Energy systems

0.0(0)
Studied by 0 people
call kaiCall Kai
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/38

encourage image

There's no tags or description

Looks like no tags are added yet.

39 Terms

1
New cards
What is ATP?
Adenosine Triphosphate.
2
New cards
What is ATP used for?
Providing energy for muscle contraction.
3
New cards
What happens when ATP breaks down?
ATP becomes ADP + P and releases energy.
4
New cards
Why must ATP be resynthesised?
Stored ATP only lasts a few seconds.
5
New cards
What is the body's preferred energy source?
Carbohydrate.
6
New cards
What is glucose?
A simple sugar used for energy.
7
New cards
What is glycogen?
Stored glucose in muscles and liver.
8
New cards
What are the 3 energy systems?
ATP-PC, Lactate and Aerobic.
9
New cards
What is another name for the ATP-PC system?
Phosphocreatine system.
10
New cards
What fuel does ATP-PC use?
Creatine phosphate.
11
New cards
Does ATP-PC require oxygen?
No.
12
New cards
How long does ATP-PC last?
0-10 seconds.
13
New cards
How quickly does ATP-PC produce energy?
Very rapidly.
14
New cards
What by-products are produced by ATP-PC?
None.
15
New cards
Sports using ATP-PC.
100m sprint, shot put, golf swing and 1RM lift.
16
New cards
What fuel does the lactate system use?
Glucose/glycogen.
17
New cards
Does the lactate system require oxygen?
No.
18
New cards
How long does the lactate system last?
10 seconds to 2-3 minutes.
19
New cards
What process breaks down glucose in the lactate system?
Glycolysis.
20
New cards
What substance is produced when oxygen is absent?
Lactic acid.
21
New cards
What is OBLA?
Onset of Blood Lactate Accumulation.
22
New cards
What does lactic acid cause?
Fatigue and burning sensation.
23
New cards
Sports using the lactate system.
200m and 400m sprint.
24
New cards
What fuel does the aerobic system use?
Glycogen and fats.
25
New cards
Does the aerobic system require oxygen?
Yes.
26
New cards
How long does the aerobic system last?
Over 2-3 minutes.
27
New cards
What are the by-products of the aerobic system?
Carbon dioxide and water.
28
New cards
Where does aerobic energy production occur?
Mitochondria.
29
New cards
How much ATP is produced aerobically from glucose?
Approximately 36 ATP.
30
New cards
What is the Krebs Cycle?
A stage of aerobic energy production.
31
New cards
What is the electron transport chain?
The stage producing most ATP aerobically.
32
New cards
Advantages of the aerobic system.
Produces large amounts of ATP and can work for long durations.
33
New cards
Sports using the aerobic system.
Marathon running, cycling and endurance events.
34
New cards
Which energy system produces ATP fastest?
ATP-PC system.
35
New cards
Which energy system produces the most ATP?
Aerobic system.
36
New cards
Which energy system dominates a marathon?
Aerobic.
37
New cards
Which energy system dominates a 100m sprint?
ATP-PC.
38
New cards
Which energy system dominates a 400m race?
Lactate system.
39
New cards
Do all energy systems work together?
Yes, all three contribute energy simultaneously.