Pe Exam Revision Flashcards

1
Q

Blood vessels, order and description

A

Arteries, arterioles, capillaries, venules, veins

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2
Q

Systemic systems, order

A

Left ventricle pumps oxygenated blood into the aorta. Blood travels to arterioles and capillaries.

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3
Q

Pulmonary systems, order

A

Starts with vena cava bringing deoxygenated blood back to the heart. Blood flows from right atrium to the right ventricle through pulmonary artery.

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4
Q

What is gas exchange?

A

Oxygen is moved into the bloodstream and then into the cells. Oxygen is exchanged for waste by the alveoli which travels through the lungs and is exhaled

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5
Q

Mechanics inspiration

A

When lungs inhale, the diaphragm contracts and pulls downward. Simultaneously, the muscles in the ribs contract and pull upward

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6
Q

Mechanics expiration

A

When the lungs exhale, the diaphragm contracts and pulls upward. The muscles contract and pull downward.

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7
Q

Minute ventilation

A

The volume of air that we inhale and then exhale over the course of one minute

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8
Q

V02 max

A

The largest volume of oxygen that the body can take and transport

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9
Q

EPOC

A

Excess post-exercise oxygen consumption

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10
Q

Steady state

A

When the demand of oxygen meets the amount of oxygen supplied

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11
Q

Oxygen deficit

A

When the demand for oxygen is greater than the supply of oxygen

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12
Q

Stroke volume

A

The volume of blood pumped out of the left ventricle during each systolic contraction.

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13
Q

Tidal volume

A

The volume of air that we inhale and then exhale in one breath

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14
Q

Vasodilation

A

Widening of blood vessels

Transport oxygen and nutrients

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15
Q

Vasoconstriction

A

Contracting of blood vessels

Removes waste

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16
Q

Acute injuries

A

Occurs suddenly with little or no notice

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17
Q

Chronic injuries

A

Associated with overuse of body over time

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18
Q

Arteriovenous oxygen difference

A

Blood travels to working muscles in arteries, arteries become capillaries,
Oxygen is removed from the capillaries by myoglobin in the muscles to create ATP

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19
Q

How is blood distributed around the body during exercise?

A

More blood is prioritised to go to the working muscles by the cardio respiratory system and less to other, non-working muscles

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20
Q

What does EPO do?

A

Stimulates red blood cell growth
Synthetic version is available, but it is banned

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21
Q

Function of alveoli

A

They are found at the end of the bronchioles and help with gas exchange in the lungs and the blood.

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22
Q

How do you calculate ventilation

A

respiratory rate x tidal volume

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22
Q

Outline the major differences in the gas content of inspired air compared to that of expired air

A

Inspired air is high in oxygen and low in carbon dioxide. Expired air is high in carbon dioxide and low in oxygen.

23
Q

Incidental physical activity

A

Physical activity that occurs as a result of a more important task.

23
Q

Physical inactivity

A

People undertaking insufficient physical activity to achieve measurable outcomes

23
Q

Domains of physical activity

A
  • Household chores
  • Active transport
  • Leisure time
  • Occupational
23
Q

Sedentary behaviour

A

Amount of time per day spent sitting or lying down

24
Q

Dimensions of physical activity

A
  • frequency
  • intensity
  • type of activity
  • time
25
Q

2 methods for determining intensity

A
  • talk test
  • heart rate
26
Q

2 physical benefits of PA

A
  • improved cardiovascular function
  • resistance to fatigue
27
Q

2 social benefits of PA

A
  • Decreased social isolation
  • Enhanced engagement
28
Q

Direct physical activity

A

A measure of how much physical activity an individual does

29
Q

Indirect physical activity

A

A measure of a population involved with physical activity

30
Q

Physical activity influences

A
  • environment
  • gender
  • SES
  • self efficacy
  • cognitive
    -aging
31
Q

name the settings based approaches to physical activity promotion

A
  • school
  • community places (church)
  • workplace
32
Q

Define tailoring in terms of physical activity promotion

A

To make physical activity completable based on someone’s lifestyle

33
Q

Name 2 barriers to physical activity

A
  • Feeling self-conscious
  • Lack of energy
  • Lack of money
  • Lack of time
  • Dislike of exercise
  • Geographic location
34
Q

Name 2 social barriers to physical activity

A
  • No company
  • No safety
  • Isolation
35
Q

Name 2 cultural barriers to physical activity

A
  • Increased chance of not being physically active enough
  • Any physical activity restricted to way of life
  • Lack of facilities
  • Low SES
  • Expectation of racism
36
Q

Physical activity and Sedentary Behaviour guidelines 5-17 years old

A
  • children and young people do at least 60 minutes each day of moderate to vigorous physical activity
  • at least 3 days per week, children and young people should incorporate vigorous activities and activities that strengthen muscle and bone
  • reduce screen time and split up sitting breaks
37
Q

Physical activity and Sedentary Behaviour guidelines 18-64 years old

A

each week, either:
- 2.5 to 5 hours of moderate intensity physical activity
- 1.25 to 2.5 hours of vigorous intensity physical activity
- reduce the time you spend sitting

38
Q

Physical activity guidelines 65+

A
  • at least 30 minutes of moderate intensity physical activity on most, preferably all, days.
  • reduce time sitting down
39
Q

YPAP

A

youth physical activity promotion

40
Q

What do reinforcing factors do?

A

Encourage physical activity. teachers, friends

41
Q

What are the four levels of social-ecological model?

A
  1. assess policies
  2. assess physical environment
  3. assess social environment
  4. individual factors
  5. physical activity
42
Q

Physical activity definition

A

Any bodily movements done by the skeletal system which requires energy expenditure

43
Q

What do predisposing factors do?

A

impact decision making processes
e.g. attitudes, enjoyment

44
Q

4 levels of evaluation

A
  1. Formative
  2. Process
  3. Impact
  4. Outcome
45
Q

Formative evaluation

A

Ongoing assessment of program, constantly trying to improve it.

46
Q

Process evaluation

A

Collect data about implementation of program, such as participant satisfaction

47
Q

Impact evaluation

A

Achievement of program goals

48
Q

Outcome evaluation

A

Measures changes that occurred as a result of the program

49
Q

What are enabling factors?

A

Enable someone to do physical activity
- fitness
-skills

50
Q

What are personal demographics?

A

Personal factors
-age
-gender

51
Q

MET values for different intensities

A

Sedentary: < - 1.6
Light: 1.7 - 2.9
Moderate: 3 - 6
Vigorous: 7+

52
Q

SMARTER

A

Specific, Measurable, Achievable, Relevant, Time-bound, Exciting, Rewarding