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WorksheetsMSK overview
Total questions: 145
Worksheet time: 1hrs 21mins
Main functions of the muscular system are
movement
support
protection
heat generation, and blood circulation.
Membranous Bones
Developed from mesenchymal membrane in to bone
Developed from hyaline cartilage model – to bone
skull cap bones, mandible, clavicles
skull cap bones, mandible, clavicles, vertebrae
Pneumatic bones
maxilla
frontal bones
Vertebrae
Clavicle
Which bone is rich in red marrow
Sternum
Clavicle
Vertebrae
muscles for respiration
intercostal muscles
Pectoralis major
Deltoid
Biceps femoris
Fracture of this part cause foot drop
neck of fibula
lower end involving malleoli
Why patella fracture diffecult to heal
Absence of periosteum
Absence of nerve supply
Common site of femur fracture that may damage blood vessels- lead to necrosis of this part
In the neck of femur
In the middle of femur
In the lower end of femur
Girdle
Connects bone to Axial skeleton
Connects muscle to Axial skeleton
Connects tendon to Axial skeleton
Connects cartilage to Axial skeleton
Why clavicle thought to be S shaped
Concave laterally and convex medialy
Connects UL to sternum
No medullary cavity
Has 2 ends- medial (sternal) & lateral (acromial)
medial (sternal) End
lateral (acromial) End
Shoulder blade
Coracoid process
medial (sternal) End
lateral (acromial) End
Shoulder blade
Coracoid process
medial (sternal) End
lateral (acromial) End
Shoulder blade
Coracoid process
medial (sternal) End
lateral (acromial) End
Acromion Process
Coracoid process
Which part of the scapula articulate with clavicle?
medial (sternal) End
lateral (acromial) End
Acromion Process
Coracoid process
Which part of the clavicle articulate with scapula?
medial (sternal) End
lateral (acromial) End
Acromion Process
Coracoid process
Spine of scapula
Scapula blade
Acromion Process
Coracoid process
Clavicle and scapula joined by
acromioclavicular joint
Sternoclavicular joint
Glenohumeral joint
Radiocarpal joints
acromioclavicular joint
Sternoclavicular joint
Glenohumeral joint
Radiocarpal joints
Which of these would give us gliding or sliding type of movement
acromioclavicular joint
Sternoclavicular joint
Glenohumeral joint
Radiocarpal joints
Greater tubercle
Lesser tubercle
Intertuberular sulcus
bicipital groove
Greater tubercle
Lesser tubercle
Intertuberular sulcus
anatomical neck
Greater tubercle
Lesser tubercle
Intertuberular sulcus
anatomical neck
Greater tubercle
Lesser tubercle
Intertuberular sulcus
anatomical neck
tendon of long head of biceps Passing through (not attached)
Greater tubercle
Lesser tubercle
Intertuberular sulcus
anatomical neck
Greater tubercle
Lesser tubercle
Surgical neck
anatomical neck
Fracture in the surgical neck affects?
Radial nerve, inability of supination
Ulnar nerve, inability of pronation
Axillary nerve, inability of addiction
Axillary nerve, inability of abduction
Greater tubercle
Condyle of humerus
Surgical neck
anatomical neck
Humerus is related to 3 nerves, DIRECTLY affected during fracture
Radial nerve
Ulnar nerve,
Axillary nerve
median nerve
Condyloid (ellipsoid) Joints
acromioclavicular joint
metacarpo-phalangeal
Glenohumeral joint
Radiocarpal joints
Biaxial movement shown in which Joint
acromioclavicular joint
metacarpo-phalangeal
Glenohumeral joint
Radiocarpal joints
Head of metacarpal
knuckle
pollux
hallux
1?
