Anterior and Medial Compartment of the Thigh Lecture Notes PDF

Anterior and Medial Compartment of the Thigh Musculoskeletal block- Anatomy-lecture 12 Editing file  Color guide :...

Anterior and Medial Compartment of the Thigh Musculoskeletal block- Anatomy-lecture 12 Editing file  Color guide : Only in boys slides in Blue Objectives Only in girls slides in Purple important in Red Doctor note in Green Extra information in Grey ✓ List the name of muscles of anterior compartment of thigh. ✓ Describe the anatomy of muscles of anterior compartment of thigh regarding: origin, insertion, nerve supply and actions. ✓ List the name of muscles of medial compartment of thigh. ✓ Describe the anatomy of muscles of medial compartment of thigh regarding: origin, insertion, nerve supply and actions. ✓ Describe the anatomy of femoral triangle & adductor canal regarding: site, boundaries and contents.  For better understanding the Movement of the lecture : Anatomy of the hip bone Hip and Knee joints  The Thigh The thigh is divided into 3 compartments By 3 intermuscular septa (extending from deep fascia into femur) Medial Posterior Anterior Compartment Compartment Compartment Flexors of knee Extensors of knee Flexors of hip Adductors of hip extensors of hip Quadriceps femoris Sartorius Adductor longus divided to 4 muscles : Pectineus Adductor brevis Rectus femoris Iliacus Adductor magnus Vastus intermedius psoas major Hamstrings (adductor part) Vastus medialis Vastus lateralis Gracilis Femoral nerve (L2,3,4) Obturator nerve (L2,3,4) Sciatic nerve (L4,5,S1,2,3) Anterior Compartment Flexors of hip Extensors of knee :Quadriceps femoris iliopsoas: iliacus & Rectus Vastus Vastus Vastus Muscles Sartorius Pectineus psoas major femoris intermedius medialis lateralis Anterior superior Superior Iliacus: ilium of hip bone Anterior Front of shaft Posterior Posterior Psoas: transverse process Origin iliac spine. pubic ramus. of lumbrical vertebral inferior iliac of femur border of border of spine femur femur Back of Upper part of -Into PATELLA (Patella is a sesamoid bone also Pisiform) femur Lesser trochanter of Insertion medial surface of (below lesser femur -From patella into TUBEROSITY OF TIBIA through tibia. LIGAMENTUM PATELLAE (PATELLAR LIGAMENT) trochanter) (TAILOR’S POSITION) JUST Flexion of hip Flexion & Flexion, abduction joint Extension of knee joint Action adduction of & lateral rotation Hip joint. (They’re the main (Rectus femoris also can flex the hip joint) of hip joint Flexion flexors) of knee joint Nerve Supply Femoral nerve PIctures Medial Compartment Adductor magnus Muscles Adductor longus Adductor brevis Gracilis (adductor part) -Body of pubis -Body of pubis -Inferior pubic ramus -Inferior pubic ramus & Origin -Inferior pubic -Ischial ramus. Ischial ramus ramus Upper part of medial Insertion Posterior border of femur (Linea Aspera) surface of tibia (behind sartorius) -Adduction of hip joint Action Adduction of hip joint -flexes knee joint Nerve Supply Obturator nerve PIctures SGS: same insertion and same action (flexes knee joint ) S: Sartorius G: Gracilis S: semitendinosus  Femoral triangle Site Boundaries Roof Floor Content Upper third Base: Lateral: Medial: 1-Superficial and (medial to Lateral) 1- Femoral Vein enclosed in of front of inguinal medial border of medial border Deep Fascia 1- Adductor longus 2- Femoral Artery (Femoral sheath) thigh ligament Sartorius (Outside of adductor 2-Skin 2- Pectineus 3- Femoral Nerve (Outside the femoral sheath) the triangular) longus (Inside the 3- Psoas major 4- Deep inguinal lymph nodes triangular) 4- Iliacus  Adductor canal (Subsartorial canal) intermuscular passage of A fascial envelope for femoral artery & vein to Definition become the popliteal vessels in the popliteal fossa at the back of knee Site In middle third of front of thigh Extent From apex of femoral triangle to adductor hiatus(Adductor magnus) Roof: Sartorius Boundaries Floor: Adductor longus + Adductor magnus important for surgery and anesthesia MCQs Question 1: Body of pubis is the origin of Question 5: The roof of Subsartorial canal A. Adductor brevis A. Sartorius B. Adductor longus B. Adductor longus C. Gracilis C. Femoral vein D. A & B D. Femoral artery Question 2: The femoral sheath covers Question 6: The site of femoral triangle is A. femur A. Lower third of back of thigh B. Femoral nerve B. Upper third of front of thigh C. Sciatic nerve C. Lower third of front of thigh D. Femoral vein D. Upper third of back of thigh Question 3: One of the Rectus femoris actions Question 7: What’s the action of Pectineus muscle upon hip joint? A. Flex the Hip joint A. Flexion B. Flex the knee joint B. Extension C. Extend the hip joint C. Flexion and adduction D. None of the above D. Extension and adduction Question 4: All of the following muscles are inserted in LINEA ASPERA except Question 8: Muscle that insert in Upper part of medial surface of tibia. A. Adductor longus A. Semitendinosus B. Adductor Brevis B. Gracilis C. Adductor Magnus C. Sartorius D. Gracilis D. All of the above Answers: Q1.D- Q2.D -Q3.A -Q4.D- Q5.A- Q6.B-Q7.C- Q8.D  Team members Girls team : Boys team: Ajeed Al Rashoud Khalid AL-Dossari Taif Alotaibi Naif Al-Dossari Noura Al Turki Special thank for Faisal Alqifari Amirah Al-Zahrani Salman Alagla Alhanouf Al-haluli Anatomy team 436 Ziyad Al-jofan Sara Al-Abdulkarem Suhail Basuhail Rawan Al Zayed Ali Aldawood Reema Al Masoud Khalid Nagshabandi Renad Al Haqbani Mohammed Al-huqbani Nouf Al Humaidhi Jehad Alorainy Fay Al Buqami Khalid AlKhani Jude Al Khalifah Omar Alammari Nouf Al Hussaini Alwateen Al Balawi Rahaf Al Shabri Danah Al Halees Team leaders Haifa Al Waily Rema Al Mutawa Good luck Abdulrahman Shadid Amirah Al Dakhilallah Ateen Almutairi Maha Al Nahdi Renad Al Mutawa Give us your feedback: Ghaida Al Braithen Reham Yousef =This lecture done by