Posterior Thigh & Popliteal Fossa Flashcards
With the exception of the Short Head of the Biceps Femoris M., all of the true hamstrings originate from which of the following structures?
A. Ischial Tuberosity
B. Lateral Lip of Linea Aspera
C. Medial Lip of Linea Aspera
D. Medial Supracondylar Line
E. Lateral Supracondylar Line
Ischial Tuberosity
The Short Head of the Biceps Femoris M, originates from what 2 structures?
A. Ischial Tuberosity
B. Lateral Lip of Linea Aspera
C. Medial Lip of Linea Aspera
D. Medial Supracondylar Line
E. Lateral Supracondylar Line
Lateral Lip of Linea Aspera
Lateral Supracondylar Line
With the exception of the Short Head of the Biceps Femoris M., all of the true hamstrings are innervated by which of the following nerves?
A. Common Fibular Division of the Sciatic N.
B. Tibial Division of Sciatic N.
C. Femoral N.
D. Superficial Fibular N.
Tibial Division of Sciatic N.
The Short Head of the Biceps Femoris M. is innervated by which of the following?
A. Common Fibular Division of the Sciatic N.
B. Tibial Division of Sciatic N.
C. Femoral N.
D. Superficial Fibular N.
Common Fibular Division of the Sciatic N.
T/F: All of the posterior thigh muscles flex the leg and, with the exception of the short head of the biceps femoris, extend the thigh as well
True
Where does the Semitendinosus M. insert? What’s another name for this location
A. Medial Tibial Condyle (posterior part)
B. Fibular head (lateral aspect)
C. Anteromedial aspect of superior tibia
D. Anterlateral aspect of superior tibia
Anteromedial aspect of superior tibia
Pes Anserinus
Where does the Semembranosus M. insert?
A. Medial Tibial Condyle (posterior part)
B. Fibular head (lateral aspect)
C. Anteromedial aspect of superior tibia
D. Anterlateral aspect of superior tibia
Medial Tibial Condyle (posterior part)
Where does both the short head and long head of the Biceps Femoris insert?
A. Medial Tibial Condyle (posterior part)
B. Fibular head (medial aspect)
C. Anteromedial aspect of superior tibia
D. Fibular head (lateral aspect)
Fibular head (lateral aspect)
The Sciatic N. is located _____ to the long head of the biceps femoris M.?
A. Superior
B. Inferior
C. Superficial
D. Deep
Deep
The Pes Anserinus is a 3-fingered conjoined tendon that is a common insertion for what 3 muscles from superficial to deep?
Sartorius M.
Gracilis M.
Semitendinosus M.
SGSt
The Pes Anserinus is ______ to the medial collateral ligament and tibial collateral ligament.
A. Deep
B. Superficial
C. Anterior
D. Inferior
Superficial
Which of the following correctly describes Pes Anserine Bursitis?
A. Definitely not due to overuse or trauma, just happens sporadically
B. Definitely not consistent pain that’s aggrevated by climbing stairs (flexion and internal rotation)
C. Inflammation of the semimembranosus located between the T. of the Semimembranosus M. and the Tibial Collateral L.
D. Inflammation of the Anserine Bursa located between the Pes Anserinus and the Medila Collateral Ligament
Inflammation of the Anserine Bursa located between the Pes Anserinus and the Medila Collateral Ligament
The distal tendon of the Semimembranosus M. is divided into two main parts. What structure does each insert onto?
Which one forms part of the popliteal floor, and reinforces intracondylar portion of the knee joint?
Medial Tibial Condyle
Oblique Popliteal L.
What are the 3 functions of the Semitendinosus M, Semimembranosus M., and Long Head of the Biceps Femoris M.?
Flex the Leg
Extend the Thigh
Medially Rotate flexed leg (Internal Rotation)
Which of the following actions are performed by the Short Head of the Biceps Femoris?
A. Flex Leg and Medial Rotate Thigh
B. Extend thigh
C. Extend thigh and laterally rotate thigh
D. Flex Leg and Laterally Rotate thigh
Flex Leg and Laterally Rotate thigh
Which of the following actions are performed by the “hamstring portion” of the Adductor Magnus M.?
A. Flex Leg and Medial Rotate Thigh
B. Extend thigh
C. Extend thigh and laterally rotate thigh
D. Flex Leg and Laterally Rotate thigh
Extend thigh
Like the other true Hamstrings, the Adductor Magnus M originates from the ischial tuberosity, and inserts on which of the following structures?
A. Adductor tubercle on the Medial Condyle
B. Adductor tubercle on the Lateral Condyle
C. Fibular Head (latearl aspect)
D. Lateral Lip of Linea Aspera
Adductor tubercle on the Medial Condyle
The “hamstring portion” of the Adductor Magnus M. shares a similar innervation pattern as the other true hamstrings. What is the name of this nerve?
Tibial Division of the Sciatic N.
What muscle is the termination of the Adductor Hiatus?
A. Adductor Longus M.
B. Adductor Brevis M.
C. Adductor Magnus M.
D. Semitendinosus M.
Adductor Magnus M.
between the heads of the adductor magnus m.
Hamstring injury generally refers to a muscle strain or tear, but can also refer to a hamstring tendinopathy, and can involve avulsion fractures from the ischial tuberosity. These injuries are classified into grades. Which of the following correlates with Grade I?
A. Minimal loss in strength
B. Partial tears with some intact muscle fibers
C. Complete loss of motor function
D. None of the above
Minimal loss in strength
Grade I
- small disruption in structural integrity
- minor swelling and pain
- minimal loss in strength
Hamstring injury generally refers to a muscle strain or tear, but can also refer to a hamstring tendinopathy, and can involve avulsion fractures from the ischial tuberosity. These injuries are classified into grades. Which of the following correlates with Grade II?
A. Minimal loss in strength
B. Partial tears with some intact muscle fibers
C. Complete loss of motor function
D. None of the above
Partial tears with some intact muscle fibers
Grade II
- partial tears
- pain
- definite loss of strength
Hamstring injury generally refers to a muscle strain or tear, but can also refer to a hamstring tendinopathy, and can involve avulsion fractures from the ischial tuberosity. These injuries are classified into grades. Which of the following correlates with Grade III?
A. Minimal loss in strength
B. Partial tears with some intact muscle fibers
C. Complete loss of motor function
D. None of the above
Complete loss of motor function
Grade III
- complete tear
- swelling, severe pain and typically accompanied hematoma
- complete loss of motor function
Which of the following arteries supplies the posterior thigh muscles and the adductor magnus M.?
A. Descending Branch of Lateral Femoral Circumflex A.
B. Descending Genicular A.
C. Perforating As. of the Deep Femoral A.
D. AScending branch of medial femoral circumflex A.
Perforating As. of the Deep Femoral A.