2024 trial 1 Flashcards

1
Q

Which of the following hormones does NOT stimulate food intake?
A. Agouti-related peptide
B. Neuropeptide Y
C. Oxyntomodulin
D. Ghrelin

A

C- oxyntomodulin

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2
Q

CYP- inducers, inhibitors, substrate

A

Inducers COPS
- Carbamazepine
- Oxcarbazepine
- Phenytoin/phenobarbital
- Smoking/St John’s wort

Inhibitors SICKFACES.com
- Sodium valproate
- Isoniazid
- cimetidine
- ketoconazole
- fluconazole
- alcohol
- chloramphenicol
- erythromycin
- sulphonamides
- ciprofloxacin
- omeprazole
- metronidazole
- disulfiram

substrate – WAR Against THe OCPs
- warfarin
- anti-epileptics + clozapine
- theophylline
- OCPs

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3
Q

What is the mechanism of action of Mavacamten?

A

Modulation of cardiac actin-myosin interaction

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4
Q

What is the mechanism of action of ranolazine

A

Inhibition of late inward sodium current (INa) channels

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5
Q

what is the MOA of sclerostin?

A

inhibit bone formation by osteoblasts

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6
Q

hepatocyte ballooning

A

non-alcoholic fatty liver disease (NAFLD)

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7
Q

mallory denk bodies

A

alcoholic liver disease
can be seen in NASH

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8
Q

what is the inheritance pattern of Huntington disease

A

autosomal dominant

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9
Q

what is the inheritance pattern of cystic fibrosis

A

autosomal recessive

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10
Q

what is the inheritance pattern of marfans syndrome?

A

autosomal dominant

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11
Q

what is the inheritance pattern of Achondroplasia

A

autosomal dominant

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12
Q

tear drop cells

A

myelofibrosis

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13
Q

What is cKIT D816V associated with?

A

systemic mastocytosis

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14
Q

What molecular abnormalities are found in myelofibrosis?

A

JAK2 V617F mutation
Type 1 Calreticulin mutation

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15
Q

Mutations of which gene are the MOST common cause of autosomal dominant polycystic kidney disease?

A. PKHD1
B. COL4A3
C. COL4A4
D. Polycystin-1

A

Answer: D polycystin-1

PKHD1 is affected in autosomal recessive PKD, and the COL4A genes are affected in Alport Syndrome.

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16
Q

What is Vitamin B1 deficiency seen in?

A

ie Thiamine
Wernicke’s encephalopathy

17
Q

What is Vitamin B6 deficiency?

A

Pyridoxine deficiency
would lead to peripheral neuropath

18
Q

What is Vitamin B9

19
Q

What is the triad for lambert eaton syndrome

A

proximal weakness, areflexia, and autonomic dysfunction.

20
Q

Describe the surveillance of patients for hepatocellular cancer in chronic hep B infection

21
Q

What is Staphylococcus pseudintermedius associated with?

A

Staph aureus-like infections in dogs

22
Q

What is Burkholderia cepacia a cause of?

A

A cause of respiratory infection in patients with cystic fibrosis

23
Q

What is Capnocytophaga canimorsus a cause of?

A

severe sepsis and DIC in patients after dog bites or sometimes even lesser canine exposures

24
Q

What is Bartonella henselae?

A

a cause of cat scratch disease

25
In patients with acute myocardial infarction complicated by cardiogenic shock who are treated with an early invasive strategy with percutaneous coronary intervention of the infarct-related artery, mortality can be reduced by: A. Routine use of an intra-aortic balloon pump B. Using full circulatory support with extracorporeal life support (ECMO) C. Performing PCI to lesions in the non-culprit arteries during the index procedure to achieve complete revascularisation D. Using a microaxial transvalvular flow pump (Impella)
Correct Answer: D Using a microaxial transvalvular flow pump (Impella)
26
what is a classic case of Q fever
fever, pneumonia, and hepatitis The occupational exposure (abattoir work) is strongly linked to this disease.
27
What is Chlamydophila psittaci?
a cause of atypical pneumonia with exposure to birds
28
What is Burkholderia pseudomallei
Burkholderia pseudomallei (Melioid) is a cause of tropical pneumonia mostly in the Northern territory and Queensland
29
What part of the LFTs does copper interfere with?
ALP
30
Describe the cranial nerves location- rule of fours
Above the pons: 1-4 Pons: 5-8 Medulla: 9-12
31
Describe the JVP curve
32
What is the pharm management of serotonin syndrome?
Serotonin antagonist: - cyproheptadine
32
What is the pharm management of neuroleptic malignant syndrome?
Dantrolene Bromocriptine (dopamine agonist) Amantadine (dopamine agonist)
32
What is the pharm management of anti-cholinergic syndrome?
Physotigmine (pro-cholinergic agent) Activated charcoal
33
What is the pharm management of cholinergic syndrome?
Atropine and pralidoxime
33