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IB SEHS Unit 1 test|51 Questions with answers
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IB SEHS Unit 1 test|51 Questionswith answers
Axial Skeleton - -Skull, ribs, sternum, vertebre (7 cervical, 12 thoracic, 5
lumbar, 5 fused sacral as 1, 4 coccyx fused as 1)
-Appendicular Skeleton - -Pectorial girdle, (scapulae, clavicles), humerus,
radius, ulna, carpals, metacarpals, phalanges, pelvic girdle (ischium, Ilium,
pubis), femur, patella, tibia, fibula, tarsals, metatarsals, phalanges
-Axial v. Appendicular Skeletons - -Axial
- Little to no movement, attachment sites for
bones and muscle
Appendicular
- Moveable parts, connects to axial skeleton
Both
-Protection and facilite movement
-Flat Bone - -Cranial, ribs, scapulue
-Long Bones - -Fibia, Tibia (legs), Humerus, Ulna, Radius
-Short Bones - -Tarsals and carpals
-Sesamoid Bones - -Patella, foot (below phalanges, tendon runs on top)
-Irregular Bones - -Vertebrae and hip bones
-Epiphysis - -End of a long bone
-Spongy Bone - -Layer of bone tissue having many small spaces, can take
force in many directions
-Articular Cartilage - -Absorbs shocks at the joint and reduces bone friction
where joint is forced, covers the surfaces of bones where they come together
to form joints
-Diaphysis - -Shaft of a long bone, encloses the medullary or marrow cavity
-Compact Bone - -Hard, dense bone tissue that is beneath the outer
membrane of a bone
-Bone Marrow - -A soft tissue inside the bone that produces blood cells
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