Set 30 Myology Flashcards

1
Q

What are the muscles of the rotator cuff?

A

supraspinatus, infraspinatus, teres minor, and subscapularis (SITS)

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2
Q

What is the blood supply to the rotator cuff?

A

Subscapular (supraspinatus, infraspinatus), scapular circumflex (teres minor), lateral thoracic/subscapular (subscapularis)

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3
Q

What is the innervation of the rotator cuff?

A

axillary (teres minor) and suprascapular (supraspinatus, infraspinatus, and subscapularis)

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4
Q

What are the external rotators of the rotator cuff?

A

infraspinatus, teres minor

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5
Q

What is the innervation of biceps brachii, brachilais, and corobrachilais?

A

musculocutaneous

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6
Q

What is the innervation of brachioradialis?

A

radial

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7
Q

What is the innervation of pronator teres?

A

median

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8
Q

What is the innervation of triceps and anconeus?

A

radial

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9
Q

What is the blood supply of biceps, brachialis, brachioradials, coracobrachialis, triceps, and anconeus?

A

brachial

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10
Q

What is the innervation of levator ani and coccygeus?

A

pudendal plexus

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11
Q

What is the innervation and blood supply of the anterior thigh muscles?

A

femoral artery and nerve (quads, sartorius, and iliopsoas)

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12
Q

What are the “tailor’s muscles”?

A

rectus femoris and sartorius (cross two joints)

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13
Q

What is the innervation and blood supply of the medial thigh?

A

obturator (pectineus has some femoral)

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14
Q

What is the innervation and blood supply of the posterior thigh?

A

tibial nerve, deep femoral artery

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15
Q

Where is the popliteal pulse find?

A

behind the knee

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16
Q

What is the innervation and blood supply of the posterior thigh?

A

inferior gluteal (except TFL and Glut med/min are innervated by superior gluteal nerve)

17
Q

What is the shortest muscle?

A

stapedius

18
Q

What is the innervation and blood supply of the anterior leg?

A

anterior tibial (aka deep peroneal)

19
Q

What is the innervation and blood supply of the posterior leg?

A

tibial nerve, posterior tibial artery

20
Q

What is the innervation and blood supply of the lateral leg?

A

peroneal

21
Q

What is the function of myoblasts?

A

to make smooth or cardiac muscle

22
Q

What is the function of mesodermal blocks (somites)?

A

to make skeletal muscles

23
Q

What muscles are striated and multinucleated?

A

skeletal

24
Q

What muscles are striated and uninucleated?

A

cardiac

25
Q

What muscles are spindle shaped with central nuclei?

A

smooth

26
Q

What are agonistic muscles?

A

prime movers

27
Q

What are synergystic muscles?

A

supports movement

28
Q

What are antagonistic muscles?

A

opposite movers