Thorax part 2 Flashcards

(70 cards)

1
Q

How do you determine if you have a right or left dominant heart? Which one will you see more often in patients?

A

Imaging, to see what vessel does the posterior interventricular branch come off of

Right in about 85% of patients

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2
Q

The coronary arteries supplies the ??

A

Heart

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3
Q

Right common carotid supplies the ???

A

Right head and neck

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4
Q

Right subclavian supplies the ??

A

Right neck and right upper limb

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5
Q

Intercostal and lumbar branches supply the ??

A

body wall

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6
Q

Celiac trunk supplies the ??

A

Foregut

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7
Q

Superior Mesenteric artery supplies the ???

A

Midgut

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8
Q

Inferior mesenteric artery supplies the ???

A

Hindgut

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9
Q

Posterior branches of the internal iliac artery supplies the ??

A

Muscles of pelvis

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10
Q

Anterior branches of the internal iliac artery supplies the ??

A

Pelvic viscera

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11
Q

External iliac arteries supplies the ???

A

Lower limbs

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12
Q

What are the three layers of blood vessels?

A

Tunica intima
Tunica media
Tunica Adventitia

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13
Q

What layer of blood vessel

______ endothelium + subendothelial connective tissue

A

Tunica intima

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14
Q

What layer of blood vessel

_____ smooth muscle & elastic fibers (large vessels. This layer is good at stopping clots

A

Tunica intima

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15
Q

What layer of blood vessel

_____ dense irregular CT with some elastic fibers

A

Tunica adventitia

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16
Q

Large vessels have their own vessels called _____

A

vasa vasorum

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17
Q

Large vessels have their own nerves called _____

A

nervi vasorum

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18
Q

In Arteriosclerosis, what layer does the fatty deposits deposit themselves?

A

Tunica intima

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19
Q

______ Smooth muscle cell proliferation that may occlude vessel often following angioplasty or stenting of a vessel.

A

Restenosis

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20
Q

Capillaries have a _____ layer of endothelium

A

single

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21
Q

Capillaries (have/do not have) tunica media or adventitia

A

DO NOT HAVE

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22
Q

____ capillaries have continuous endothelium and basal lamina. They are located throughout the majority of your body

A

Continuous capillaries

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23
Q

_____ capillaries have a tight junction and contribute to a blood-brain barrier

A

Continuous

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24
Q

_____ capillaries have a thin endothelium with large openings covered by basal lamina. Located in GI tract, endocrine glands, renal capillaries, choroid plexus, & ciliary body

A

Fenestrated

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25
_______ capillaries are in areas that require substances to pass to/from the blood and surrounding tissues quickly.
Fenestrated
26
_______ in liver & hematopoietic organs (spleen, liver, bone marrow). Irregular walls, wide gaps between cells, large fenestrations, incomplete basal lamina
Sinusoidal (discontinuous) capillaries
27
Capillaries drain to ______ which combine, enlarge, and gain smooth muscle to become _____ that are similar to arterioles but “thinner” and not as circular
venules muscular veins
28
How are arterioles different from muscular veins
Muscular veins are thinner and not as circular
29
How much of the blood volume is in the veins at any given time
approx 70%
30
What causes venous blood to travel upwards?
muscle contraction
30
What do veins have that arteries do not
valves
31
What causes varicose veins?
Decrease in muscle tone and failure of the venous valves
32
What is a DVT?
Deep vein thromboses, blood clot inside the vein
33
The heart is surrounded by an (elastic/inelastic) covering called the _____
inelastic Pericardium
34
The transverse pericardial sinus separates ___ and ___ vessels. What do they each contain
outflow: Pulmonary and aortic vessels and Inflow: Pulmonary veins and vena cavae vessels
35
The parietal pericardium has two fused layers, what are they
Fibrous pericardium- External Serous pericardium- inner surface
36
What layer of the heart secretes fluid to lubricate the heart as it beats in the pericardial sac
Serous pericardium
37
_______ this extremely serious condition occurs when blood or other fluid pools deep to the inelastic parietal pericardium.
Cardiac tamponade
38
What is the Beck's triad of cardiac tamponade present with what three things
1. Low blood pressure 2. Weak heart valve sounds 3. Jugulo-venous distension
39
What kind of cells move mucous?
ciliated cells
40
What kind of cells create mucous?
Goblet cells
41
In what three places is there actual gas exchange occuring?
Alveolar duct Alveolar sac alveolus
42
The pathway air takes is:
Nasal cavity -> Nasopharynx -> Oropharynx -> Larynx -> Trachea -> Bronchi
43
______ whirls of mucosa-covered bone that project into the nasal cavity
Conchae
44
The nasopharynx has ______ that coats the respiratory pathway up to terminal bronchioles
Respiratory epithelium
45
True vocal folds are comprised of what kind of tissue?
Non-keratinized stratified squamous epithelium covers the core of dense connective tissue
46
What is present in the trachea to prevent it from collapsing?
Cartilage C shaped ring- also allows the esophagus to expand when eating
47
The _____ bronchus is more vertical
Right
48
Secondary bronchi head to each ____ of the lung. How many does the right have? How many does the left have?
lobe Right has 3 Left has 2
49
_____ bronchi travel to each pulmonary segment
Tertiary
50
All bronchi have _____ and _____ in their walls, lined by respiratory epithelium
cartilages plates and smooth muscle
51
What is it called when you have fluid in the lungs? Is it possible to have it only in one specific section of the lung?
pneumonia YES
52
During a Segmentectomy, what else do you take along with it?
Also take its tertiary bronchus
53
During a lobectomy, what else do you take along with it?
Also takes it's secondary bronchus
54
During a pneumonectomy, what else do you take along with it?
also take it's primary bronchus
55
_____ branch off the aorta and supply the conducting tissues of the respiratory system
Bronchial arteries
56
_____ drain into the azygos system of veins then to the right atrium
Bronchial veins
57
What are the goblet cells in smaller airways called?
Club cells (or bronchiolar exocrine cells)
57
Alveolar ducts are lined by simple squamous epithelium, _____ and ______.
Type I and Type II pneumocytes
58
True/False: There are NO ciliated or bronchiolar exocrine cells in alveolar ducts
True
59
Type I pneumocytes are _____ and cover approximately ____ % of the alveolar surface
FLAT, 95%
60
What are type I pneumocytes responsible for?
Gas diffusion through their cytoplasm
61
Type II pneumocytes are the (minority/majority). They cover approx ____% of alveolar surface
Majority 5%
62
True/False: Type II pneumocytes can only regenerate and divide other type IIs.
False; they divide and regenerate BOTH pneumocyte types
63
Name a responsibility of the Type II pneumocyte
Release surfactant
64
_____ inhalation of fine sand particles can cause nodules to form in the lungs when these fine bits of silicon elicit an inflammatory reaction.
pneumoconiosis
65
What is the most distal portion of the respiratory track that contains smooth muscle in the walls?
Alveolar ducts
66
The right lobe has ____ lobes
3
67
The left lung has ___ lobes
2
68
What is it called with lymph fills the pleural space?
Chylothorax