MUSCLES ATTACHMENTS AND MOVEMENTS MUSCLES OF SHOULDER GIRDLE

MUSCLES ATTACHMENTS AND MOVEMENTS

MUSCLES OF SHOULDER GIRDLE • • • Trapezius Rhomboids Serratus Anterior Levator Scapulae Pectoralis Minor

TRAPEZIUS • Proximal Attachments: Occipital Bone, Ligamentus Nuchae, Thoracic Vertebrae • Distal Attachments: Spine of Scapula, Distal posterior 1/3 of the scapula. • Movements: Elevation, Retraction, Depression, Upward Rotation

RHOMBOIDS • Proximal Attachment- c 7 -t 5 of vertebrae • Distal Attachment- Vertebral (Medial Border of the scapula. • Movements: elevation, retraction, downward rotation.

SERRATUS ANTERIOR • Proximal Attachment- the top of the back surface of the top nine ribs. • Distal Attachment- Vertebral Border of the scapula on the underside • Movements- upward rotation, protraction

LEVATOR SCAPULAE • Proximal Attachment- Transverse Process of the top 4 cervical vertebrae. • Distal Attachment- Superior angle of the scapula • Movements- Elevation of scapula, lateral flexion of the neck

PECTORALIS MINOR • Proximal Attachment- 3 -5 th rib • Distal Attachment- corocoid process • Movements depression, downward rotation, protraction

MUSCLES OF THE SHOULDER JOINT (GLENOHUMERAL JOINT) • • Anterior Deltoid Medial Deltoid Posterior Deltoid Pectoralis Major Latissimus Dorsi Teres Major Rotator Cuff Muscles • • Infra. Spinatus Supra. Spinatus Subscapularis Teres Minor

ANTERIOR DELTOID • Proximal Attachment-distal anterior 1/3 of the clavicle • Distal Attachment- deltoid tuberosity (humerus) • Movements: flexion, inward rotation, minor in horizontal adduction

POSTERIOR DELTOID • Proximal Attachment- spine of scapula • Distal Attachment- deltoid tuberosity • Movements: outward rotation, extension, horizontal abduction

MEDIAL DELTOID • Proximal Attachment- acromion process • Distal Attachment- deltoid tuberosity • Movements: abduction

PECTORALIS MAJOR • Proximal Attachments- sternum, clavicle • Distal Attachment- bicepital groove (humerus) • Movements: horizontal adduction, inward rotation, flexion.

LATISSIMUS DORSI • Proximal Attachment- crest of ilium via lumbosacral fascia, lower 6 thoracic vertebrae, all of lumbar vertebrae • Distal Attachment- bicepital groove (humerus) • Movements: extension, inward rotation, adduction

TERES MAJOR • Proximal Attachment- inferior angle of the scapula • Distal Attachment- bicepital groove (humerus) • Movements: extension, inward rotation, adduction

INFRASPINATUS (ROT. CUF. ) • Proximal Attachment- infraspinus fossa • Distal Attachment- greater tubericle • Movements: outward rotation, horizontal abduction

SUPRASPINATUS (ROT. CUF. ) • Proximal Attachment- supraspinus fossa • Distal Attachment- top of the greater tubericle • Movements: abduction

SUBSCAPULARIS (ROT. CUF. ) • Proximal Attachment- subscapular fossa • Distal Attachment- lesser tubericle • Movements: medial rotation, horizontal adduction

TERES MINOR (ROT. CUF. ) • Proximal Attachment- axillary (lateral) border of the scapula • Distal Attachment- greater tubericle • Movements: outward rotation, horizontal abduction

MUSCLES OF THE ELBOW • • Triceps Brachialis Brachioradialis

TRICEPS • Proximal Attachment: (long head) underneath glenoid fossa, (lateral head) back of the humerus about an inch below the head of the humerus, back surface of the humerus. • Distal Attachment: ulecranon process • Movements: Elbow extension

BICEPS • Proximal Attachment: On top of the glenoid fossa, corocoid process • Distal Attachment: radial tuberosity • Movements: Elbow flexion, forearm supination

BRACHIALIS • Proximal Attachment: distal anterior 2/3 of the humerus • Distal Attachment: coronoid process (ulna) • Movements: Elbow flexion,

BRACHIORADIALIS • Proximal Attachment: supracondylar ridge of humerus • Distal Attachment: styloid process of the radius • Movements: elbow flexion, forearm pronation

WRIST FLEXORS • Proximal Attachment: Medial Epicondyle of the Humerus • Distal Attachment: Carpals, and Metacarpals (Palm side) • Movements: Wrist flexion

WRIST EXTENSORS • Proximal Attachment: lateral epicondyle of the humerus • Distal Attachment: dorsal surface of the carpals and metacarpals. • Movements: wrist extension, and wrist hyperextension

