outline 14: Hip,glut,fem triangle, thigh Flashcards
At the very tip of the head of the femur is the (X). Is this the attachment site for anything?
X = Fovea
Yes - ligamentum teres
T/F: a cross-section of the femur would look round, similar to that of the humerus.
False - pointy projection (linea aspera) on femur cross-section
The greater trochanter is distinctly (medial/lateral).
Lateral
The trochanteric fossa of the femur is an attachment site for which group(s) of muscles?
Many hip rotators
The patella articulates on the (X) of the (anterior/posterior) femur.
X = patellar surface
Anterior
The femoral angle of inclination is between (X) and (Y). It’s typically (Z) degrees.
X = the neck Y = the shaft Z = 125
The femoral angle of the shaft is between (X) and (Y). It’s typically (Z) degrees.
X = the vertical Y = the shaft Z = 10
The femoral angle of torsion is between (X) and (Y). It’s typically (Z) degrees.
X = the neck Y = the frontal plane Z = 12
Femoral fractures can occur in which locations?
- Neck
- Below the trochanters
- Near the condyles
A elderly lady walks in with a hip fracture. You notice that one leg appears shorter than the other. Because you’re so smart and took/aced gross anatomy, you suspect the fracture is located (X) because….
X = Below the trochanters
Muscles spasm (due to the break) and pull up on the proximal segment
A femoral fracture located (X) would be similar to fractures found in the humerus.
X = near the condyles
Which type of femoral fracture can lead to damage to the (X) artery, which is a continuation of the femoral artery.
X = Popliteal
A fracture near the condyles
Superficial fascia in the gluteal region is essentially:
fat deposits
What’s the deep fascia in the gluteal region?
- Fascia lata
2. Iliotibial tract/band (a specialization of fascia lata)
What are the cutaneous nerves of the gluteal region?
- Cluneal
- Subcostal
- Iliohypogastric
The cluneal nerve is (muscular/cutaneous) to the (X) region. It comes from the (anterior/posterior) rami of:
Cutaneous
X = gluteal
Posterior rami of lumbar and sacral spinal nerves
The short lateral hip rotators are (superficial/deep) to gluteus maximus.
Deep
T/F: Gluteus maximus is a hip abductor.
False
T/F: Obturator externus is a lateral hip rotator that resides in the adductor compartment.
True
Superior and inferior gemellus are what kind of muscles?
Short lateral hip rotators
Tensor fascia lata, with the help of the (X) muscle, does what to the knee?
X = gluteus maximus
Stabilizes the extended knee
The pendulum test is a direct test for (X) muscle(s), which makes it an indirect test for (Y) nerve(s).
X = gluteus medius and gluteus minimus Y = superior gluteal nerve
The pelvic tilt is a (normal/reverse) action for:
reverse; gluteus medius and minimus
Superior gemellus travels from the (X) to the (Y).
X = ischial spine Y = trochanteric fossa
Inferior gemellus travels from (X) to (Y).
X = the ischial tuberosity Y = the trochanteric fossa
T/F: The hip joint is the second-most joint affected by disease.
False - it’s the joint most affected by disease
List all possible movements at the hip joint.
- Flex/extend
- Abd/Add
- Med/Lat rotation
- Circumduction
Flexion at the hip joint is limited to about (X) degrees. Extension is limited to about (Y) degrees.
X = 100 Y = 5
What limits hip flexion?
Length of hamstring
What limits hip extension?
A close-packed iliofemoral ligament
Hip abduction/adduction is limited by:
muscle length
One can get good med/lat rotation at the hip if the hip is:
flexed
The intertrochanteric line is on the (anterior/posterior) femur. Is the intertrochanteric crest on the same side?
Anterior; no, crest is posterior
The quadrate tubercle is on the (anterior/posterior) femur.
Posterior
The gluteus (X) muscle attaches to (Y) on the (anterior/posterior) femur.
X = Maximus Y = gluteal tuberosity
Posterior
The adductor tubercle, an attachment site for (X), is toward the (proximal/distal) end of the femur.
X = adductor Magnus (posterior/extensor head)
Distal
What factors increase hip joint stability?
- Shape of articulating surfaces
- Joint capsule
- Acetabular labrum
- Ligaments
Gap in labrum is called:
Acetabular notch
Joint capsule in hip joint connects (X) to (Y).
