Exam 3 Anatomical Kinesiology
Which of the following structures originates both on the ischial tuberosity as well as the lower half of the linea aspera and lateral condyloid ridge?
Biceps Femoris
Which of the following muscles externally rotates the lower leg?
Biceps femoris
____ is a condition arising when the connective tissue designed to keep a tendon close to a bone ruptures, resulting in the tendon pulling away from the bone during a contraction.
Bowstringing
Which nerve plexus innervates the wrist and hand?
Brachial
Which of the following muscles performs extension of the index finger?
Extensor Indicis
Which of the following structures is the largest muscle In the body
Gluteus Maximus
Which of the following structures contributes to hip adduction?
Gracilis
The tendons of which three muscles insert at the anteromedial aspect of the proximal tibia, below the level of the tibial tuberosity?
Gracilis Semitendinosus Sartorius
The ___ is the largest segement of the pelvic bone
Ilium
In the space below, write in the origin, insertion, and action of the gluteus medius
O: I: A:
In the space below, write in the origin, insertion, and action of the adductor longus
O: I: A: Adduction
Which of the following muscles does not act not he Acetabulofemoral joint?
Psoas Minor
Which muscle group functions as a decelerator when an athlete needs to change direction or when landing from a jump?
Quadriceps
In the space below, write the anatomical name of the wrist
Radiocarpal Joint
In the space below, write the names of all 7 biarticular muscles which act on the hip and knee
Sartorius Tensor Fascia Latae Rectus femoris Semitendinosus Semimembranosus Biecps Femoris Gracilus
This carpal is most often fractured due to severe wrist hypertension related to falling on an outstretched hand
Scaphoid
The ____ innervates the hip and pelvic girdle
The Lumbosacral Plexus
The ____ serves as the insertion point for all of the quadriceps muscles
Tibial tuberosity
Write the anatomical name and classification of the 3 joints found in the hip and pelvis
Tibiofemoral Tibiofibular
The iliotibial tract of the tensor fasciae latar inserts on Gerdy's Tubercle
True
The tibiofemoral joint is the largest joint in the body
True
Which of the following is the largest muscle in the quadriceps group?
Vastus Lateralis
In the space below, write the names of the two muscles collectively known as the iliopsoas
iliac + psoas major
Muscles that flex the knee include all of the following except
quadratic femoris
The most common serious knee ligament injury involves the ____.
Anterior cruciate ligament
The iliopsoas is located ____ and performs ____ of the hip joint
Anteriorly; Flexion
Which of the following is not correct regarding menisci in the knee joint?
Attached to the distal femur
During hip extension, which end of the semitendinosus is more stable, thus acting as the origin?
Distal
Muscles that ___ the wrist and fingers often originate on the lateral epicondyle of the humerus
Extend
The wrist has more abduction range of motion than the adduction range of motion
False
Which of the following structures does not articulate with the femus?
Fibula
Which of the collateral ligaments supporting the knee is less often injured as well as being physically smaller than the other?
Fibular collateral ligament (Lateral)
Which of the following muscles performs flexion of the thumb?
Flexor Pollicis Longus
Which of the following muscles performs adduction of the wrist?
Flexor carpi ulnaris
In the space below, provide the origin, insertion, and action of the Vastus Intermedius
O: I: A: Extension of the knee, flexion of the hip
In the space below, provide the origin, insertion, & action of the Sartorius
O: I: A: Flexion of hip
In the space below, provide the origin, insertion & action of the Popliteus
O: I: A: Flexion of hip and knee
In the space below, write the origin, insertion and action of the flexor digitorum profundus
O: I: A:
In the space below, write in the origin, insertion, and action of the Flexor Carpi Radialis
O: Medial epicondyle of humerus I: Base of 2nd and 3rd metacarpal A: Flexion of wrist and abduction
In the space below, write the origin, insertion and action of the extensor carpi radials brevis
O: lateral epicondyle of humerus I: A: Extension of wrist abduction
Approximately 14%of humans do not have this muscle
Palmaris Longus
EXTRA CREDIT: What is the anatomical name for tendinous expansion?
Pes anserinus
In the space below, write the names of the 6 external rotators
Piriformis Gemellus Inferior Gemellus Superior Obturator externus Obturator Internus Quadratis Femoris
In the space below, write the name of the vestigial remains of embryonic tissue which can be irritated during tibiofemoral movement
Plica
The vastus medialis provides a ____ pull on the patella when contradicting concentrically
Superomeidal
Individuals with higher Q angles are more susceptible to knee injuries
True
The patella saves as a pulley by improving the angle of pull with the result being a greater mechanical advantage for the quadriceps during knee extension
True