EXERCISE PHYSIOLOGY Flashcards

(59 cards)

1
Q

____________________

- energy due to motion of the body

A

KINETIC

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2
Q

_________________

  • capacity of doing work
  • due to the position
  • or configuration of a body
A

POTENTIAL

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3
Q

A soccer ball at the top of a stair case has what type of energy?______________

If the soccer ball falls down the stairs what energy is being produced?______________

A
  • POTENTIAL

- KINECTIC

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4
Q

Energy is conserved

-energy can be transformed from one form or type to another.

A

1ST LAW OF THERMODYNAMICS

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5
Q

What are the different forms of Energy ?

A
  • MECHANICAL
  • CHEMICAL
  • ELECTRICAL
  • THERMAL
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6
Q
  • Energy conversions are NOT perfect

- some energy lost during each conversion

A

2ND LAW OF THERMODYNAMICS

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7
Q

Energy stored as potential chemical energy….
-_____________

Metabolism refers to the energy conversions…..
-____________

A
  • in chemical bonds

- required for all actions

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8
Q

What are the Two Types of Metabolism ?

A

CATABOLISM

ANABOLISM

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9
Q

_______________

Breakdown of molecules for the release of energy

A

CATABOLISM

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10
Q

______________

Formation of larger molecules from smaller ones

A

ANABOLISM

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11
Q

______________(has become a slang term for kcal

  • (def) energy required to raise 1 kilogram (1 liter)
  • of water by…. 1 dog C (14.5 to 15.5) … or Kilojoule
  • (Deg) energy required to move one kilogram by a force of one Newton.
A

CALORIES

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12
Q

> 1 kcal = _______
1 g carbohydrates = ________
1 g fat = __________
1 G protein = __________

A

> 4.2kJ
4 kcal
9 Kcal
4 kcal

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13
Q

How many calories are found in 1 egg = ______

How many calories are found in 1 slice of bread (25 g or .9oz) _________

A

80 calories

70 calories

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14
Q

What is the recommended Daily Dietary Allowances (RDA) for Females (19-22 yrs, 55 kg or 121lbs)?

A

1700-2500 kcal

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15
Q

What is the Recommended Daily Dietary Allowance (RDA) for Males (19–22 yrs, 70kg or 154 lb) ?

A

2500-3300 kcal

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16
Q

____________________
-the energy’s requirement of an awake person during absolute rest. (Usually less than 1000 kcal per day, depending on body size)

A

BASAL METABOLIC RATE

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17
Q

A person that is sedentary most of the day caloric intake should be around ?

A

1800 Kcal Per Day

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18
Q

An endurance athlete’s BMR is between _________________ per day!!!!

A

6-10,000kcal

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19
Q

Energy Expenditure During Exercise

Activity Kcal per min. Per hr.
>aerobic Dance. ____. _____

A

Kcal per min

>6 >360

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20
Q

___________ increases metabolic rate after exercise

A

HEAT

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21
Q

__________ can occur due to water loss and lean body mass.

A

WEIGHT LOSS

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22
Q

When it comes to starvation diets lean body mass is usually lost with this diet. Many potential active side effects are?
>
>
>

A

Arrhythmia (irregular heart beat)
Anemia (loss of red blood cells)
Hypotension (Low blood pressure)

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23
Q

When it comes to Recommended weight loss program parameter should first and foremost be a__________________________________________________.

A

A combination of caloric reduction and an increase in physical activity.

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24
Q

With only ________________, lean body mass is reduced and metabolic rate actually slows down.

