SPORTS MEDICINE 25
SPORTS MEDICINE 25
‘CARE, PREVENTION AND REHABILITATION’
UNIT I ~ ANATOMY
PART II: ANATOMY OF THE SPINE, ABDOMEN AND SHOULDER COMPLEX
1.1: Part I ~ Anatomy of the Spine, Abdomen and Shoulder Complex
In this section of the course we look at the major muscles of the spine, abdomen and shoulder complex, their origins, insertions and functions.
Muscle of the trunk (anterior view) Muscles of the back (posterior view)
• Muscles of the Neck:
A. Sternocleidomastoid
Muscle action: _________________________________________
Muscle origin: _________________________________________
Muscle insertion: _______________________________________
• Muscles involved in Respiration and of the Abdomen:
Muscles of the Thoracic Cage:
➢ __________________________________________
➢ __________________________________________
➢ __________________________________________
Muscles of the Abdomen:
➢ __________________________________________
➢ __________________________________________
➢ __________________________________________
➢ __________________________________________
• Muscles of the Thoracic Cage:
A. Diaphragm
Muscles Action:
_____________________________________________________________________________________________
Muscle Origin:
_____________________________________________________________________________________________
Muscle Insertion:
______________________________________________________________ _______________________________
Respiration
INSPIRATION RESPIRATION
B. Intercostal Muscles (Internal and External):
Muscles Action: _________________________________
_________________________________
_________________________________
Muscle Origin:
_________________________________
_________________________________
_________________________________
Muscle Insertion:
_________________________________
_________________________________
_________________________________
C. Transversus Thoracis:
Muscle Action: ________________________________
________________________________________________________________________________________
Muscle Origin: ________________________________
____________________________________________
____________________________________________
Muscle Insertion: ______________________________
____________________________________________
____________________________________________
• Muscles of Abdomen:
A. Rectus Abdominis:
Muscle Action: ___________________________________
______________________________________________________________________________________________
Muscle Origin: ___________________________________
______________________________________________________________________________________________
Muscle Insertion: _________________________________
_______________________________________________
B. External Abdominal Oblique:
Muscle Action: ________________________________
________________________________________________________________________________________
Muscle Origin: ________________________________
____________________________________________
____________________________________________
Muscle Insertion: ______________________________
____________________________________________
____________________________________________
C. Internal Abdominal Oblique:
Muscle Action: _______________________________
________________________________________________________________________________________
Muscle Origin: ________________________________
________________________________________________________________________________________
Muscle Insertion: ______________________________
________________________________________________________________________________________
D. Transversus Abdominis:
Muscle Action: ___________________________________
______________________________________________________________________________________________
Muscle Origin: ___________________________________
______________________________________________________________________________________________
Muscle Insertion: _________________________________
______________________________________________________________________________________________
• Muscles of the Pectoral Girdle:
The muscles that affect the shoulder joint can be divided up into ____ categories.
• Muscles acting on the upper limbs: _________________________ and the ______________________________.
• Four ‘rotator cuff’ muscles: _________________, __________________, ____________________ and ____________________.
• Six muscles that link the scapula to the axial skeleton: ___________________, __________________, ___________________, ___________________, __________________ and ________________.
• Three muscles that move the humerus: ___________________, __________________, and ____________________.
2 Muscles of the Upper limbs:
A. Pectoralis Major
Muscle Origin: ________________________
________________________________________________________________________
____________________________________
Muscle Insertion: ______________________
________________________________________________________________________
Muscle Action: ________________________
________________________________________________________________________
B. Latissimus Dorsi
Muscle Origin: _______________________________
______________________________________________________________________________________
Muscle Insertion: _____________________________
Muscle Action: ______________________________
______________________________________________________________________________________
Did you know? During the 2004 Olympic games in Athens, the Men’s 100 Meter sprinters produced enough muscular power to clock a top speed that approached 45 kilometers an hour (70-80 meters into the race)!!!
• Muscles of the Rotator Cuff:
The rotator cuff consists of four muscles that essentially hold the shoulder joint in place. These muscles help ______________________ arm movements (like in a ________________________).
The four muscles of the ‘rotator cuff’ are: _______________________, _____________________, ____________________ and the _______________________.
