GH125 Unit 3 Test With Solution

GH125 Unit 3 Test With
Solution

Functions of skeletal system - ANSWER structure, protection, movement,
storage Ca++, and hematopoiesis




4 types of bones - ANSWER long, short, flat, irregular




bone type examples - ANSWER long (humerus), short (carpals), flat (frontal),
irregular (vertebrae)




bone forming cell - ANSWER osteoblasts




bone reabsorbing cell - ANSWER osteoclasts




cartilage cell - ANSWER chondrocyte




longest bone - ANSWER femur

, hematopoiesis occurs here - ANSWER bone marrow/red bone marrow




bone lengthening occurs here - ANSWER epiphyseal plate/growth plates of
long bones




periosteum - ANSWER strong fibrous membrane covering bone everywhere
except joint surfaces




diaphysis - ANSWER the hollow tube in a hard compact bone




pectoral girdle bones - ANSWER clavicle and scapula




pelvic girdle bones - ANSWER ilium, ischium, pubis, sacrum, coccyx




numbers of vertebrae - ANSWER cervical (7), thoracic (12), lumbar (5), coccyx
(1)




bones that contain teeth - ANSWER maxilla and mandible




facial bone that moves - ANSWER mandible/jaw