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Y1 - ANATOMY > 2.02 LL Muscle and Fascia > Flashcards

2.02 LL Muscle and Fascia Flashcards

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1
Q

Three bones fused to make the pelvic bone

A

Ischium, pubis, Ilium

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2
Q

Type of fusion as children

A

hyaline cartilage

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3
Q

Age of fusion

A

15-17

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4
Q

Cup-shaped socket that articulates with the head of the femur

A

acetabulum

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5
Q

Joint in the between the acetabulum and the femur & type

A

acetabulofemoral joint (ball and socket)

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6
Q

Large oval opening in the hip bone that holds the passageway for the obturator nerves and vessels

A

obturator foramen - obturator canal

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7
Q

Inferomedial border of the obturator foramen which connects the ischium to the pubis

A

ischopubic rami

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8
Q

Join at which the weight of the body is transferred from the vertebral column own to the pelvic girdle

A

sacroiliac joint

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9
Q

Group of muscles that are in charge of the extension, abduction, and medial rotation of the thigh

A

Superficial Gluteal muscles

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10
Q

Primary hip extensor (and innervation)

A

Gluteus Maximus - inferior gluteal nerve

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11
Q

Primary hip abductor (and innervation)

A

Gluteus Medius - superior gluteal nerve

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12
Q

Fan-shapped deepest gluteal muscle (innervation)

A

Gluteal Minimus (superior gluteal nerve)

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13
Q

Muscle found in-between two fascia lata (innervation)

A

Tensor fascia lata (superior gluteal nerve)

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14
Q

Group of muscles in charge of lateral rotation and stabilisers at the hip joint

A

Deep Gluteal Muscles

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15
Q

Landmark muscle of the gluteal region, also known as the door of the gluteal region (innervation & action)

A

Piriformis (ventral rami of L5, S1, S2 - lateral rotation of extended thigh)

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16
Q

Groups of muscle that form the triceps coxae

A

Superior Gemellus (nerve to obturator internus), obturator internus (nerve to obturator internus), Inferior Gemellus (nerve to quadratus femoris)

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17
Q

Strong lateral rotator of the thigh, located inferior to triceps coxae

A

Quadrates Femoris

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18
Q

Boundaries of the femoral triangle and what can be found here

A

(s) inguinal ligament, (m) sartorius, (l) adductor longus

- femoral nerve, artery, and vein (L-M)

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19
Q

Femoral vessels that is not enclosed in the femoral sheath

A

Femoral Nerve (N- NOT)

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20
Q

Canal found at the crosspoint between the sartorial and the Adductor Longus - extends all the way down to the adductor magnus

A

Canal of Hunter / Adductor canal

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21
Q

Membrane that extends from the vastus medials and adductor magnus

A

Vaso Adductor Membrane - allows vessels to reach the back of the knee to the popliteal fossa

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22
Q

Group of muscles that are the main Flexors of the hip and extensors of the knee joint

A

Anterior Compartment of the Thigh

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23
Q

Innervation of the Anterior Compartment of the Thigh

A

Femoral Nerve (except pectinius - dual innervation w/ obturator nerve)

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24
Q

Also known as the tailor’s muscle (MOA)

