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The Body Flashcards

1
Q

Which nerve innervates the thenar muscles (thumb)?

which nerve innervates anterior wrist?

A

Median nerve

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2
Q

Which part of the arm is most susceptible to ulnar nerve injury?

A

Elmbow

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3
Q

What brachial nerve & muscle is for circumduction of the arm?

A

Axillary because of deltoids

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4
Q

Which muscle in the arm is innervated by the radial nerve?

A

Triceps

supplies upper limbs

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5
Q

Supination of the radio-ulnar joint?

A

Biceps brachii

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6
Q

What muscle adducts the scapula?

A

Rhomboids

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7
Q

Which are 2 muscles that adduct the scapula?

A

Rhoboids & trapezius

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8
Q

which are 2 muscles that abduct the scapula?

A

serratus anterior, pectoralis

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9
Q

Which one doesn’t contribute to posterior wall of axilla?

A

serratus anterior/ humerous

Posterior wall: subscapularis, Teres Major, Latissiumus Dorsi, & Scapula

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10
Q

Which innervation is the cause of arm rotation?

A

C5

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11
Q

If a person can’t flex their wrist, what nerves are invovled?

A

C6-C7

Ulnar n, Flexor Carpi Ulnaris m.

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12
Q

What innervates the Brachialis (biceps)?

A

Musculocutaneous C5-C7

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13
Q

What is the most distal portion of the brachial portion?

A

Branches

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14
Q

What does Axillary Sheath not surround?

A

Trunks/roots of branchial plexus

surrounds axillary vein, artery, and 3 cords of brachial plexus

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15
Q

Where do the 4th, 5th, 65th intercostal veins drain?

A

Accessory hemizygous

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16
Q

Right superior intercostal muscle drain into ?

A

Right side of azygos vein`

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17
Q

Which veins leaves a impression on the right lung?

A

Azygous

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18
Q

Whereis the atheroscloersis most common?

A

Abdominal Aorta

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19
Q

What exits the thorax at T12

A

Descending Aorta

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20
Q

Thoracic duct is behind of?

A

Esophagus & aorta

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21
Q

Esophagus begins at what level?

A

Cricoid cartilage at C6

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22
Q

Which organ is posterior to the aorta?

A

Right kidney

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23
Q

What are the visceral arteries of the abdominal/descending aorta?

A

Celiac trunk & inferior mesenteric

NOT inferior phrenic

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24
Q

What’s the direct branch of the Celiac Trunk?

A

Splenic Artery

Also left gastric & common hepatic A

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25
Q

Hepatic portal vein contains blood from?

A

Superior mesenteric & splenic vein

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26
Q

What does hepatic sinusoid drain?

A

Portal Blood to central vein

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27
Q

What’s not found in the epithelium?

A

Meissner’s corpuscle (fine touch)

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28
Q

Which plexus only has parasympathetic innervations?

A

Meisseiner plexus

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29
Q

Which plexus has both parasympathetic & sympathetic innervations?

A

Auerbach’s plexus

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30
Q

What is the diffference between lamina propria & dermis?

A

Dermis has dense irregular CT

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31
Q

What type of cell are in statum granulosum layer?

A

Keratohylain

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32
Q

What is not present in the orthokeratinized layer?

A

Stratum lucidum

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33
Q

What kind of epithelium is the FOM?

A

Non-keratinized stratified of squamous epithelium

34
Q

What are soft tissues that are nonkeratinized?

A

Soft tissues& buccal mucosa

35
Q

What kind of epithelium is the palate?

A

Keratinized stratified squamous epithlium

hard palate, attached gingiva, dorsum of tongue

36
Q

What will cover the hard palate after an ulcer heals?

A

Parakeratinized stratum swquamous epithelium

37
Q

What’s the most abundant papillae?

Which papilla is not involved in taste?buds

A

Filiform papilla

38
Q

What’s the antibody in the mucosal surface?

A

IgA

39
Q

Tongue moves to the right side on its own, what is the nerve damaged

A

Right CN12

40
Q

What protrudes the tongue?

