2-Anatomi Yüzeyel Sırt Kasları Flashcards
(93 cards)
m deltoideus
bu kasın origo ve insertiosu nelerdir ?
bu kas omuza asıl şeklini verir
3 origosu ve 1 insertiosu vardır
origo -
pars clavicularis
pars acromialis
pars spinalis
insertio-
tuberositas deltoidea
What muscle gives shape to the shoulder?
M. deltoideus
What are the origins of the deltoid muscle?
Pars clavicularis: lateral 1/3 of the clavicle
Pars acromialis: acromion of the scapula
Pars spinalis: posterior surface of the spine of the scapula
What is the insertion point of the deltoid muscle?
Tuberositas deltoidea
What nerve innervates the deltoid muscle?
N. axillaris
What are the functions of the deltoid muscle?
Anterior part (pars clavicularis): flexion and internal rotation of the arm
Posterior part (pars spinalis): extension and external rotation of the arm
Middle part (pars acromialis): abduction of the arm between 15 and 90 degrees
What is the origin of M. supraspinatus?
Fossa supraspinata
Where does M. supraspinatus insert?
Tuberculum majus’un ust yüzü
What is the nerve supply of M. supraspinatus?
N. suprascapularis
What is the function of M. supraspinatus?
Kolun ilk 15 derecelik abduksiyonunu yaptirir.
What is the origin of the infraspinatus muscle?
Fossa infraspinata
What is the insertion point of the infraspinatus muscle?
Tuberculum majus’un orta kismi
What is the function of the infraspinatus muscle?
Kola dis rotasyon yaptirir, caput humeri’yi omuz eklemi içerisinde tespit eder.
What nerve innervates the infraspinatus muscle?
N. suprascapularis
What is the relationship between origin and movement in the infraspinatus muscle?
Origo → Daha az hareket
This indicates that the origin contributes to less movement.
What is the relationship between insertion and movement in the infraspinatus muscle?
Insertio → Daha cok hareket
This indicates that the insertion contributes to more movement.
What is the origin of m. teres minor?
Scapula’nın lateral kenarının üst kısmı
What is the insertion point of m. teres minor?
Tuberculum majus’un alt kısmı
What is the nerve supply for m. teres minor?
N. axillaris
What is the function of m. teres minor?
Kola dis rotasyon yaptırır, caput humeri’yi omuz eklemi içerisinde tespit eder.
What is the origin of the M. teres major?
Scapula’nın angulus inferior’unun dorsal kısmı
What is the insertion point of the M. teres major?
Crista tuberculi minoris
What is the nerve supply for the M. teres major?
N. subscapularis
What are the functions of the M. teres major?
Kola adduksiyon ve iç rotasyon