MSK

Question 1

All tongue muscles are innervated by :___

Except which muscle ?

Answer 1

CN XII hypoglossal

Palatoglossum

Question 2

Palatoglossum muscle is innervated by_

Answer 2

Vagus n.

Question 3

All Intrinsic muscles of larynx are innervated by ____

Except____

Answer 3

Recurrent Laryngeal n. from Vagus n.

Cricothyroid m.

Question 4

Cricothyroid muscle is innervated by

Answer 4

External laryngeal nerve

Question 5

All muscles from the pharynx are innervated by ____

Except

Answer 5

Vagus nerve

Except the Stylopharyngeus [IX]

Question 6

Stylopharyngeus muscle is innervated by

Answer 6

Glossopharyngeal

Question 7

Which muscle draws sides of tongue upward to create a through for swallowing

Answer 7

Styloglossus

Question 8

Which muscle Retracts and represses the tongue?

Answer 8

Hyoglossus

Question 9

Which muscles elevates posterior tongue during swallowing?

Is innervated by…

Answer 9

Palatoglossus (Vagus n.)

Question 10

Most common skin cancer

Answer 10

Basal cell carcinoma

Question 11

Second most common skin cancer

Answer 11

Squamous cell carcinoma

Question 12

Histopathology of Squamous cell carcinoma

Answer 12

Keratin pearls

Question 13

precursor to Squamous cell carcinoma is:

Answer 13

Actinic Keratosis

Question 14

Stylopharyngeus muscle is derived from Pharyngeal Arch __

Answer 14

3

Question 15

Serves to elevate the pharynx and larynx during swallowing an speaking> (MUSCLE)

Answer 15

Stylopharyngeus m.

Question 16

Muscle that stretches and tenses the vocal fold (allowing speech)

Answer 16

Cricothyroid

Question 17

muscle that elevates the hyoid bone during swallowing

Answer 17

Stylohyoid [VII]

Question 18

Major hip Extensors/ knee flexors muscles:

Answer 18

Gluteus max
semitendinosous
semimembranousus
biceps femoris (hamstrings)

Question 19

major hip abductors are

Answer 19

gluteus minimus and medium

Question 20

external rotators of the hip are:

Answer 20

gluteus maximus
obturator int
gemellus
quadratus femoris

Question 21

pt has difficulty abd hip and flexing it which n is damaged?

Answer 21

Superior Gluteal N. (purely motor)

Question 22

Mention non traumatic causes of AVN of the head of femur (6)

Answer 22

steroid tx, sle, gauchers, heavy alcohol consumption, sickle cell anemia

Question 23

Axillary n. Roots are

Answer 23

C5 - C6

Question 24

Radial n Roots are

Answer 24

C5 - T1

Question 25

Name the mastication muscles

Answer 25

Masseter, teMporal, Medial pterigoid, and Lateral pterigoid.

Question 26

Mastication muscles are innervated by

Answer 26

V3 Trigeminal

Question 27

Which 3 muscles help to close the jaw??

Answer 27

Masseter, teMporal, Medial pterigoid. (M's munch)

Question 28

2 classic pediatric incomplete fractures

Answer 28

1. green stick fracture (bent) | 2. Torus (buckle's fx)

Question 29

mechanism that results in green stick fx

Answer 29

1. bending force from side | 2. FOOSH injury

Question 30

Where do Green stick fxs often occur?

Answer 30

distal radius, from trauma

Question 31

Torus fx mechanism

Answer 31

Axial force into the bone

Question 32

lateral pterigoid acts to

Answer 32

pull the mandible forward in the process of opening the jaw against resistance.

Question 33

Which muscles act to close the jaw??

Answer 33

masseter, medial pterigoid, and temporalis

Question 34

which structures are commonly compressed in the thoracic outlet syndrome?

Answer 34

lower trunk of brachial plexus. | the subclavian artery in the scalene triangle