, 6 divisions, 3 cords, 6 branches, 5 nerves
Which branches of the brachial plexus fom the M
Medial head of Median nerve
lateral head of median nerve
musculocutaneous nerve, median nerve
ulnar nerve
What's the difference between ganglion and nucleus? Where can they be found?
ganglion is cell bodies in PNS
nucleus is cell bodies in CNS
How many axon and dendrites can neurons have? what is a perikaryon
1 axon (send) and many dendrites (receive)
perikaryon is the cell body of a neuron
How many pAIRS of spinal nerves do we have? Where are they located
8 cervical, 12 thoracic, 5 lumbar, 5 sacral, 1 coccygeal
Which root is responsible for motor function? sensorty?
Motor - ventral
sensory- dorsal
What is a dermatome and how is it formed
Area of skin that is supplied by a nerve. These do not meet like vessels. cutaneous nerves. Grows outward as limb buds
How many vertebrae do humans have?
33: 7 cervical, 12 thoracic, 5 lumbar 5, sacral, 4 coccygeal
Name the 2 bone on the back of the head
Occipital and temporal
Which are the two primary curvatures of the spine? The two secondary?
Primary: Thoracic and sacral

Secondary: Cervical and Lumbar
What are two pathological exaggerations of the curvatures?
Thoracic -> kyphosis

Lumbar -> Lordosis

Scoleosis -> Lateral spine curve
What muscle border the triangle of auscultation? What is it used for?
Latissimus dorsi, rhomboid major, trapezius

Used to listen to breath sounds
What is the Lumbar Triangle and its borders?
Latissimus dorsi, external oblique and iliac crest --- weak area prone to hemorrages
What artery/vein and nerve is located deep to the trapezius?
superficial branch of the transverse cervical artery/vein
Spinal accessory nerve Cranial nerve XI
Trapezius: Origin, Insertion, Innervation, Action
midline C7-T12 and neck
pectoral girdle in a V
spinal accessory nerve CXI

Elevate, Depress, Retract Rotate
Latissimus dorsi: Origin, Insertion, Innervation, Action
spine T7-12 and iliac crest
front of humerus
Thoracodorsal (C5,6)
Medial rotation of arm
Adduct of arm
extent of arm
Levator scapulae: Origin, Insertion, Innervation, Action
Neck vertebrates
superior angle of scapula
dorsal scapular (C5)
elevation
Rhomboid Major: Origin, Insertion, Innervation, Action
midline
medial border of scapula below spine
Dorsal scapular (C5)
retract, rotation
Rhomboid Minor: Origin, Insertion, Innervation, Action
midline
medial border at level of spine of scapula
Dorsal scapular (C5)
retract, rotation
What are the four major vasculatures of the shoulder? (arteries)
dorsal scapular (deep branch of transverse cervical artery

thoracodorsal

posterior cutaneous branches

scapular circumflex
What muscles SITS attach on the greater tubercle?
Lesser tubercle?
greater: supraspinatus, infraspinatus, teres minor

lesser: subscapular
What nerves are near bones or diving through muscles (1)?
Axillary (head of humerus), radial (radial groove), ulnar nerve (medial epicondyle)-- funny bone

musculocutaneous (dives through coracobrachial
What groove lies between the greater tubercle and lesser tubercle?
Intertubercular groove
Which muscle attach on the supraglenoid tubercle? infraglenoid tubercle?
supra: long head of biceps brachii
infra: long head of triceps
Where does the deltoid Insert?
Deltoid tuberosity
Deltoid: Origin, Insertion, Innervation, Action
V of the pectoral girdle
deltoid tuberosity
axillary nerve
flex, medial rotate, abduct, extend, lateral rotate (ARM)
Teres Major: Origin, Insertion, Innervation, Action
bottom of scapula
intertubercular groove (front of humerus!)
Lower subscapular
medial rotate, adduct
Teres Minor: Origin, Insertion, Innervation, Action
later mid scapula
inferior facet of GT
axillary nerve (C5,6)
lateral rotate arm, adduct
Supraspinatus: Origin, Insertion, Innervation, Action
supraspinous fossa
superior facet of GT
suprascapular nerve (C5,6)-upper trunk
abduct arm
infraspinatus: Origin, Insertion, Innervation, Action
infraspinous fossa
middle facet of GT
suprascapular nerve (C5,6) - adduct, lateral rotation
Subscapularis: Origin, Insertion, Innervation, Action
subscapular fossa
lesser tubercle
Upper and Lower subscapular (C5,6)
Vasculature of the superficial back (arteries)
Transverse Cervical: superficial and deep (dorsal scapular
suprascapular (goes around scapula in notch)
scapular circumflex
post/ant. humeral circumflex
cutaneous branches anastomose with dorsal scapular
What's the difference between supination and pronation on the forearm?
supination is palm up and is helped by the biceps brachii
What is the separation of brachial compartments anterior and posterior called?
intermuscular fascial septum until the supracondyle ridges