A. Supraspinatus
Muscle Origin: ___________________________
_______________________________________
_______________________________________
Muscle Insertion: _________________________
_______________________________________
_______________________________________
Muscle Action: __________________________
_______________________________________
_______________________________________
B. Infraspinatus
Muscle Origin: ___________________________
_______________________________________
_______________________________________
Muscle Insertion: _________________________
_______________________________________
_______________________________________
Muscle Action: __________________________
_______________________________________
_______________________________________
Did you know? The tongue is the strongest muscle in the human body!! Pound for Pound
Teres Minor
Muscle Origin: _________________________________
__________________________________________________________________________________________
Muscle Insertion: _______________________________
__________________________________________________________________________________________
Muscle Action: _________________________________
_____________________________________________
______________________________________________
Subscapularis
Muscle Origin: ___________________________________
_______________________________________________
_______________________________________________
Muscle Insertion: _________________________________
_______________________________________________
_______________________________________________
Muscle Action: ___________________________________
_______________________________________________
_______________________________________________
• The muscles that position the scapula and link it to the axial skeleton are:
➢ _______________________________
➢ _______________________________
➢ _______________________________
➢ _______________________________
➢ _______________________________
➢ _______________________________
A. Trapezius
Muscle Origin: _______________________________
______________________________________________________________________________________
Muscle Insertion: _____________________________
______________________________________________________________________________________
Muscle Action: ______________________________
___________________________________________
___________________________________________
B. & C. Rhomboid Major and Minor
B. Rhomboid Major
Muscle Origin: ____________________________________________________
________________________________________________________________
Muscle Insertion: __________________________________________________
________________________________________________________________
Muscle Action: ____________________________________________________
________________________________________________________________
C. Rhomboid Minor
Muscle Origin: ____________________________________________________
________________________________________________________________
Muscle Insertion: __________________________________________________
________________________________________________________________
Muscle Action: ____________________________________________________
D. Levator Scapulae
Muscle Origin: _________________________________
__________________________________________________________________________________________
Muscle Insertion: _______________________________
__________________________________________________________________________________________
Muscle Action: _________________________________
__________________________________________________________________________________________
E. Serratus Anterior
Muscle Origin: _________________________________
__________________________________________________________________________________________
Muscle Insertion: _______________________________
__________________________________________________________________________________________
Muscle Action: _________________________________
__________________________________________________________________________________________
F. Pectoralis Minor
Muscle Origin: ______________________________
____________________________________________________________________________________
Muscle Insertion: ____________________________
____________________________________________________________________________________
Muscle Action: ______________________________
____________________________________________________________________________________
Scapula muscles that move the Humerus:
➢ __________________________________
➢ __________________________________
➢ __________________________________
The Deltoid Group
[pic] [pic]
Lateral Posterior Anterior
A. The Deltoid group
Muscle Origin: ____________________________________________________
________________________________________________________________
Muscle Insertion: __________________________________________________
________________________________________________________________
Muscle Action: ____________________________________________________
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
B. Coracobrachialis
Muscle Origin: _________________________________________
_____________________________________________________
Muscle Insertion: ______________________________________
_____________________________________________________
Muscle Action: ________________________________________
_____________________________________________________
B. Teres Major
Posterior View Anterior View
Muscle Origin: ____________________________________________________
________________________________________________________________
Muscle Insertion: __________________________________________________
________________________________________________________________
Muscle Action: ____________________________________________________
________________________________________________________________
To review, and for the sake of having all of the aforementioned muscles visually on one page, here is a chart showing a list of muscles covered in Sports Medicine 25.
Muscles of the Upper Limbs
| | | |
|Muscles of the Neck |Muscles of the Abdomen and Thoracic cage |Muscles of the Shoulder Complex |
| | | |
|Sternocleidomastoid |Diaphragm |Latissimus Dorsi |
| |Intercostal muscles |Pectoralis Major |
| |Transversus thoracis | |
| | |Supraspinatus |
| |Rectus abdominus |Infraspinatus |
| |External obliques |Teres Minor |
| |Internal obliques |Subscapularis |
| |Transversus abdominis | |
| | |Trapezius |
| | |Rhomboid Major |
| | |Rhomboid Minor |
| | |Levator Scapulae |
| | |Serratus Anterior |
| | |Pectoralis Minor |
[pic]
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