A

Genioglossus

41
Q

What protrudes the mandible?

A

Lateral pterygoid

42
Q

What protrudes the hyoid bone?

A

Geniohyoid

43
Q

What narrows the maxillary buccal vestibule when you open your mouth all the way?

A

Coronoid process

44
Q

What does NOT elevate the larynx?

A

Sternothyroid

45
Q

What creates the laryngeal prominence?

A

Thyroid cartilage

46
Q

What’s the most superior part of larynx

A

Aryepiglottic fold (epiglottis)

47
Q

What muscle constrict to produce sound?

A

Lateral & transverse cricoarytenoids

48
Q

What is the only muscle to abduct the larynx (vocal fold)?

A

Posterior cricoarytenoid m. `

49
Q

What innervates muscles below vocal fold & most of the laryngeal muscles?

A

Recurrent laryngeal nerve (CN10)

50
Q

What does internal laryngeal nerve innervate?

A

Thyrohyoid membrane

51
Q

What occurs during Tracheostomy?

A

Reduced airway resistance and reduced dead space

52
Q

What is associated with trachea bifurcation?

A

Sternal Angle

53
Q

Where is stored in colloid?

A

Thyroid hormone

54
Q

Where does inferior thyroid artery come from?

A

Thyrocervical trunk

55
Q

The arteries that supply the thryoid gland are from?

A

Thyrocercial trunk & ECA

56
Q

What are 2 terminal branches of the external carotid artery?

A

Superficial termporal & maxillary artery

57
Q

In the carotid triangle, what branch of ECA wouldn’t you see?

A

Superficial temporal artery

58
Q

What makes the carotid triangle?

A

Anterior border of SCM, posterior dine, and superior omohyoid

59
Q

What does the submental triangle consist of?

A

Anterior digastric, hyoid bone & mandible

60
Q

What structure is posterior to the carotid sheath that runsalong the Longus Capitas muscle?

A

Sympathetic Chain Ganglion

61
Q

What is NOT in the carotid sheath?

A

Ansa Cervicalis/ phrenic nerve

include: common carotid, internal jugular, and vagus nerve

62
Q

What does sigmoid sinus drain into?

A

Internal jugular vein

63
Q

Where does deep facial vein drain into?

A

Pterygoid Plexus

64
Q

What does deep facial vein connect?

A

Anterior facial vein & pterygoid plexus

65
Q

What specific organ doesportal vein drain?

A

Stomach

(also spleen, pancreas, SI, LI_

66
Q

Which is not a function of the spleen?

A

Produce plasma cells

67
Q

What’s the difference between inferior vena cava & portal veins?

A

Portal contain no valves

68
Q

Most common cause of portal HTN?

A 
Liver cirrhosis 
(can also lead to esophageal varices)
69
Q

What is esophageal varices common seen in?

A

Alcoholics

70
Q

What does esophageal varices cause?

A

Hematemesis

71
Q

What inclusion is found alcoholic & liver cirrhosis?

A

Mallory bodies

72
Q

What’s the most frequent form of varicosities/varicose veins?

A

Superficial veins in the legs

73
Q

Thick tunica adventitia is found in?

Thick tunica media is found in?

A

Adventitia: veins
Media: muscular arteries

74
Q

Where is the initial venous drainage of the jejunum?

A

SUperior mesenteric vein

75
Q

Which endocrine gland is NOT essential for life?

What organ i s not stimulated by anterior pituitary?

A

Adrenal medulla

76
Q

What is a cancer of adrenal medulla?

A

Pheochromocytoma

SIGN: persistent HTN, irregular secreitions of Epi/NE

77
Q

What cells produce epinephrine & NE?

A

Chromaffin cells of adrenal medulla

78
Q

What is the end organ of sympathetic system?

A

Adrenal medulla

79
Q

What are functions of B1 & B2 receptors?

A

B1: heart
B2: Dilution, smooth muscle
alpha1&2: NE

80
Q

Where is cortisol produced?

Where is androgens produced?

A

Cortisol: zona fasciculate
Androgens: zona reticularis

;) (24 decks)

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