PPT-Pectoral Girdle A pectoral girdle

is a skeletal complex in the body wall immediately behind the head that articulates with the anterior fins or limbs This is a picture of the rayfinned fish Polypterus which exemplifies the basic pattern of all pectoral girdles. Origin of limbs. Crawling. Superorder Crossopterygii. Subclass Labyrinthodontia. Transition to land. (lobe fins). Function and Trends. Locomotion. Support. Functional diversification distally. Decreased number of bones. Appendages and supporting girdles. Pectoral Girdle. Function. Pectoral Girdle – Replacement bones. Coracoid. (Epicoracoid). Scapula. Suprascapula. Pectoral Girdle – Membrane bones. Clavicle. Cleithrum. POSTCRANIAL SKELETON - . II. ORIGIN OF PAIRED LIMBS, PECTORAL GIRDLE, . AND . HUMERUS. S. S. Sumida. Major themes we examine in this lecture include. :. The origin of paired limbs in general.. Evolution of the pectoral girdle: detachment of girdle from skull. Monotremes. Luo. et al. (2002).. Node labeled 1 indicates our (stable) . clade. -based definition of . Mammalia. .. This is the commonly used crown-. clade. definition.. Luo. et al. (2002).. We’ll look first at the . Lucie Shawcross * Intro to Bones * Exercise Science Majors. Main Menu. Main menu. APPENDICULAR SKELETON. PECTORAL GIRDLE. UPPER BODY 1. UPPER BODY 2. UPPER BODY 3. PELVIC GIRDLE. LOWER BODY 1. LOWER BODY 2. Prominence of sternumPectoral muscle shape 0Sternum sharpMuscle depressed1Sternum easy to distinguishMuscle neither depressed, sharpbut not sharpnor rounded2Sternum still distinguishableMuscle slightl Ms. Hays – Spring 2014. External Nares (Nostrils). Pair of openings on each side of the head . cranial. from the eyes. Taken up into the smaller of the two openings and expelled through the larger openings . BY . DR ANYANWU GE. INTRODUCTION . The breast is a modified sebaceous and exocrine gland in both males & females.. Rudimentary in males but well developed in females after puberty . It produces milk for the infants & serves as accessory sexual organ.. #1 Clavicle. #5 . radius. #. 10 . ulna. #4 Humerus. Scapula . Costal cartilage. Shoulder Girdle Retraction (Adduction). Rhomboid Major. Origin. Insertion. Action. Nerve Supply. Palpation. Rhomboid Minor. Origin. Insertion. Action. Nerve Supply. Palpation. Trapezius. Origin. Insertion. 8-. 2. Overview of the Skeleton. two regions . of the skeleton. axial skeleton . – forms the central supporting axis of the body. skull, auditory ossicles, hyoid bone, vertebral column, and thoracic cage (ribs and sternum). I. Vertebral Column. Extends . from the skull to the . pelvis; forms . the vertical axis . of skeleton. Vertebrae are . separated by . intervertebral. discs.. C. . P. rotects . the spinal . cord. Sacrum formed . Pelvic. , . Obstetric . & . Gynaecological . Physiotherapy: BSUH.NHS TRUST. . To understand the symptoms that you are experiencing.. To help you identify changes you can make in your daily living.. By:. PROF. Saeed Abuel Makarem. DR.SANAA AL-SHAARAWY. OBJECTIVES. At the end of the lecture the students should be able to :. Identify and describe the . muscles of the pectoral region.. Pectoralis major..