knuckle
pollux
hallux
knuckle
pollux
hallux
Saddle Joints
trapeziometacarpal joint
Sternoclavicular joint
Glenohumeral joint
Radiocarpal joints
ulna and humerus at
Radioulnar joints
Elbow joint
Glenohumeral joint
Hing joint
Radioulnar joints
Elbow joint
Ankle joint
inter-phalangeal
Knee joint
ball & socket
Radioulnar joints
Elbow joint
Glenohumeral joint
inter-phalangeal
Supracondylar fracture in humerus can damage
Axillary nerve
Radial nerve
Median nerve
Brachial artery
Colles fracture
Distal part displaces upwards & posteriorly
Distal end displaced anteriorly
Smith fracture
Distal part displaces upwards & posteriorly
Distal end displaced anteriorly
Hip (Coxal) bone made up of fused bones which are
Ischium
pubis
Ilium
acetabulum
Hip (Coxal) bone made up of fused bones at
Ischium
pubis
Ilium
acetabulum
Sacro-iliac joint
between ilium & sacrum, move slightly during parturition
forms lower end (ischium- sitting bone) when seated
secondary cartilaginous joint
Ischial tuberosity
between ilium & sacrum, move slightly during parturition
forms lower end (ischium- sitting bone) when seated
secondary cartilaginous joint
Pubic symphysis
between ilium & sacrum, move slightly during parturition
forms lower end (ischium- sitting bone) when seated
secondary cartilaginous joint
Which part of femur articulates with (acetabulum of) hip bone
head
Lower end
Which part of femur form knee joint
head
Lower end
Longest & strongest bone
Femur
Patella
Tibia
Fibula
largest sesamoid bone
Femur
Patella
Tibia
Fibula
(shin bone) – medial bone of leg.,Weight bearing bone
Femur
Patella
Tibia
Fibula
(graft bone)- Slender, lateral bone in leg
Femur
Patella
Tibia
Fibula
syndesmosis Joint
Tibio-fibular joint
Ankle joint
Knee joint
Sacro-iliac joint
Tarsal (ankle) bones
7
8
5
14
Metatarsals (bones of foot)
7
8
5
14
Carpal (wrist) bones
7
8
5
14
Phalanges (toe bones)
7
8
5
14
Lateral bone in UL
Radius
Ulna
Tibia
Fibula
Lateral bone in LL
Radius
Ulna
Tibia
Fibula
Medial bone in UL
Radius
Ulna
Tibia
Fibula
Medial bone in LL
Radius
Ulna
Tibia
Fibula
Pectoralis major
Serratus anterior
Latissimus dorsi
Trapezius
Flexor & adductor of shoulder joint
Serratus anterior
Trapezius
Latissimus dorsi
Pectoralis major
Paralysis of …. cause winging of the scapula
Serratus anterior
Trapezius
Latissimus dorsi
Pectoralis major
Climbing muscle
Serratus anterior
Trapezius
Latissimus dorsi
Pectoralis major
(Shawl muscle)- elevates scapula
Serratus anterior
Trapezius
Latissimus dorsi
Pectoralis major
rounded contour of the shoulder.
Causes Flexes, abducts &extends arm @ shoulder joint
Deltoid
Supraspinatus
Infraspinatus
Teres major
connect UL with trunk
Pectoralis major
Serratus anterior
Trapezius
Latissimus dorsi
Teres major
connect UL to vertebral column
Pectoralis major
Serratus anterior
Trapezius
Latissimus dorsi
Teres major
Found in trunk region but the insertion is in front of humerus
Serratus anterior
Trapezius
Latissimus dorsi
Pectoralis major
The spine of scapula will divide the scapula into
Anterior and posterior
Superior and inferior
Ventral and dorsal
Lateral and medial
Rotator cuff muscles
Teres minor
Supraspinatus
Infraspinatus
Teres major
Subscapularis
Front/Anterior- OF ARM & FOREARM
Flexor compartment
extensor compartment
Back/ Posterior- OF ARM & FOREARM
Flexor compartment
extensor compartment
Tendon of long head passes through
shoulder joint cavity called intracapsular
bicipital groove (intertubercular sulcus)
Between the ligament’s
Above the scapula
flexes & supinates elbow joints
Triceps
Biceps brachi
Deltoid
Extends elbow joint
Triceps
Biceps brachi
Deltoid
Flexor pollicis longus
flexor digitorum muscles
Flexor carpi radialis
Flexor carpi ulnaris
flexes wrist joint
Flexor pollicis longus
flexor digitorum muscles
Flexor carpi radialis
Flexor carpi ulnaris
iliopsoas
Sartorius
Gracilis
Quadriceps femoris
iliopsoas
Sartorius
Gracilis
Quadriceps femoris
2 muscles inserted into femur as
iliopsoas
Sartorius
Gracilis
Quadriceps femoris
Muscle that crosses from lateral to medial and responsible for flexing hip and knee joint
iliopsoas
Sartorius
Gracilis
Quadriceps femoris
4 heads inserted to patella, and locks the knee
iliopsoas
Sartorius
Gracilis
Quadriceps femoris
Medial (adductor) compartment of thigh
Adductor muscles (magnus, longus, brevis)
Gracilis
G. medius
G. maximus
adduct thigh
Adductor muscles (magnus, longus, brevis)
Gracilis
G. medius
G. maximus
Adductor & medial rotation of thigh
Adductor muscles (magnus, longus, brevis)
Gracilis
G. medius
G. maximus
G. maximus
Powerful extensor of hip joint
abductor of thigh
supports pelvis
flex the knee joint