MUSCLES OF THE HIP • • • Sartorius Rectus Femoris Psoas Illiacus Tensor Fascia Latae Gluteus Maximus Gluteus Medius Gluteus Minimus Hip Adductor Muscles

SARTORIUS • Proximal Attachment: Anterior Superior Iliac Spine • Distal Attachment: Tibial Tuberosity • Movements: Hip Flexion, Knee Flexion, Outward rotation, Abduction

RECTUS FEMORIS • Proximal Attachment: Anterior Inferior Iliac Spine • Distal Attachment: Tibial Tuberosity • Movements: Hip Flexion, Knee Extension

PSOAS • Proximal Attachment: Anterior portion of all Lumbar Vertebrae • Distal Attachment: Lesser Trochanter of the Femur • Movements: Hip Flexion, Outward Rotation

ILIACUS • Proximal Attachment: Inside of the Ilium • Distal Attachment: Lesser trochanter of the Femur • Movements: Hip flexion, outward rotation, adduction

TENSOR FASCIA LATAE • Proximal Attachment: Behind the Anterior Superior Iliac Spine • Distal Attachment: Lateral Tibia via the IT band • Movements: Stabilizes the IT Tract, Assists in Hip flexion and inward rotation.

GLUTEUS MAXIMUS • Proximal Attachment: Crest of the Ilium, Lumbo- sacral fascia, Sacrum • Distal Attachment: Greater Trochanter of the Femur, IT Tract • Movements: Hip Extension, Outward Rotation

GLUTEUS MEDIUS • Proximal Attachment: Crest of Ilium, Outside Fossa of the Ilium. • Distal Attachment: Anterior Portion of the Greater Trochanter • Movements: Abduction, Inward Rotation

GLUTEUS MINIMUS • Proximal Attachment: Same as Medius • Distal Attachment: Same as Medius • Movements: Abduction, inward rotation.

HIP ADDUCTORS • Proximal Attachment: Inferior Ramus • Distal Attachment: Lineaspera of the Femur • Movements: Adduction, Outward Rotation.

MUSCLES OF THE KNEE • • • Vastus Lateralis Vastus Medialis Vastus Intermedius Semitendinosis Semimembranosis Biceps Femoris Gastrocnemius Soleus Anterior Tibialis

VASTUS LATERALIS • Proximal Attachment: linea aspera • Distal Attachment: tibial tuberosity • Movements: knee extension

VASTUS MEDIALIS • Proximal Attachment: linea aspera • Distal Attachment: tibial tuberosity • Movements: knee extension

VASTUS INTERMEDIUS • Proximal Attachment: upper anterior 2/3 of femur • Distal Attachment: tibial tuberosity • Movements: knee extension

SEMIMEMBRANOSIS • Proximal Attachment: Ishial Tuberosity • Distal Attachment: Medial portion of tibial tuberosity (same as the sartorius) • Movements: Knee Flexion, hip extension, medial rotation

SEMITENDINOSIS • Proximal Attachment: Ishial Tuberosity • Distal Attachment: Medial tibia tuberosity • Movements: knee flexion, hip extension, medial rotation.

BICEPS FEMORIS • Proximal Attachment: Long Head- Ishial Tuberosity, Short Head- Linea aspera • Distal Attachment: Tibia, and lateral fibula • Movements: knee flexion, hip extension,

GASTROCNEMIUS • Proximal Attachment: back of femur (condyles of the knee) • Distal Attachment: Calcaneus • Movements: Plantarflexion, assists in knee flexion

SOLEUS • • Proximal Attachment: Posterior tibia and fibula Distal Attachment: calcaneus (underneath the gastrocnemius Movements: plantar flexion

ANTERIOR TIBIALIS • Proximal Attachment: lateral tibia • Distal Attachment: top of the 1 st metatarsal • Movements: dorsiflexion, inversion

SPINAL MUSCLES • • Erector Spinae Abdominus Rectus Internal Obliques External Obliques

ERECTOR SPINAE • Proximal Attachment: spinus and vertebral processes of the vertebrae • Distal Attachment: “ “, lumbosacral fascia • Movements: extension and hyperextension of the spine.

ABDOMINUS RECTUS • Proximal Attachment: pelvis • Distal Attachment: costal cartilage of 5 -7 ribs • Movements: flexion, lateral flexion

INTERNAL OBLIQUES • Proximal Attachment: linea alba, lower 4 ribs • Distal Attachment: crest of the ilium, lumbosacral fascia, ingual ligament • Movements: rotation, flexion, lateral flexion

EXTERNAL OBLIQUES • Proximal Attachment: bottom 8 ribs, • Distal Attachment: linea alba, and crest of the ilium • Movements: flexion, lateral flexion, rotation