The skeleton Flashcards
How does C1 differ from all other vertebrae?
It has no vertebral body
Which bone of the leg is most lateral?
Fibula
When unconscious, active muscular support of the head is turned off and it becomes difficult to stabilise. What small joints are the only connection between the skull and the axial skeleton, explaining the lack of stability?
Atlanto - occipital joint
How many individual vertebrae are there in each region?
7 cervical
12 thoracic
5 lumbar
How many cervical vertebrae are there?
7
Which structure passes through the foramen transversarium?
Spinal cord
Where are the ribs articulated with the vertebrae
Costal facets
What group of muscles are attached (and palpable) around the medial epicondyle of the humorous?
Flexar muscles
What nerve is most vulnerable in the same area
Ulnar nerve
Which bone is moved to create pronation and supination of the forearm?
radius
which bones form your thumb?
trapezium, metacarpal, 2 phalanges
Do all digits have the same number if phalanges?
All have 3 except the thumb which has 2
Which bone forms the saddle-shaped base of the thumb?
Trapezium
What does the femoral head articulate with?
The acetabulum of pelvis
The lateral malleolus is the distal end of which bone?
Fibula