muscle, nerve and artery in each
Biceps brachii: Origin, Insertion, Innervation, Action
Short head: coracoid process
Long head: supraglenoid tubercle
radial tuberosity and bicipital aponeurosis
musculocutaneous (C5,6,7)
Flexion of arm
supination
flexion of forearm
brachialis: Origin, Insertion, Innervation, Action
anterior humerus
ulna
musculocutaneous (C5,6,7)
flexion of forearm
coracobrachialis: Origin, Insertion, Innervation, Action
coracoid process
middle third of humerus
musculocutaneous (C5,6,7)
adduction
flexion of arm
Triceps Brachii: Origin, Insertion, Innervation, Action
Long: infraglenoid tubercle
Lateral: above groove
Medial below groove
Ulna
Radial (C5,6,7,8, T1)
extension of forearm
anconeus: Origin, Insertion, Innervation, Action
epicondyle across elbow
ulna
Radial (C5,6,7,8 T1)
extension of forearm
Nerves that supply sensory perception to the arm and their origination
Supraclavicular nerve (cervical plexus)-- sensory only
Superior Lateral Brachial Cut - Axillary n.
Inferior Lateral Brachial Cut. - Radial
Posterior Brachial Cut. - Radial
Medial Brachial Cut.-C5,6
Intercostobrachial -Spinal nerve T2
Vasculature of the arm
Anterior/Posterior circumflex


Brachial (anterior)
Deep Brachial/Profunda brachii (posterior)
Muscular Branches off brachial
IF the clavicle fractures where and what happens after?
fractures toward the lateral third.. proximal side points up because of sternocleidomastoid
What are major components of the Sternoclavicular Joint. Does this dislocate ever?
articular capusle, and disc
anterior/posterior sternoclavicular ligaments, inerclavicular ligaments, costoclavicular ligament

No
What are the major components of the Acromioclavicular joint? What happens to this joint?
articular capsule and disk, coracoclavicular ligaments (conoid and trapezoid), superior and inferior acromioclavicular ligaments

separated shoulder by falling on tip of shoulder
What are the major components of the glenohumeral joint?
casular ligaments
glenohumeral ligaments
transverse humeral ligament (pin down head of biceps)
coracohumeral ligament
coracoacromial ligament

Dislocated shoulder - weakest in the back
What are major components of the Sternoclavicular Joint. Does this dislocate ever?
articular capusle, and disc
anterior/posterior sternoclavicular ligaments, inerclavicular ligaments, costoclavicular ligament

No
What are the major components of the Acromioclavicular joint? What happens to this joint?
articular capsule and disk, coracoclavicular ligaments (conoid and trapezoid), superior and inferior acromioclavicular ligaments

separated shoulder by falling on tip of shoulder
What are the major components of the glenohumeral joint?
casular ligaments
glenohumeral ligaments
transverse humeral ligament (pin down head of biceps)
coracohumeral ligament
coracoacromial ligament

Dislocated shoulder - weakest in the back
Triceps Brachii: Origin, Insertion, Innervation, Action
Long: infraglenoid tubercle
Lateral: above groove
Medial below groove
Ulna
Radial (C5,6,7,8, T1)
extension of forearm
anconeus: Origin, Insertion, Innervation, Action
epicondyle across elbow
ulna
Radial (C5,6,7,8 T1)
extension of forearm
Nerves that supply sensory perception to the arm and their origination
Supraclavicular nerve (cervical plexus)-- sensory only
Superior Lateral Brachial Cut - Axillary n.
Inferior Lateral Brachial Cut. - Radial
Posterior Brachial Cut. - Radial
Medial Brachial Cut.-C5,6
Intercostobrachial -Spinal nerve T2
Vasculature of the arm
Anterior/Posterior circumflex


Brachial (anterior)
Deep Brachial/Profunda brachii (posterior)
Muscular Branches off brachial
IF the clavicle fractures where and what happens after?
fractures toward the lateral third.. proximal side points up because of sternocleidomastoid