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Hondros BIO 117 exam 2 wit 100- correct answers
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Hondros BIO 117 exam 2 wit 100- correct answers
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Hondros BIO 117 exam 2 wit100% correct answers
LIGAMENT
connective tissue that binds bone to bone
TENDON
connective tissue that binds muscle to bone
APONEUROSIS
connective tissue that binds muscle to muscle
OSTEOBLASTS
makes new bone tissue
OSTEOCYTE
maintains healthiness of bone
OSTEOCLAST
breakdown of bone
PERIOSTEUM
covering of bone
PECTORAL GIRDLE
clavicle and scapula
PELVIC GIRDLE
coxal bones, sacrum, coccyx
VERTEBRAE
cervical~7
thoracic~
lumbar~
sacral~5
,coccygeal~4
EAR OSSICLES
malleus, incus, stapes~MIS
PARANASAL SINUSES
air filled cavities in bone
~frontal
~maxillary
~ethmoid
~sphenoid
BALL AND SOCKET JOINT
~provides greatest degree of movement
~shoulder and hip joints
HINGE JOINT
elbow and knee
SYNOVIAL FLUID
~in knee joint
~provides lubrication between bones
FLEXION
decreases the angle of a joint/two bones
ONLY FLEXION/EXTENSION JOINTS
elbow and knee
EXTENSION
increases the angle of a joint/two bones
SYNERGISTIC MUSCLES
muscles that have the same function
ANTAGONISTIC MUSCLES
, muscles that have the opposite actions
HORMONES
~proteins or steroids in nature
~steroids have the ending "one"
~testosterone
ENERGY FOR MUSCLE CONTRACTION
1st~creatinine phosphate
2nd~ATP
PROTEINS INVOLVED IN CONTRACTIONS
actin, myosin, troponin, tropomyosin
HYPERTROPHY
increase in cell size
ATROPHY
decrease in cell size
THYROID HORMONES
T3, T4
HIGH LEVELS OF T3, T4
~can cause weight loss
~increase heart rate
~increase body temperature
LOW LEVELS OF T3,T4
~can cause weight gain
~slow heart rate
GOITER
~increase in size of the thyroid gland
~can be caused by an insufficient amount of iodine
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