Muscles And Muscle Actions

Question 1

Name shoulder and arm muscles

Answer 1

Anterior Deltoid

Middle Deltoid

Posterior Deltoid

Bicep Brachii

Tricep Brachii

Tricep Brachii Medial Head

Question 2

Name Chest muscles

Answer 2

Pectoralis Major

Pectoralis Major (Clavicle head)

Pectoralis Major (Sternal head)

Pectoralis Minor

Question 3

Name Back muscles

Answer 3

Latissimus Dorsi

Rhomboid

Trapezius

Teres Major

Question 4

Name Lower body muscles

Answer 4

Quadriceps

Tibialis Anterior

Tibialis Posterior

Hamstrings

Gastrocnemius

Soleus

Question 5

Name Hip complex muscles

Answer 5

Gluteus Maximus

Gluteus Minimus

Gluteus Medius

Hip Flexor muscles

Abductor

Adductor

Question 6

Name Core muscles

Answer 6

Erector Spinae

Rectus Abdominus

Internal Obliques

External Obliques

Diaphragm

Transverse Abdominus

Question 7

What are the types of Muscle Contractions?

Answer 7

Concentric

Eccentric

Isotonic

Isometric

Isokinetic

Question 8

What is Concentric muscle contraction?

Answer 8

Muscle shortens under contraction

Question 9

What is Eccentric muscle contraction?

Answer 9

Muscle lengthens under contraction

Question 10

What is Isotonic muscle contraction?

Answer 10

Movements involving both concentric and eccentric contractions

Question 11

What is Isometric muscle contractions?

Answer 11

Muscle stays the same length under contraction

Question 12

What is Isokinetic muscle contraction?

Answer 12

Muscle moves at a constant speed during contraction

Question 13

What are the 4 muscle roles?

Answer 13

Agonist/prime mover

Antagonist

Synergist

Fixator

Question 14

What is Agonist/prime mover?

Answer 14

Muscle directly responsible for the desired movement

Question 15

What is Antagonist?

Answer 15

Muscle that causes the opposite action to the agonist

Question 16

What is Synergist?

Answer 16

Muscle that assists the prime mover

Question 17

What is Fixator?

Answer 17

Muscle that stabilises the origin of the prime mover