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Psychology 1000 > HKR 1000-001 Test 2 > Flashcards

HKR 1000-001 Test 2 Flashcards

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1
Q

Muscles consist of many fibres connected in what?

A

Bundles

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2
Q

Muscle fibres are made up of

A

Myofibrils

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3
Q

These fibres are:
- Fatigue resistant
-don’t contract rapidly and forcefully
rely primarily on oxidative energy systems

A

Slow Twitch fibres

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4
Q

These fibres are:

  • Contract rapidly and forcefully
  • fatigue more quickly than slow twitch fibres
  • rely more on non-oxidative energy systems
A

Fast Twitch fibres

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5
Q

These fibres are

  • Mix of both fast and slow twitch fibres
  • Less energy to contract than fast but quicker than slow
  • Endure longer than fast but less than slow
  • rely on oxidative and non oxidative energy systems
A

Intermediate Fibres

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6
Q

The maximum resistance that can be lifted once is called what ?

A

One rep max (1RM)

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7
Q

These are safer, more convenient and easier to use than free weights

A

Exercise machines

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8
Q

These require more care, balance and coordination to use than exercise machines

A

Free weights

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9
Q

Equals muscle contraction without a change in the length of the muscle

A

Static (isometric) exercise

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10
Q

Equals muscle contraction with a change in the length of the muscle
Concentric contraction equals muscle applies force as it shortens
Eccentric contraction equals muscle applies force as it lengthens

A

Dynamic (Isotonic) Exercise

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11
Q

Constant load throughout a joints range of motion

A

Constant resistance

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12
Q

Changing load to provide maximal resistance throughout a joint’s range of motion

A

Variable resistance

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13
Q

Placing load on a muscle as it lengthens

A

Eccentric Loading

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14
Q

Moving a load as fast as possible

A

Speed Loading

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15
Q

Sudden eccentric loading and stretching followed by a concentric contraction

A

Plyometrics

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16
Q

Exerting force at a constant speed against an equal force

A

Isokinetic exercise

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17
Q

Frequency- days per week
Intensity- amount of resistance
Time- Number of repetitions and sets
Type- strength training exercises for all major muscle groups

A

FITT principle

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18
Q

How many days are recommended for weight training per week?

A

2-4 With 1 day of rest in-between

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19
Q

Lift heavy weights (80% of 1RM)

Perform a low number of reps

A

To build strength

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20
Q

Lift lighter weights (40-60% of 1RM)

perform a high number of reps

A

To build endurance

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21
Q

Lift moderate weights (70% of 1RM)

Moderate number of reps

A

For general fitness program

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22
Q

A group of reps followed by a rest period

A

Set

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23
Q 
Biceps 
Deltoids 
Pecs
Quads 
Hip adductor
are all examples of what muscle group?
A

Agonist (Prime mover)

24
Q 
Triceps 
Traps
Butt 
Hamstrings 
are all examples of what muscle group
A

Antagonist

25
Q

Joints vary in direction and range of movement

A

Joint Structure

26
Q

These are semi elastic structures that give joints strength and stability But limit movement

A

Joint Capsules

27
Q

White fibres that provide structure and support

A

Collagen

28
Q

Yellow fibres that are elastic and flexible

A

Elastin

29
Q

Muscle filament with elastic properties

A

Titin

30
Q

control muscle length

A

Proprioceptors

31
Q

Is a technique for stretching muscles that relies on neuromuscular reflexes to stimulate training effects

A

Proprioceptive neuromuscular facilitation (PNF)

32
Q

Slowly stretching a muscle and holding the stretched position

A

Static Stretching

33
Q

Suddenly stretching a muscle through a bouncing or swinging movement

A

Ballistic stretching

34
Q

Functionally based movements with no bouncing; move joint through range of motion used in sport

A

Dynamic Stretching

35
Q

Muscles are stretched by force applied by an outside source

A

Passive Stretching

36
Q

Muscles are stretched by a contraction of the opposing muscle

A

Active stretching

37
Q

The safest stretching technique is

A

Active static stretching

38
Q

This body part is made up of 5 separate regions and 4 distinct curves:
1. cervical 2. Thoracic 3. Lumbar 4. Sacral

A

Spinal Cord

39
Q

4 Fused vertebrate

A

Cocynx

40
Q

5 fused vertebrate

A

Sacrum

41
Q

5 vertebrae

A

Lumbar

42
Q

12 vertebrae

A

Thoracic

43
Q

7 Vertebrae

A

Cervical

44
Q

This consists of a body, an arch, and several bony processes

A

Vertebrae

45
Q

Elastic disks located between adjoining vertebrae; consist of gel and water filled nucleus

A

Intervertebral disks

46
Q

Base of pairs of spinal nerves that branch off the spinal cord

A

Nerve roots

47
Q

Ice then heat
OTC medication (Tylenol)
bed rest immediately following onset
moderate exercise

A

Managing acute back pain

48
Q

Is the body’s relative amounts of fat mass and fat free mass.

A

Body Composition

49
Q

Is crucial for normal body functioning
3-5% body fat in males
8-12% body fat in females

A

Essential Fat

50
Q

Total body weight above a recommended range for good health

A

Overweight

51
Q

Severely overweight and over fat

A

Obesity

52
Q

A persons weight should be proportional to

A

Height

53
Q

kg/m^2

A

BMI

54
Q

Folds of skin are measured with a

A

Calliper

55
Q

The amount of air displaced by a person in a small chamber is measured by computerization sensors. Has an error rate of 2-4%.

A

The Bod Pod

56
Q

A small electrical current is sent through the body, and the resistance of the body to the current is recorded.

A

Bioelectrical impedance analysis (BIA)

57
Q

Dual Energy X-Ray absorbiometry (DEXA)

Total body electrical conductivity (TOBEC)

A

Advanced Technologies

Psychology 1000 (2 decks)

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