Functions and structure musculoskeletal skeletal system
What is the function of the Skeletal System?
S-upport
P-rotectmuscle attachment
A-ttachment to muscles
S-tores calcium and phosphorus
M-anufactures Red and white blood cells
What are the 5 classifications of bones
long bone, short bone, flat bone, irregular bone, sesamoid
How many bones does an average adult have?
DOUBLE JEOPARDY!!
206
Can you give an example of an antagonistic pair?
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Tricep/bicep
Quadriceps/Hamstring
What are the 2 bones of the lower arm called?
ulna, radius
What connects muscles to bones?
Tendons
Where is the epiphysis located on a long bone and its function?
DOUBLE JEOPARDY!!
ends of bone-RBC/WBC formation
What is the sac near the joint containing synovial fluid called?
Bursa
When a muscle contracts and pulls, is this the agonist or antagonist?
Agonist
What are the 3 sections of the foot?
tarsals. metatarsals, phalanges
What is the difference between isometric and isotonic exercise?
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Isotonic-Muscles contract and bring about movement
Isometric- Contraction without bodily movement
What part of bone is the diaphysis located and what is its function?
Shaft of bone- yellow bone marrow-stores fat
Name the 3 different types of muscles and list if they are voluntary or involuntary
Skeletal muscles-voluntary muscles
smooth muscles- involuntary muscles
Cardiac muscles-involuntary
What is the diference between the male and female pelvis?
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Female wider, male heavier
What is the muscle attached to the tibia called?
Tibialis anterior
What are the 2 divisions of the skeletal system?
Axial and appendicular
What is the fluid called inside the joint cavity?
synovial
What is the cavity called in the long bone and what does it store?
Medullary cavity-fat yellow bone marrow
What is the exercise that produces movement called?
Isotonic
What is the longest bone of the body?
femur
What is the function of the muscular system?
Heat
Maintain posture
Movement
The vertebral column consists of 33 bones, or vertebrae, which are divided into five groups. Starting from the top they are and how many of each?
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7-Cervical vertebrae, 12-thoracic vertebrae, 5-lumber vertebrae, 5-sacral vertebrae, 5 coccyx
What is the covering of a bone called
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periosteum
When you contract a muscle what 2 things happens to the muscle?
shortens/thickens
What is another name for the elbow, shoulder and collar bone called?
olecranon, scapula, clavicle