G. medius & minimus
Powerful extensor of hip joint
abductor of thigh
supports pelvis
flex the knee joint
Hamstring
Powerful extensor of hip joint
abductor of thigh
supports pelvis
flex the knee joint
Adductor magnus
Adductor longus
Hamstring
Biceps femoris
Adductor magnus
Adductor longus
Hamstring
Biceps femoris
1
Sartorius
Gracilis
Semitendinosus
2
Sartorius
Gracilis
Semitendinosus
3
Sartorius
Gracilis
Semitendinosus
Pes a serious at proximal tibia
Sartorius
Gracilis
Semitendinosus
Extensor compartment
Front of leg (Anterior )
Back of leg (Posterior)
Flexor compartment
Front of leg (Anterior )
Back of leg (Posterior)
triceps surae composed of
Gastrocnemius
soleus
Achilles tendon
tendocalcaneus
triceps surae forms
Gastrocnemius
soleus
Achilles tendon
tendocalcaneus
Longest and strongest tendon
Gastrocnemius
soleus
Achilles tendon
tendocalcaneus
1
Gastrocnemius
soleus
Achilles tendon
tendocalcaneus
2
Gastrocnemius
soleus
Achilles tendon
tendocalcaneus
3
Gastrocnemius
soleus
Achilles tendon
tendocalcaneus
unlocking muscle of knee joint
Gastrocnemius
soleus
Popliteus
tendocalcaneus
Action of triceps surae
Doris flexion
Plantar flexion
Eversion
Inversion
For flexion / extension of the toes
Flexor / extensor digitorum muscles
flexor / extensor hallucis muscles
Tibialis anterior
tibialis posterior
To flex / extend the great toe
Flexor / extensor digitorum muscles
flexor / extensor hallucis muscles
Tibialis anterior
tibialis posterior
Muscles attached to tibia
Flexor / extensor digitorum muscles
flexor / extensor hallucis muscles
Tibialis anterior
tibialis posterior
Main arteries of Upper limb
Axillary artery
brachial artery
Femoral artery
radial & ulnar arteries
popliteal artery
Main arteries of Lower limb
Axillary artery
brachial artery
Femoral artery
anterior & posterior tibial arteries
popliteal artery
Intervertebral disc- outer fibrocartilage
annulus fibrosus
nucleus pulposus
Spine twists and curves to the side
upper back curving forward
inward curve of the lumbar spine
Intervertebral disc- outer fibrocartilage
annulus fibrosus
nucleus pulposus
Spine twists and curves to the side
upper back curving forward
inward curve of the lumbar spine
Spine twists and curves to the side
upper back curving forward
inward curve of the lumbar spine
breast bone
Pectoral girdle
Sternum
manubrium
xiphoid
Joint between manubrium & body of sternum
manubriosternal joint
Sternoclavicle joint
Manubriclavicle joint
'
Sternal angle (of Louis) formed by
manubriosternal joint
Sternoclavicle joint
Manubriclavicle joint
Sternal angle (of Louis) articulates with
manubriosternal joint
2nd costal cartilage
intercostal muscles
Ribs are also called
costae
vertebrae
facial skeleton bones
14
8
cranial bones
14
8
Muscles of mastication
masseter
temporalis
Buccinator
Trumpeter’s muscle
masseter
temporalis
Buccinator
Extraocular
Orbicularis oculi
closes lips - whistling
closes eye
for forcible expulsion of air
Extraocular
Buccinator
closes lips - whistling
closes eye
for forcible expulsion of air
Extraocular
Extraocular muscles
Superior Recti
Inferior Recti
medial Recti
Lateral recti
(muscle of marriage) Adduaction
Superior Recti
Inferior Recti
medial Recti
Lateral recti
(muscle of divorce!) Abduction
Superior Recti
Inferior Recti
medial Recti
Lateral recti
cheating muscle
Superior Oblique
Inferior oblique
Draws head towards shoulder
Sterno-cleido-mastoid
transverse abdominus
Rectus abdominus
flex the vertebral column (lumbar region)
Sterno-cleido-mastoid
transverse abdominus
Rectus abdominus
External oblique & internal obliques
Plane joint
acromioclavicular joint
Sternoclavicular joint
Glenohumeral joint
Radiocarpal joints
Scoliosis
Spine twists and curves to the side
upper back curving forward
inward curve of the lumbar spine
Kyphosis
Spine twists and curves to the side
upper back curving forward
inward curve of the lumbar spine
Lordosis
Spine twists and curves to the side
upper back curving forward
inward curve of the lumbar spine
What nerve related to radial/spiral groove
Axillary nerve
Radial nerve
Ulnar nerve
Medial nerve
What nerve related to medial epicondyle of humerus
Axillary nerve
Radial nerve
Ulnar nerve
Medial nerve
What muscles are inserted to intertubercular sulcus
Pectoralis major
Teres major
Lattismas dorsi
Teres minor
Hand Phalanges
14
5
10
7
Supracondylar fracture injures
brachial artery
median nerve
Maxillary nerve
Pott’s fracture
neck of fibula
lower end involving malleoli
Common peroneal nerve injured because of this fracture
neck of fibula
lower end involving malleoli
Fracture of this part cause foot drop
neck of fibula
lower end involving malleoli