X = intertrochanteric line and crest and trochanters of femur
Y = acetabular labrum
Name the hip joint ligaments:
- Iliofemoral
- Ischiofemoral
- Pubofemoral
The Y ligament of Bigelow is the:
Iliofemoral ligament
The iliofemoral ligament connects:
AIIS to intertrochanteric line
The pubofemoral ligament connects:
The pubic rim of acetabulum to the intertrochanteric line
The ischiofemoral ligament connects:
The ischial tim of acetabulum to the trochanteric fossa
Which ligament(s) in hip joint protect(s) in extension
All three (iliofemoral, ischiofemoral, pubofemoral)
Which ligament(s) in hip joint protect(s) in abduction
Ischiofemoral and pubofemoral
Ligamentum Teres connects:
Acetabular notch to the fovea of the femural head
Which ligament spans the acetabular notch?
Transverse acetabular ligament
Nerve supply to hip joint:
Lumbar plexus (Obturator and femoral nerves) and sacral plexus (gluteal nerves)
Blood supply to hip joint:
Medial circumflex femoral, Obturator, and gluteal arteries
Superior border of femoral triangle:
Inguinal ligament
Lateral border of femoral triangle:
Sartorius
Medial border of femoral triangle:
Adductor longus
Lateral floor of femoral triangle:
Iliosoas
Medial floor of femoral triangle:
Pectineus
Roof of femoral triangle:
Skin, superficial and deep fascia
Contents of femoral triangle (from medial to lateral):
Lymph, empty space, femoral vein, artery, nerve
In the femoral triangle, the (X) branches right away.
X = femoral nerve
Does the femoral artery give off branches in the femoral triangle?
Yes - femoral profunda artery
(X) fascia extends into the femoral triangle, becoming what’s called the (Y).
X = transversalis Y = femoral sheath
How many compartments in the femoral sheath? Name them.
3; lateral, intermediate, medial
The femoral canal is which compartment of the femoral sheath?
Medial
Femoral artery is in which compartment of femoral sheath?
Lateral
Femoral nerve is in which compartment of femoral sheath?
None
Femoral vein is in which compartment of femoral sheath?
Intermediate
Femoral canal contents:
Empty space and lymph
Proximal end of femoral canal is formally termed:
Femoral ring
Describe a femoral hernia.
Abdominal contents pass through femoral ring and canal
T/F: femoral hernias are very rare, but are equally common in men and women.
False - occur more often in women
Contents of adductor canal:
- Femoral artery
- Femoral vein
- Saphenous nerve
- Nerve to vastus medialis
What are the types of thigh fascia?
- Superficial
- Deep
- Intermuscular septa
Deep fascia in the thigh includes:
Fascia lata and IT band
Intermuscular septa can be further categorized into:
Medial and lateral septa
The quadriceps tendon is formed by:
Tendons of the 4 quad muscles
What are the four quad muscles?
- Rectus femoris
- Vastus lateralis
- Vastus medialis
- Vastus intermedius
Which quad muscle(s) cross(es) the hip joint?
Rectus femoris only
The patellar ligament is essentially (X), extending from (Y) to (Z).
X = the quad tendon Y = the patella Z = the tibial tuberosity
Articularis genu is in which compartment of thigh?
Anterior
Articularis genu is (X) and inserts onto (Y).
X = a subset of vastus intermedius fibers
Y = joint capsule
The tailor muscle.
Sartorius
The (X) ligament in the posterior compartment of thigh is derived from the (Y) tendon and functions to:
X = oblique popliteal Y = semimembranosus
Reinforces knee joint posteriorly
T/F: all posterior compartment muscles cross the knee.
False - adductor Magnus (extensor head) does not
T/F: all posterior compartment muscles attach to ischial tuberosity.
True
Generally, the adductor muscles in the thigh extend from (X) to (Y).
X = pubis Y = linea alba
The best flexor muscle in the adductor group of muscles is:
Pectineus
The most superficial muscle(s) in the adductor group is/are:
Pectineus and adductor longus
The adductor hiatus is between:
The two heads of adductor magnus
The (X) ligament has contributions from the tendon of adductor magnus.
X = tibial collateral