Locomotion Flashcards
Division of skeleton system
No.of bones
206 bones
AXIAL 80
HEAD 29
-SKULL 22
>CRANIAL 8
>FACIAL 14
-HYOID 1
-EAR OSSICLES 2×3=6
RIBS 24
STERNUM 1
VERTEBRAL COLUMN 26
APPENDICULAR 126
LIMBS 30×4 120
>FORELIMBS
>HINDLIMBS
Girdle 6
>pectoral 4
>pelvic 2
HEAD [29]
Skull
Cranial
>frontal 1
>parietal 2
>temporal 2
>occipital 1
Dicondyl + foramen magnum
>sphenoid 1
Sella tursica(pituitary)
>ethmoid 1
Facial
LIPZNMMV [EVERYTHING 2 EXCEPT FOR LAST 2]
LACRIMAL
INFERIOR NASAL CHONCHAE
PALATINE
ZYGOMATIC
NASAL
MAXIALLAE
MANDIBLE
VOMER (TRIANGULAR)
HYOID
U SHAPE BELOW LOWER JAW
NOT articulated
Ear ossciles (middle ear)
Malleus hammer
Incus anvil
Stapes stirrup (smallest)
Sternum ribs
Flat flat
Point of attachment bicephalic
>clavicle
>ribs
All dorsal = vertebral column
True (vertebro sternal )
1-7
Attached to sternum ventrally
Coastal cartilage - hyaline cartilage
False (vertebral chondral)
8 9 10
Attached to cartilage of 7th rib
Floating (vertebral)
11 12
Ventrally free and protect organs [kidney + spleen]
Vertebral column
Adult and embryo number
Cervical info
> Have neural canal
Protects spinal cord
Cervical
embryo 7
adult 7
Thoracic
E 12
A 12
Lumbar
E 5
A 5
Sacral
E 5
A 1
Coccygeal
E 4
A 1
Cervical
(Occipital)
Attached with facets
Atlanto Occipital joint
Yes movement
C1 atlas
“NO” movement
C2 axis
Pectoral pelvic
4 2
F A H A
Each half separate each half joint
Pubic symphysis
Clavicle coxal bone
Attached to spinous fusion of ilium
Process ischium
(acromin process) pubis
Scapula
Triangular
2nd - 7th rib
Glenoid cavity acetabulum
[Scapula] [junction of 3]
Forelimb
Hindlimb
Humerus
Radius (towards thumb)
Ulna
Carpals [wrist ] 8
Meta carpal [palm] 5
Phalanges/digits 14
23333
Femur [thigh longest bone]
Tibia [media + thick]
Fibula [thin]
Tarsal ankle 7
Meta tarsal sole 5
Phalanges 14 23333
Patella (knee cap)
