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General Anatomy (Year 1) > Muscles > Flashcards

Muscles Flashcards

1
Q

What are the different functions of muscle?

A

1.) movement
2.) static support
3.) heat production

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2
Q

What are the types of muscle?

A
  • skeletal
  • cardiac
  • smooth
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3
Q

What are tendons & aponeuroses?

A
  • dense fibrous connective tissue
  • do not shorten
  • can alter force direction
  • some muscles share common tendon
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4
Q

What are the different muscle compartments in the arm?

A

Flexor and extensor

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5
Q

What are the different muscle compartments in the forearm?

A

Flexor-pronator and extensor-supinator

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6
Q

What are the different flexors (anterior) in the arm?

A
  • biceps brachii
  • brachialis
  • coracobrachialis
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7
Q

What nerve supplies the flexors (anterior) in the arm?

A

Musculocutaneous nerve

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8
Q

What are the different extensors (posterior) in the arm?

A
  • triceps brachii
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9
Q

What nerve supplies the extensors (posterior) of the arm?

A

Radial nerve

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10
Q

What is an agonist?

A

Prime mover/contracts

e.g. Biceps

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11
Q

What is an antagonist?

A

Relaxes

e.g. Triceps

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12
Q

What is a fixator?

A

Stabiliser

e.g. Deltoid

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13
Q

What is a synergist?

A

Augment action of the agonist

e.g. Brachialis

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14
Q

How is the elbow flexed?

A

Contraction of biceps brachii

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15
Q

How is the elbow extended?

A

Contraction of triceps brachii

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16
Q

What are the different muscle compartments in the forearm?

A
  • Flexors and pronators (8 muscles)
  • Extensors and supinator (10 muscles)
  • Brachioradialis (posterior)
17
Q

What does the Brachioradialis do?

A

Flexion of forearm

18
Q

What nerves supplies the flexor (anterior) muscles?

A

Median and Ulnar nerve

19
Q

What nerve supplies the extensor (posterior) muscles?

A

Radial nerve

20
Q

What are the three types of gluteal muscles?

A
  • Gluteus maximus
  • Gluteus medius
  • Gluteus minimus
21
Q

What does the gluteus maximus do?

A

Extension

22
Q

What does the gluteus medius and minimus do?

A

Abduction

23
Q

What are the 3 muscles of the thigh?

A
  • Hamstrings
  • Quadriceps
  • Adducters
24
Q

What are the three compartments in the thigh?

A
  • Anterior
  • Posterior
  • Medial
25
Q

What nerve supplies the hamstrings?

A

Sciatic nerve

26
Q

What nerve supplies the quadriceps?

A

Femoral nerve

27
Q

What nerve supplies the adductors?

A

Obturator nerve

28
Q

What are the different leg muscles?

A
  • Dorsiflexors
  • Plantarflexors
  • Evertors
29
Q

What nerve supplies the leg muscles?

A

Sciatic nerve

30
Q

What are the different compartments in the leg?

A
  • Anterior
  • Lateral
  • Posterior deep
  • Posterior superficial

General Anatomy (Year 1) (12 decks)

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