cvs 16 Flashcards

1
Q

adenosine deaminase inhibitor

A

cladribine
pentostatin

increased level of adenosine is toxic to cells

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2
Q

what is cladribine used for

A

HAIRY cell leukemia

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3
Q

what pulse pressure effected by

A

stroke volume

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4
Q

what determines the diastolic pressure

A

elastic recoil vessels

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5
Q

hyperthyroidism effects stroke volume

A

stroke volume increases

thyroid upregulates B receptors

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6
Q

cardiac output 2nd formula

A

rate of O2 consmp/ arterial oxygen-venous O2

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7
Q

MAP formula

A

DBP+ 1/3 PP

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8
Q

decreased pulse pressure seen in

A

aortic stenosis
CHF
cardiogenic shock
tamponade

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9
Q

AGING cardiac changes

A

calcification thickening of aorta
dec max heart rate
SYSTOLIC htn/ decreased capabilty of workout

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10
Q

immune changes in elderly

A

low lymphocytes

so increased r/o infections and autoimmune disorder

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11
Q

gastric changes in elderly

A

increase in GERD
low GI motility
constipation

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12
Q

MSK

A

MS mass increased

risk of fractures in high — bone mineral loss

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13
Q

Nephro

A

inability to completely empty bladder— r/o infections

decrease the ability to concentrate the urine —- dehydration

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14
Q

sensory

A

EYE – presbyopia—- HARDENING OF LENS

EAR — presbycusis —-

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15
Q

Presbycusis

A

sensorineural hearing loss

HIGH frequency hearing loss —- base of cochlea

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16
Q

A. regurgitation

A

dialation of root
aneurysm ( marfan/ syphilis)
endocarditis
bicuspid aortic valve

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17
Q

ortner syndrome

A

dialation of L atrium

compress of left recurrent laryngeal nerve

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18
Q

L recurrent laryngeal nerve innervates

A

all intrinsic muscles except CRICOTHYROID

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19
Q

L recurrent laryngeal nerve innervates

A

all intrinsic muscles except CRICOTHYROID

20
Q

PDA loudest at?

A

left infraclavicular area

loudest during S2

21
Q

congenital form of PDA

A

RUBELLA togavirus

22
Q

mnemonic for RNA viruses

A
Arena
Bunya
Calcivirus / coronovirus
Delta
E hep
Flavivirus / filovirus
Picorna / paramyxo
Orthomyxo 
Reovirus/ retrovirus / rhabdo
Togavirus
23
Q

togavirus includes

A

Rubella
chikungunya
western equinw encephalitis — not HY

24
Q

Rubella mannifestations

A

maculopapular rash that starts on FACE – spreads down
post auricular lymphadenopathy
arthralgias (adult)

25
congenital rubella
heart-- PDA / pulmonic stenosis ear--- deafness CN VIII eyes --- catarracts ( white pupils) microencephaly and mental retardation
26
blueberry muffin lesions signify
extramedullary hematopoesis
27
all live vaccinations are contraindicated in
pregnant females | immunocompromised
28
chikungunya fever
tropical and subtropical | africa/ asia
29
transmission of chikungunya
aedes mosquito
30
aedes mosquito transmits
chikungunya dengue zika
31
co infections that occur with chikungunya
dengue | zika
32
mannifestations of chikungunya
``` febrile illness rash polyarthritis myalgias conjunctivitis headaches THROMBOCYTOPENIA LYMPHOCYTOPENIA ```
33
txt for chikungnya
can give methotrexate for joint inflammation | but normally subsides 10 days
34
mosquitos act as vector for
``` chikungunya zika dengue malaria west nile virus ```
35
droplets transmit
influenza meningeococcus pertussis adenovirus
36
direct contact
``` inf mononucleus rsv rhinovirus norwalk lymphogranuloma venerum ```
37
airborne (ventillator, aerosols)
tuberculosis pox measels
38
Segmented viruses
``` BOAR Bunya ---- 3 seg Orthomyxo----- 8 seg Arena------ 2 seg Reo --- 12 segments ``` all these go through REASSORTMENT --- antigenic shift
39
arenavirus
2 segments LCMV Lassa fever ----- rodents
40
how does influenza virus bind to the resp epithelial cells
sialic acid residues
41
what does influenza use for invasion
hemaglutinin (surface glycoprotein)
42
antigenic drift is caused by ?
mutations of neuraminidase OR hemaglutinin
43
how do inactivated influenza vaccines work
induce synthesis of antibodies against HEMAGGLUTININ antigen ---- early stage entry
44
influenza can have superinfection with
s. aureus strpt pneumo H. influenza ( cocobacilli)
45
live vaccination for influenza virus
intra NASAL
46
bunya virus
``` 3 segments california virus --- encephalitis hantavirus -----hemorrhagic fever / resp inf sandfly / rift valley fever crimean congo hemorrhagic fever ```
47
Dhey Are Balls
circular SS RNA delta arena bunya