Unit 2: Support Systems: Skeletal System
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What are the four functions of the skeletal system
hematopoiesis structure Movement Facilitation Mineral storage
the process of producing blood cells in the red bone marrow
hematopoiesis (hemopoiesis)
what bone encloses and protects the brain
cranium
what bone forms the forehead
cranium
what bone forms the greater portion of the sides and roof of the cranial cavity
Parietal
Forms the posterior (back) of the cranium
Occipital
forms the side of the cranium
Temporal
the lower jaw bone
Mandible
the upper jaw bone
Maxillae
the only moveable bone in the skull
Mandible
What are the two paired bones you need to know in the skull
Parietal Temporal
what are the vertebrae referred to as in order from superior to inferior
cervical, thoracic, lumbar, sacral, coccygeal
how many cervical vertebra are there
7
how many thoracic vertebrae are there
12
how many lumbar vertebrae are there
5
how many sacral vertebrae are there
5
how many coccygeal vertebrae are there
4
what are the bones of the thoracic cavity
sternum, ribs
the breast bone is the
sternum
12 pairs attached to the thoracic vertebrae
ribs
upper arm bone
humerus
thumb side (lateral) side of lower arm
radius
medial to the radius; lower arm
ulna
wrist bones
carpals