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Gcse pe > Soc 12 - Skeletal System > Flashcards

Soc 12 - Skeletal System Flashcards

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1
Q

5 functions of the skeletal system

A

. Protection of vital organs
. Muscle attachments
. Joints for movement
. Storing calcium
. Red, white blood cell production

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2
Q

Bones in the spine

A

. Cervical(7)
. Thordcic(12)
. Lumbar(5)
. Sacrum(5, fused)
. Coccyx(4, fused)

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3
Q

Bones in the hand and wrist

A

. Carpals
. Metacorpals
. Phalanges

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4
Q

What is the name for the shoulder blade

A

Scapula

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5
Q

What is the name for the coller bone?

A

Clavical

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6
Q

Bones in the foot and ankle

A

. Tarsals
. Metatarsals
. Phalanges
. Tibia
. Ribula

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7
Q

Bones in the leg

A

. Femur
. Patella

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8
Q

Bones in the arm

A

. Humerus
. Radias
. Ulna

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9
Q

Bones in the torso

A

. Pelvis
. Scapula
. Ribs
. Clavicle

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10
Q

What is a long bone?

A

They are longer than wider and help with movement, strength and speed.

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11
Q

What is a short bone

A

Generally the same size and length. They help with shock absorption and spreading loads.

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12
Q

What are the 4 joints?

A

. Hinge
. Pivot
. Ball and socket joint
. Condyloid joint

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13
Q

What does the hinge do?

A

Flextion and extension in the knee and elbow.

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14
Q

What does the ball and socket joint do?

A

Made up of a socket and a ball. E.g. femur fitting into hiphone. This creates a wide range of motion.

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15
Q

What does the condyloid joint-wrist joint do?

A

Mainly in the wist and allows us to do a circular motion.

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16
Q

What is extension?

A

Straightening movement that increases the angle

17
Q

What is flextion?

A

Bending movement that decreases the angle

18
Q

What is dorsiflexion?

A

Bending or flexing toes up, closer to the shin

19
Q

What is Plantar flexion?

A

Extending or pointing toes down

20
Q

What is a flat bone?

A

Protects organs or offer a good surface for muscle growth

21
Q

What is abduction?

A

Movement that pulls away from the midline

22
Q

What is adduction?

A

Movement that pulls towards the midline

23
Q

What is Circumduction?

A

Moving in a circular shape

24
Q

What is rotation?

A

Movement around a single axis

25
Q

What is a tendon?

A

A tendon attaches the muscle to the bone which allow you to use more strength and power

26
Q

What is a ligament?

A

Ligaments join bones to bones, usually to hold things together. They are more elastic than tendors.

Gcse pe (20 decks)

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