musculo-skeletal system

gcse pe
Quiz by julia7c
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Last updated: November 6, 2022
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First submittedNovember 6, 2022
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question
Answer
the skeleton _______ vital organs
protects
the skeleton stores two different minerals called?
calcium and phosphorous
phosphorous helps reduce ______ ____
muscle pain
name three things the skeleton produces
red blood cells
white blood cells
platelets
skeleton allows movement at ____
joints
our muscles are attached to bones by _______
tendons
when the muscles ________ the bone moves
contract
cylindrical in shape and found in the limbs, their main function
is movement, by acting as a lever
long bones
small and compact often equal in length and width. they are
designed for strength and weight bearing,
short bones
have a flat surface. their function is to protect you internal organs
flat bones
compex individual shapes and perform a variety of functions
including protection and muscle attachment
irregular bones
name a long bone
femur | radius | tibia
name a short bone
carpals and tarsals
name a flat bone
ribs | cranium | sternum
name an irregular bone
vertebrae
vertebral column (7 vertebrae)
cervical vertebrae
vertebral column (12 vertebrae)
thoraic vertebrae
vertebral column (5 vertebrae)
lumbar vertebrae
5 fused vertebrae
sacrum
4 fused vertebrae
coccyx
the upper 24 vertebrae allow ________
movement
the lower nine vertebrae are _____
fused
question
Answer
this joint can be found in the neck. it allows only rotational movement
pivot joint
these can be found in the elbow and ankle allow movement in one
direction only
hinge joint
can be found at the shoulder and hip and allow movement in almost
every direction
ball and socket joint
similar to a ball and socket joint. found at the wrist
condyloid
what does synovial fluid do
lubricates the joint
bending a limb to decrease the angle at a joint
flexion
straightening a limb to increase the angle at a joint
extension
moving a limb away from the mid line of the body
shoulder abduction
moving a limb towards the mid line of the body
shoulder adduction
turning about the vertical axis of your body
rotation
circular movement of a body part
circumduction
decreasing the angle at the ankle joint
dorsi flexion
increasing the angle at the ankle joint
plantar flexion
forms a cushion between bones to stop them rubbing
cartilage
like very strong string that holds bones together
ligaments
found in the internal organs and blood vessels-this is involuntary
smooth muscle
found only in the heart-this is involuntary
cardiac muscle
attached to the skeleton/bones-this is voluntary
skeletal muscle
muscle work in ____________ pairs
antagonistic
contracts,shortens
agonist
relaxes,becomes longer
antagonist
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