Type Of Contractions (Isotonic, Eccentric, Concentric)

Question 1

Muscle: Quadriceps
Activity: Stair descending back LE

What type of muscle contraction is this?

Answer 1

Eccentric

Question 2

Muscle: Quadriceps
Activity: Stair climbing forward LE

What Type of Contraction is this?

Answer 2

Concentric

Question 3

Muscle: Triceps
Activity: push up from prone

What type of contraction is this?

Answer 3

Concentric

Question 4

Muscle: Triceps
Activity: return to prone after a push-up

What type of contraction is this?

Answer 4

Eccentric

Question 5

Muscle: Finger Flexors
Activity: clenching a closed fist

What type of contraction is this?

Answer 5

Isometric

Question 6

Muscle: Supinators
Activity: clockwise turn of door knob

What type of contraction is this?

Answer 6

Concentric

Question 7

Muscle: Gluteus Maximus
Activity: sitting in a chair

What type of contraction is this?

Answer 7

Eccentric

Question 8

Muscle: Gastrocnemius
Activity: returning to foot flat from tiptoes

What type of contraction is this?

Answer 8

Eccentric

Question 9

Muscle: Iliospoas
Activity: marching in place moving LE upward

What type of contraction is this?

Answer 9

Eccentric

Question 10

Muscle: Hamstrings
Activity: bending knee while prone

What type of contraction is this?

Answer 10

Concentric

Question 11

Latissimus Dorsi when lowering yourself to a chair. Is that contraction concentric or eccentric?

Answer 11

Eccentric

Question 12

List whether or not the following contraction is concentric or eccentric.

Gastrocnemius when tip-toeing

Answer 12

Concentric

Question 13

List whether or not the following contraction is concentric or eccentric.

Triceps when doing the “up” phase of a push-up

Answer 13

Concentric

Question 14

List whether or not the following contraction is concentric or eccentric.

Erector Spinae (back extension) when bending forward at the waist while standing

Answer 14

Eccentric

Question 15

List whether or not the following contraction is concentric or eccentric.

Biceps when bringing a cup to the lips

Answer 15

Concentric

Question 16

List whether or not the following contraction is concentric or eccentric.

Biceps when setting the cup back down

Answer 16

Eccentric

Question 17

List whether or not the following contraction is concentric or eccentric.

Abdominal when doing the “up” phase of a sit-up

Answer 17

Concentric

Question 18

List whether or not the following contraction is concentric or eccentric.

Deltoid as dumbell is lowered form 90 degrees abduction

Answer 18

Eccentric

Question 19

List whether or not the following contraction is concentric or eccentric

Gluteus Maximus as the body goes into a squat

Answer 19

Eccentric

Question 20

Resistance varies, velocity is constant.

Isometric, isotonic, or isokinetic

Answer 20

Isokinetic

Question 21

Resistance is constant, velocity varies.

Isometric, Isotonic or Isokinetic

Answer 21

Isometric

Question 22

Resistance varies or is constant, velocity is zero.

Isometric, Isotonic or Isokinetic

Answer 22

Isotonic

Question 23

Identify the muscle contraction as either being concentric or eccentric

Lengthening contraction

Answer 23

Eccentric

Question 24

Identify the muscle contraction as either being concentric or eccentric

Shortening contraction

Answer 24

Concentric

Question 25

Identify the muscle contraction as either being concentric or eccentric

Insertion moves toward origin

Answer 25

Concentric

Question 26

Identify the muscle contraction as either being concentric or eccentric

Insertion moves away from origin

Answer 26

Eccentric

Question 27

Identify the muscle contraction as either being concentric or eccentric

Type of Isotonic contraction

Answer 27

Eccentric, Concentric

Question 28

Identify the muscle contraction as either being concentric or eccentric

Muscle contracts to move part against gravity

Answer 28

Concentric

I.e. Bicep Curp

Question 29

Identify the muscle contraction as either being concentric or eccentric

Muscle contracts to slow the pull of gravity on a part

Answer 29

Eccentric