Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA • Sciatic nerve is the largest nerve in the body • It arises from L4,L5,S1,S2,&S3 • It has two main components 1. Tibial nerve 2. Common peroneal nerve • The level of the division of the Sciatic nerve is variable, but it usually occurs at the […]
Brachial Plexus, Pre and Postganglionic Injury
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA
Anatomy of the Deltoid Muscle
? Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Deltoid muscle Anatomy 3 parts(on the basis of its three origins) 1. Anterior part(lateral 1/3 rd of clavicle) 2. Lateral/acromial part(acromion of scapula) 3. Posterior part/spinal part(spine of scapula) Function of various parts • Anterior-flexes and medially rotates the arm • Lateral-abduction of arm upto […]
Femoral Neck Fracture Anatomy
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA …
Muscle Anatomy Of The Plantar Foot
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Muscles of the plantar aspect of the foot: Muscles of the plantar aspect of the foot are divided into four layers. First layer: 3 muscles Flexor digitorum brevis muscle. Abductor digiti minimi muscle. Abductor hallucis muscle . Second layer :2tendons/ 5 muscles Flexor digitorum longus tendon […]
Anatomy of the Sartorius Muscle
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Anatomy of Sartorius Introduction: It is a superficial muscle and the longest muscle of the body with parallel fibres located over the anterior aspect of thigh. Attachments: Origin: It takes its origin at the anterior superior iliac spine of pelvic bone. Insertion: It is inserted to […]
Anatomy of the Subscapularis Muscle
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Anatomy of the Subscapularis muscle The Subscapularis muscle is a large muscle that originates on the anterior surface of the scapula and lies in front of the shoulder. The muscle passes to its insertion into the humeral head underneath the arch formed by the coracoid process […]
Anatomy of the Sternocleidomastoid Muscle
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA ANATOMY OF STERNOCLEIDOMASTOID INTRODUCTION: Sternocleidomastoid, shortly called as STERNOMASTOID, is one of the largest and most superficial cervical muscle situated in the superficial layer on the side of neck. ORIGIN: The muscle has two origins. STERNAL HEAD CLAVICULAR HEAD The sternal head is located at MANUBRIUM […]
Anatomy of the Adductor Magnus Muscle
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Anatomy of the adductor magnus muscle It is a thick triangular muscle. Origin: Pubic part arises from the inferior pubic ramus. Ischial part arises from the ischial ramus and the inferiolateral part of the ischial tuberosity. Insertion: Pubic part inserts into the gluteal tuberosity and linea […]
Anatomy Of The Upper Arm
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA ANATOMY OF THE UPPER ARM The muscles on the front of the upper arm consists of three muscles. 1. Biceps brachii muscle 2. Brachialis muscle 3. Coracobrachialis muscle BICEPS BRACHII MUSCLE • Biceps is a strong supinator of the forearm. • Flexes the elbow joint. • […]
Anatomy of Biceps Femoris
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Anatomy of biceps femoris It is one of the three flexor muscles (hamstrings) of the posterior thigh. It has two heads. Origin: Long head arises from the upper and medial part on the back of the ischial tuberosity. Short head arises from the lateal lip of […]
Anatomical Structures Around SI Joint
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA IMPORTANT ANATOMICAL STRUCTURES AROUND SACROILIAC JOINT Sacroiliac joint dysfunction is difficult to diagnose and treat. Superior cluneal nerves: conditions associated with problems of cluneal nerves can often be confused with pain involving sacroiliac joint. Cluneal nerves are located 6 cm from posterior superior iliac spine. […]
Anatomy of the Peroneal Muscles
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA ANATOMY OF PERONEAL MUSCLES IN LOWER LEG INTRODUCTION : Peroneal muscles consist group of 3 muscles: Peroneus longus Peroneus Brevis Peroneus Tertius Peroneus longus and P.brevis lies within the lateral compartment where as P. Tertius is located within the anterior compartment of the leg. ATTACHMENTS: […]
Interosseous Muscles Of The Hand
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA There are seven interosseous muscles of the hand- four dorsal interosseous muscles and 3 palmar interosseous muscles. The muscles arise from the shaft of metacarpal bones and inserted to the base of proximal phalanges. The dorsal interosseous muscles also insert to the extentsor expansion of the […]
Anatomy of the Radial and Dorsal Side of Forearm
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA ANATOMY OF THE RADIAL & DORSAL SIDE OF THE FOREARM In forearm there are 12 muscles which is arranged in 3 groups 1) Radial side (superficial) 2) Dorsal side( superficial) 3) Deep group of muscles These 12 muscles help in extending the wrist, the fingers, […]
Anatomy of the Dorsal aspect of the Wrist
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA In the dorsal aspect of wrist , tendons are arranged in 6 compartments. It starts with Abductor Pollicis Longus ,Extensor Pollicis Brevis ,Extensor Carpi Radialis Longus ,Extensor Carpi Radialis Brevis ,Extensor Pollics Longus, Extensor Indicis , Extensor Digitorum ,Extensor Digiti Minimi, and Extensor Carpi Ulnaris . […]
Anatomy of the Volar side of the Wrist
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA The volar aspect of the wrist includes the radius and ulna. The carpal bones are the scaphoid, leonate, triquetrum, pisiform, trapezium,trapezoid,capitate,hamate. An important structure in the volar aspect of the wrist is the Carpal tunnel. Boundaries of the carpal tunnel: Carpal bones dorsally and flexor retinaculum […]
Blood Supply of Long Bone
Courtesy: Sameer Qureshi, Consultant Orthopaedic Surgeon, Ujjain, MP BLOOD SUPPLY OF THE LONG BONE BASIC ANATOMY OF THE LONG BONE The elongated central part of the long bone is called the diaphysis. The enlarged area of the bone at the ends is called the epiphysis and the intermediate bone segment between the two is called […]
Anatomy of Iliopsoas Muscle
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA ANATOMY OF ILIOPSOAS MUSCLE INTRODUCTION: IT INCLUDES 3 MUSCLES : PSOAS MAJOR,PSOAS MINOR(if present),ILIACUS. PSOAS MAJOR ORIGIN : It arises from the transverse processes and lateral aspect of vertebral bodies T12 – L5. COURSE :Runs downwards across the pelvic brim and then passes deep to the […]
Anatomy of The Gluteus Maximus Muscle
Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA GLUTEUS MAXIMUS Gluteus maximus is the largest and heaviest muscle in the body. It is the most superficial of all gluteal muscles that are located at the posterior aspect of hip joint. ORIGIN: The gluteus maximus originates from The gluteal surface of ilium Lumbar fascia Sacrum […]