A

CALORIC REDUCTION

25
___________ increases metabolic rate.
EXERCISE
26
The body’s main fuel source ?
ATP - ADENOSINE TRIPHOSPHATE
27
________ is catabolized for energy production and is responsible for all cellular work.
ATP
28
Adenosine + Pi + Energy + Pi =
Muscle Contraction Nerve Conduction Hormone Secretion
29
The breakdown of ATP near the ___________ &____________ molecules provide the energy required for muscle contraction.
ACTIN &MYOSIN
30
_____________ sources can only sustain muscle contraction for a few seconds
IMMEDIATE ENERGY
31
What are the three Energy Sources?
HYDROLYSIS REPHOSPHORYLATION & MYOKINASE REACTION
32
__________________ ATP+H20————>ADP + Pi + Energy ATPase
HYDROLYSIS
33
______________- protein facilitating
ATPase (enzyme)
34
_____________________________ CP + ADP ———————> C + ATP This formula above creates CREATINE KINASE
REPHOSPHORYLATION
35
_____________________ ADP + ADP —————————> ATP +AMP This formula above creates______________
1. MYOKINASE REACTION | 2. MYOKINASE
36
What is this process below ? I——————————-l I. V Glycogen Glucose——> 2 ATP +LACTIC ACID (Muscle/liver) ^. I________________________I Non- Oxidative glycolysis
GLYCOGENOLYSIS
37
What are the different training techniques ?
- OVERLOAD PRINCIPLE - SPECIFICITY OF TRAINING - PROGRESSIVE RESISTANCE TRAINING - INTERVAL TRAINING - ENDURANCE TRAINING
38
_______________________ - exercise body above and beyond what it is accustomed to (stress) - leads to physiological adaptations with greater functional capacity
OVERLOAD PRINCIPLE
39
____________________ -Only those systems or body parts exercised will make adaptations Ex. Improving arm strength will not improve leg strength -However some carry over from cardiovascular conditioning from running to cycling. - some Bilateral transfer effect has been shown-probably a neural contribution
SPECIFICITY OF TRAINING
40
____________________ | Gradual increase in stress level over some extended time period optimizes adaptations and reduces likelihood of injury.
PROGRESSIVE RESISTANCE TRAINING
41
_________________________ INtense periods of exercise followed by rest -allows for more intense effort -also, time for fatigue effects to dissipate.
INTERVAL TRAINING
42
______________________ - Continuous activity at more moderate intensity over long time periods. - between 60-80% of maximal heart rate.
ENDURANCE TRAINING
43
Training techniques to improve the energy sources, Immediate Energy Sources - 1. 2.
-Strength training -Hypertrophy (-Muscle contractions more forceful)
44
What are other Non-Oxidative Sources?
- INTERVAL TRAINING | - PERHAPS IMPROVES ABILITY TO REMOVE LACTIC ACID
45
What are some Oxidative Energy Sources in terms of training techniques to improve the energy Sources?
ENDURANCE AND INTERVAL TRAINING
46
In terms of Oxidative Energy Sources, Endurance and interval Training does what?
-Increase of mitochondrial mass either increases in number or interconnections between them. Greatly facilitating metabolism fo fats and removal of lactic acid.
47
________________________ | - the greater the rate of energy expenditure the shorter the life span no support for this theory.
The Rate-of Living Theory
48
Bed rest and inactivity cause negative side effects, what are they?
- decrease in maximal stroke vol. - decrease in coronary blood flow. - decrease in maximum oxygen consumption - increase in resting heart rate.
49
What are 3 different types of Heart Disease?
- CORONARY ARTERY DISEASE - ARTERIOSCLEROSIS - ATHEROSCLEROSIS
50
____________________ - more than a 1/2 of million Americans die every year - another 3.5 million suffer some incapacitation
CORONARY ARTERY DISEASE
51
______________________ | Hardening of the arteries due to calcium deposits
Arteriosclerosis
52
______________________ | -Blockage of arteries by lipids and other matter.
ATHEROSCLEROSIS
53
What Surgical treatment for Atherosclerosis executes a small balloon which is inflated inside the blocked artery to open the blocked area?
BALLOON ANGIOPLASTY
54
______________________ The blocked area inside the artery is shaved away by a tiny device on the end of a catheter or by laser (to vaporize blockage)
ARTHERECTOMY
55
What are factors that cannot be changed when it comes to Coronary Risk Factors?
- HEREDITY - AGE - SEX - RACE
56
Factors that might be changed when it comes to Coronary Risk Factors?
- CIRGARETTE SMOKING - HYPERTENSION - BLOOD CHOLESTEROL - OBESITY - PHYSICAL INACTIVITY - STRESS DIABETES MAY BE CHANGED
57
________________________ Physically active professions (postal delivers, longshoremen) had lower death rates from coronary heart disease than less physically active professions (bus drivers, postal clerks) *autopsies on marathon runners who did not die of heart disease fins enlarged coronary arteries
PAFFENBURGER AND HALE
58
_____________ - karma has, et. Al. (1981) - compared sedentary to exercised monkeys - exercised monkeys had significantly less signs of atherosclerosis
EXPERIMENTAL EVIDENCE
59
Energy Expenditure During Exercise Activity Kcal per min. Per hr.
1