Muscle Anatomy Flashcards
Anatomical body position
Body in an upright position
Head facing forward
Arms adjacent to sides of palms
Hands facing anteriorly
Lower limbs straight
Feet parallel
What does the axial skeleton consist of?
Skull, vertebral column and bony thorax
How many bones are in the body?
206
What are the joints of the body?
Synarthrodial
Amphiarthrodial joints
Diathrodial joints
What do Synovial joints do?
Flex, extend, abduct, adduct, rotate, pronate, supinate, invert, evert
What are ligaments?
Connect bone to bone
Capsular ligament
Anterior glenohumeral ligament
Extracapsular ligament
Lie outside the joint
Intra- articular ligament
Located inside the joint (knee)
What are the bones in the thorax?
- Clavicle
- Scapula
- Ribs
- Sternum
What are the bones in the Pelvic girdle
- Illium
- Ischium
- Pubis
What are the bones in the leg?
Femur
Patella
Fibula
Tibia
Vetebrae bones
Cervical (7 vertebrae)
Atlas and axis
Thoracic (12 Vertebrae)
Lumbar ( 5 vertebrae)
Sacrum (5 fused)
Coccyx (4 fused)
Arm bones
Humerus
Radius
Ulna
Wrist bones
Carpals
Metacarpals
Phalanges
Foot bones
Tarsals
Metatarsals
Phalanges
Excitability
Muscle receives and respond to stimulus
Contractility
Muscle shortens forcibly when stimulated
Extensibility
Muscle stretched or extended
Elasticity
Muscle fibre to recoil and resume length after dtretch
Prime mover of agonist
Main muscle responsible for movement