– Discussion: – serratus anterior arises from upper eight ribs, inserts on vertebral border of scapula, is innervated by long thoracic nerve, and functions to draw scapula forward in sports such as a jab in boxing; – paralysis produces characteristic prominence (“medial winging”) of vertebral border of the scapula; … Read more
– Pts w/ RA: – may be prone to bacterial infections because of inherent phagocytic defect or because of long-term oral or intraarticular administration of corticosteroid or other immunosuppressive agents; – staph. aureus is recovered from 80 % infected rheumatoid joints; Nongonococcal Bacterial Arthritis in Adults Treated at Boston U.Med Center; … Read more
– See: Motor Conduction Latency: – Sensory Amplitude: – among the earliest changes in a nerve compression sydrome is changes in distal sensory amplitude, followed by an increase in distal sensory latency; – Sensory Conduction Latency: – more sensitive than is motor conduction velocity; – amplitude of action … Read more
– Diff Dx: – reactive transient synovitis (toxic synovitis) – in the report by Kocher MS et al., the authors sought to distinguish transient synovitis vs sepsis on the basis of lab data and patient history; – independent clinical predictors between … Read more
origin: C7 and T1-T6 thoracic transverse processes and articular processes of 4th, 5th, and 6th cervical vertebrae; insertion: between superior and inferior nuchal lines of the occipital; action: extnesion of lateral flexion of the neck and head, and rotates it to the opposite side; nerve supply: posterior rami of the cervial nerves; synergists: splenius group, … Read more
– Discussion: – origin: transverse processes of the first to sixth thoracic, articular processes of the 4th to 7th cervical vertebrae; – insertion: spinous processes of 2nd to 5th cervical vertebrae; – action: – acting bilaterally, extension and hyperextension of the cervical spine; – acting unilaterally, lateral flexion of the neck and head; – synergists: … Read more
origin: the transverse process of the 6th to 10 Thoracic vertebrae; insertion: the spinous process of the 1st to 4th thoracic and 6th-7th cervical vertebrae; action: extends the spine and rotates it toward the opposite side; nerve supply: posterior rami of the thoracic nerves, T1 to T6; synergists: Longissimus Thoracis , Iliocostalis thoracis, Spinalis … Read more
– Anatomy: – origin: ischial tuberosity w/ tendon of biceps femoris; – insertion: pes arserinus – action: – flexes and medially rotates the calf at the knee; extends, adducts and medially rotates the thigh at the hip; – reversed … Read more
L 1 | L 2 | L 3 | L 4 | L 5 | S 1 | S 2 S 3 –Ilio Psoas —- — Sartorius —– – … Read more
– Anatomy: – origin: upper and lower aspect of ischial tuberosity: – insertion: posterior surface of medial condyle of the tibia; – action: flexes and medially rotates the calf at the knee. extends, adducts and medially rotates the thigh at the hip; … Read more