These figures show that:   Group of answer choices eccentric contractions place a greater demand on the cardiovascular and nervous systems compared to concentric contractions concentric contractions are easier to perform than eccentric contractions concentric contractions require more oxygen and more EMG than eccentric contractions eccentric contractions use less oxygen but more EMG than concentric contractions

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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These figures show that:

 

Group of answer choices
eccentric contractions place a greater demand on the cardiovascular and nervous systems compared to concentric contractions
concentric contractions are easier to perform than eccentric contractions
concentric contractions require more oxygen and more EMG than eccentric contractions
eccentric contractions use less oxygen but more EMG than concentric contractions
 
S
Vo₂ (1-min-¹)
A
3.0
2.5
2.0
1.5
1.0
T
T
0.57
Concentric
(50)
+
10
*H
Eccentric
Exercise rate
(150)
(100)
20
Integrated EMG (counts-min-¹)
B
800
600
400
200
L
I
I
I
(50)
30
10
Mean torque on pedals (Nm)
Concentric
(100)
20
Eccentric
Exercise rate
(200)
(150)
30
40
Transcribed Image Text:S Vo₂ (1-min-¹) A 3.0 2.5 2.0 1.5 1.0 T T 0.57 Concentric (50) + 10 *H Eccentric Exercise rate (150) (100) 20 Integrated EMG (counts-min-¹) B 800 600 400 200 L I I I (50) 30 10 Mean torque on pedals (Nm) Concentric (100) 20 Eccentric Exercise rate (200) (150) 30 40
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