PE unit 1 Anatomy & physiology Flashcards

(90 cards)

1
Q

What type of posture does a neutral spine give?

A

Good posture

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2
Q

What is ossification?

A

cells that supply calcium to developing bones

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3
Q

What are osteoblasts stimulated through?

A

exercise

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4
Q

What is the epiphyseal plate?

A

The end of every long bone

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5
Q

What is weight bearing?

A

bones will support the weight of your tissue mass

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6
Q

What does reducing friction help with?

A

The skeleton makes up many different joints in the body and its synovial fluid

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7
Q

What is a joint?

A

A place where two or more bones meet

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8
Q

What is two or more bones meeting also known as?

A

Articulation

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9
Q

What joint doesn’t move?

A

fixed joint

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10
Q

what is an example of a fixed joint?

A

Plates in the cranium

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11
Q

What do slightly moveable joints allow?

A

Slight movement

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12
Q

What is an example of a slightly moveable joint?

A

vertebrae

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13
Q

What is the most moveable joint?

A

synovial joint

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14
Q

What is the synovial joint vital to?

A

Sporting actions

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15
Q

What is an example of a synovial joint?

A

The knee joint

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16
Q

what is the most common type of joint in the body?

A

Synovial joint

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17
Q

What does cartilage prevent?

A

rubbing of joints

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18
Q

What do tendons connect?

A

muscles to bones

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19
Q

What does synovial fluid lubricate?

A

The joints allowing free movement

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20
Q

What do ligaments link?

A

Bones to bones

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21
Q

What do ball and socket joints allow?

A

movement in all directions

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22
Q

What is an example of a ball and socket joint movement?

A

Shoulders and hips in a tennis serve

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23
Q

What shape bone end do condyloid joints have?

A

oval shape bone end which fits into a similar shape

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24
Q

What do condyloid joints allow?

A

small movement in all directions

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25
Where do gliding joints occur?
between the surfaces of two flat bones that are held together by ligaments
26
What are a few example of a gliding joint?
Bones in your wrist and ankles as well as the spine
27
What joints are saddle joints like?
Condyloid joints
28
What shape are the surfaces of saddle joints?
concave and convex
29
What is an example of a saddle joint?
bones at the base of the thumb
30
Where is the anterior part of the knee?
front of knee
31
Where is the posterior part of the knee?
back of knee
32
Where is the medial part of the knee?
centre of knee
33
where is the lateral part of the knee?
sides of the knee
34
Where is the proximal part of the knee?
close to (the source)
35
Where is the distal part of the knee?
away from (the source)
36
Where is the superior part of the knee?
above the knee?
37
Where is the inferior part of the knee?
below the knee
38
What is Flexion?
decrease in angle at a joint
39
What is extension movement?
Increase in angle (up to 180 degrees)
40
What is rotation movement?
Movement around an axis
41
What is circumduction movement?
conical movement
42
What is adduction movement?
towards the midline
43
What is abduction movement?
away from the midline
44
What is hyper-extension movement?
over 180 degrees
45
What is a flexion sporting example?
Tackling in rugby
46
what is an extension sporting example?
elbow movement when throwing in shot put
47
What is a rotation sporting example?
golf swing-hips and shoulder movement
48
What is a circumduction sporting example?
serving in tennis
49
What is an adduction sporting example?
swimming breaststroke
50
What is an abduction sporting example?
backhand in tennis
51
What is dorsiflexion?
backwards bending and contraction of hand or foot
52
What is an example of a dorsiflexion?
basketball free throw
53
What is plantar flexion?
pointing of the toe
54
what is an example of plantar flexion?
ballet dancers on tip toes
55
what is an agonist?
the contracting muscle responsible for causing movement
56
what is an antagonist?
the relaxing and lengthening muscle which allows the movement
57
what is a fixator
muscles stabilise the joints stopping any unwanted movement at the origin
58
what is a synergist?
muscles that support the agonists
59
what is the agonist in elbow flexion?
bicep
60
what is the antagonist in elbow flexion?
tricep
61
what is the agonist in elbow extension?
tricep
62
what is the antagonist in elbow extension?
bicep
63
what is the agonist in horizontal movement?
pectorals
64
What is the antagonist in horizontal movement?
the back
65
what do fixator muscles stabilise?
joints stopping any unwanted movement at the joint
66
what are the 4 types of muscular contraction?
isometric, isotonic, concentric, eccentric
67
what is isometric contraction?
when the muscle contracts without lengthening or shortening
68
what does isometric mean?
no movement
69
what is an isometric example?
a scrum in rugby
70
what is eccentric contraction?
when the muscle lengthens under tension
71
what do working muscles produce?
heat
72
What does pliable muscles mean?
less likely to suffer strains
73
what does muscle hypertrophy mean?
increased size of muscle because of overload
74
what does increased tendon strength mean?
connective tissue surrounding
75
what is lactate build up?
uncomfortable sensation in muscles
76
what is a micro tear?
resistance training involving weights will place the muscle under stress
77
what is DOMS?
delayed onset muscular system
78
what are the factors affecting the muscular system?
age, cramp
79
how does age affect the muscular system?
reduce strength and power
80
how does cramp affect the muscular system?
involuntary contraction of muscles can be prompted by exercise
81
When do isotonic contractions occur?
When there's movement of the body
82
What causes the isotonic contractions?
The ends of the muscles move closer together
83
Where are cardiac muscles found?
In the heart wall
84
What do cardiac muscles depend on?
oxygen
85
What do cardiac muscles allow?
blood flow through the heart
86
where are smooth muscles found?
internal organs, digestive tract, blood vessels and lungs
87
what can smooth muscles work without?
oxygen
88
what do smooth muscles help aid and distribute?
aid- digestion distribute - blood
89
where are skeletal muscles found?
around the body
90