Term
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Definition
Origin: AIIS
Insertion: Tibial Tuberosity
Action: Flex the Hip & Extend the Knee |
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Term
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Definition
Origin: Lateral Lip of Linea Aspera
Insertion: Tibial Tuberosity
Action: Extend the Knee |
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Term
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Definition
Origin: Medial Lip of Linea Aspera
Insertion: Tibial Tuberosity
Action: Extend the Knee |
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Term
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Definition
Origin: Anterior and Lateral Shaft of Femur
Insertion: Tibial Tuberosity
Action: Extend the Knee |
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Term
| Characteristics unique to the Rectus Femoris |
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Definition
Parallel Fibers
Most Suoerficial
The ONLY of the group the passes 2 joints
The ONLY of the group that acts on the hip joint
Its action inculdes Flex the Hip |
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Term
Q: What is the only muscle in the Quadriceos Femoris, (Vasti) Group, that acts in the Hip?
Q: What is that action? Flexion or Extensn? |
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Definition
A: The only mjscle of the Quad group that acts in the hips is the RECTUS FEMORIS.
A: The action of the RECTUS FEMORIS is the FLEX the Hip (and extend the knee). |
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Term
| Q: What action do ALL th Quadriceps Femoris Group have in common? |
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Definition
| A: They all EXTEND THE KNEE. (only the rectus femoris crosses thr hip joint, acting on it. That action of the rectis femoris includes flexion of the hip.) |
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Term
| Q: Where do ALL the Quadriceps Femoris Group muscles insert? |
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Definition
| A: They ALL insert on the Tibial Tuberosity |
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Term
| Q: What di the Vastus Lateralis and the Vastus Medialis have in common? (There are three.) |
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Definition
| A: The origin of both is the Linea Aspera which is POSTERIOR. They both act to extend the knee. They both insert on the Tibial Tuberosity. |
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Term
| Characteristic unique to the Vastus Intermedius |
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Definition
| It is the Deepest of the Group. Parallel Fibers. |
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Term
| Q: What muscles of the Quadricpes Femoris Group are involved in kicking a socer ball? |
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Definition
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Term
| Q: What muscle(s) in the Quadriceps Femoris Group are involved in "kneeing a bad guy in the groin?" |
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Definition
| A: ONLY the Rectus Femoris. This movement is the action of flexing the hip. The knee is flexed in this motion. The action of ALL the Quads are to EXTEND the knee. |
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Term
| Q: When sitting is a school chair with the foot flat on the floor, what muscle(s) of the Quad Group is involved in straightening the knee so the bottom of the foot faces the wall in front of you? |
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Definition
| A: ALL OF THEM. Can you write them down right now? |
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Term
| Characteristics and Description of the AIIS |
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Definition
See textbook p. 206.
It is the Origin of the Rectus Femoris.
It is on the anterior aspect of the Ilium, below the Iliac crests (where you put your hands on your hips) and inferior to the ASIS (the bigger and more palpable anterior bony process on the Ilium). |
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Term
| Characteristics and Description of Linea Aspera |
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Definition
Textbook p. 211 and fig 8.13.
Posterior aspect of the Femur.
It is the Origin for both the Vastus Lateralis and Vastus Medialis. |
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Term
| Characteristics and Description of anterior and lateral shaft of the femur. |
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Definition
Textbook fig. 8.13
Anterior aspect of femur. Shaft/body is the long smooth part of the bone.
The Vastus Intermedius Originates Here. |
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Term
| Characteristics and Description of Tibial Tuberosity |
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Definition
Textbook p. 215 fig. 8.15
Anterior Surface inferior to the tibial shelf.
Palpated as a Bump below the patella.
Point of insertion for ALL 4 Quadricpes Muscels |
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