A

Sartorius - flexes hip and knee joint

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25
Longest muscle in the body
Sartorius
26
3 Muscles that form a common tendinous insertion (name of muscles and name of common insertion)
Sartorius, Semitendinosus, Gracilis - Pes Anserinus
27
Transition muscle between anterior and medial compartment (muscle - innervation)
Pectinius - femoral nerve and obturator nerve
28
Chief flexor of the thigh at the hip joint
Iliopsoas - ilíacus & psoas major
29
Only muscle that attaches from the vertebral column, pelvis, and femur
iliopsoas - more specifically the poppas major
30
Greatest extensor of the leg at the knee joint
Quadriceps femoris - Vastus medialis, intermedius, lateralis - Rectus Femoris
31
Also known as the kicking muscle
Rectus Femoris
32
Only part of the Quadriceps Femoris that passes the hip and knee joint
Rectus Femoris
33
Group of muscles that adducts and medially rotates the thigh (w/ exception)
Medial Compartment of the Thigh
34
Also known as the horse-riding muscle
Adductor Longus
35
Also known as the short adductor
Adductor Brevis
36
Sandwiched between the anterior and posterior obturator nerve
Adductor Brevis
37
Largest and most powerful of the adductor groups
Adductor Magnus
38
Two portions of the Adductor magnus and innervation
(1) Adductor minimus (obturator nerve) (2) Ischocondylar - hamstring (tibial part of the sciatic nerve)
39
Innervation of the Medial Compartment of the Thigh
Obturator Nerve
40
Weakest of the adductor muscles
Gracilis
41
Muscle often harvested for injuries elsewhere in the body
Gracilis
42
Muscle of the medial compartment of the thigh that laterally rotates the thigh
Obturator Extensor
43
Group of muscles involved in flexion of the knee joint (both names)
Posterior Muscles of the Thigh / Hamstring Muscles
44
Innervation of the Posterior Muscles of the Thigh
Tibial portion of the Sciatic Nerve
45
Blood Supply of the Posterior Muscle of the Thigh
Profunda Femoris artery
46
Muscle with long tendon attachment that acts as a flexor and medial rotator of the knee joint
Semitendinosus
47
Muscle with a flattened membranous form at proximal attachment
Semimembranosus
48
Workhorse of hip extension (innervation)
Biceps Femoris (long head - tibial portion of the sciatic nerve | short head - common peroneal nerve)
49
Largest and most superficial joint in the body (synovial joint type)
Knee joint (hinge type synovial joint)
50
Most important muscle in stabilising the knee joint (specific)
Quadriceps femoris - vastus medialis and lateralis
51
Ligament that is a continuation of the quadriceps femoris and strengthens the capsule of the knee joint anteriorly
Patellar Ligament
52
Ligament that splits the biceps femurs tendon into two parts and strengthens the capsule of the knee joint laterally
Fibular Collateral Ligament
53
Ligament that strengthens the capsule of the knee joint medially, weaker than FCL
Tibial Collateral Ligament
54
Ligament that is an expansion of semimebrinosus tension, stnreghtens the knee joint posteriolaterally
Oblique Polpliteal Ligament
55
Arises from the posterior aspect of the fibular head, strengthens the knee joint posteriolaterally
Arcuate Popliteal Ligament
56
Boundaries of the Popliteal Fossa (super lateral - superomedial - inferiomedial - inferolateral - floor )
(sl) biceps femoris, (sm) semimebranosus and semitendinosus, (il & im) Gastrocnemius (floor) popliteal surface of the femur and popliteal muscle
57
Found in the Popliteal Fossa
Politeal artery, vein, Tibial nerve, Common peroneal nerve
58
Ver that pierces the popliteal fascia
Small saphenous vein as it drains into the popliteal vein
59
Prevents muscle from bowstringing anteriorly during dorsiflexion of joint
superior and inferior extensor retinaculum
60
Group of muscles involved in dorsiflexion
Anterior Compartment of the Leg
61
Strongest dorsiflexor of the foot, also inverts the foot
Tibialis Anterior
62
Extends the great tow, dorsiflexion of foot at ankle joint
Extensor Hallucis Longus
63
Extends toe (DIP, PIP, metatarsophelanges)
Extensor Digitorum Longus
64
Muscle that plays a proprioceptive role in inversion, not always present - dorsiflexion and eversion
Peroneus Tertius
65
Group of muscle involved in plantarflexion and eversion
Lateral Compartment of the Leg
66
Longer and more superficial of the lateral leg muscle
Fibularis Longus
67
Fusiform muscle that lies deep to the Fibularis Longus
Fibulas Brevis
68
Group of muscles involved in plantarflexion at the ankle, inversion at the subtler and transverse tarsal joint, and flexion of the toes
Posterior Compartment of the Leg
69
Tendon shared by the Gastrocnemius and the Soleus
Calcaneal tendon - makes up the triceps surae
70
Strongest tendon in the body
Calcaneal tendon
71
Most superficial muscle of the posterior compartment
Gastrocnemius
72
Workhorse for plantar flexion
Soleus
73
Muscle that is composed of slow twitch, fatigue-resistant muscle fibers
Soleus
74
Organ of proprioception for large plantar flexor muscles
Plantaris
75
The plantaris tendon is also known as the
freshman's nerve
76
Thin triangular muscle that forms the inferior part of the floor of the political fossa
Popliteus
77
Flexes great toe
Flexor Hallucis Longus
78
Flexes distal phalanges of lateral four digits
Flexor Digitorum Longus
79
Primary role of this muscle is to support or maintain the medial longitudinal arch during weight bearing
Tibial Posterior
80
Make up the first layer of muscles of the feet
(1) Abductor hallucis (medial plantar nerve), (2) Flexor digitorum brevis (medial plantar nerve), (3) Abductor digit minimi (lateral plantar nerve)
81
Second layer of the muscles of the feet
(1) Quadrates planters (lateral plantar nerve), (2) Lumbricals (medial and lateral)
82
This layer of the muscles of the feet
(1) Flexor Hallucis brevis (medial plantar nerve), (2) Adductor Hallucis (lateral plantar neve), (3) Flexor digiti minimi (lateral plantar nerve)
83
Fourth layer of the muscles of the feet
(1) Dorsal interosseous (lateral plantar) (2) Plantar Interossues (lateral plantar)
84
Muscles of the DOrsum of the Foot
(1) Extensor Digitorum brevis, (2) Extensor Hallucis Brevis

Y1 - ANATOMY (3 decks)

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