2011 FB2 Flashcards

1
Q

A man suffered from severe pain in the right lower quadrant after eating meat. The doctor suspected appendicitis but when an examination was done it wasn’t appendicitis. What might be the cause?

A

Yersinia pseudotuberculosis

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2
Q

What is most likely to result in a person contracting HIV?

A

Unprotected sex with a partner

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3
Q

Which of the following is a non-contagious, self-limiting, flu-like illness?

a. lyme disease
b. pontiac fever

A

a. lyme disease

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4
Q

which mold is characterized by pencil shaped microconidia and macroconidia?

A

trichophyton

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5
Q

which mold is characterized by spindle-shaped macroconidia?

A

Microsporum canis

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6
Q

What is the function of the polysaccharide capsule of streptococcus pneumoniae?

A

Anti-phagocytic

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7
Q

A child presented with pneumonia. He had a prominent chest X-ray and a blood test showed hemolytic anemia. What might be the cause of this?

A

Mycoplasma pneumoniae

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8
Q

A man presented with stones in his urinary tract. He was later diagnosed with a Proteus infection. What product of proteus might have contributed to the formation of these stones?

A

Urease

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9
Q

A man suffered from a wound in his hand that later became red and inflamed. A gram smear showed a cluster of gram-positive bacteria. What virulence factor is most likely to be detected?

A

Teichoic acid

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10
Q

What might be the cause of pandemic influenza?

A

Antigenic shift in influenza A

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11
Q

What is a unique component of fungal cell walls?

A

Chitin

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12
Q

What enzyme is involved in the pathogenesis of dermatophytes?

A

Keratinase

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13
Q

Which of the following is true regarding bacteroides fragilis?

A

Causes a mixed infection following abdominal surgery

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14
Q

What is the vector for leishmania?

A

Sand fly

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15
Q

What is the main presentation for amebiasis?

A

Diarrhea with blood and mucus

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16
Q

What is the main presentation for trichomoniasis?

A

Vaginal discharge

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17
Q

What is used to diagnose entrobius vermicularis?

A

Sellotape method

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18
Q

What is the difference between Eltor and classical vibrio cholera?

A

Eltor survives better in the environment

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19
Q

Which of the following is the current concern of health education?

A

Lifestyle approaches

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20
Q

What method of health education is suitable for children?

A

Fear arousal

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21
Q

Where would you find a captive audience?

A

School health education

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22
Q

What are the geographical area, socioeconomic status, income, and gender called?

A

Determinants of health

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23
Q

What was the wrong assumption of health education?

A

Knowledge changes attitude

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24
Q

A man was in a car accident. As a result he sustained heavy injuries. At the hospital the doctors gave him several blood transfusions. He then acquired hepatitis C. How would you describe this disease?

A

Iatrogenic

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25
Q

Renal biopsy of a 70-year-old man showed an eosinophilic substance that stained orange with Congo-red stain and exhibited apple green birefringence under polarizing microscopy. What is this substance?

A

Amyloid

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26
Q

What is a component of granulation tissue?

A

New blood capillaries

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27
Q

What is the most common cause of a pulmonary embolism?

A

Thrombus in a deep vein of the leg

28
Q

What is the nature of an exudate that is mostly fluid with few cells and is yellow coloured?

A

Serous

29
Q

What cells constitute a granuloma?

A

Epithelioid cells

30
Q

pH: 7.5 (7.35-7.45)
CO2: 32 (35-45)
HCO3-: 20 (22-26)
What acid-base disorder is this?

A

Respiratory alkalosis

31
Q

which of the following is a cause of hyponatremia with low plasma osmolality?

A

Increased water retention

32
Q

What causes hypolipoproteinemia?

A

Severe malnutrition

33
Q

What causes polyclonal hypergammaglobulinemia?

A

Sarcoidosis

34
Q

What type of cancer does UV light cause?

A

Malignant melanoma

35
Q

Which of the following is a benign tumor?

A

Lipoma

36
Q

What causes malignant mesothelioma?

A

Asbestos

37
Q

What is the psychological approach regarding a person crossing the street to go to his friend’s house?

A

Cognitive

38
Q

What is the most common disability associated with aging?

A

Neurological

39
Q

Someone claims his IQ is 250. Which distribution would you use to asses the probability of that magnitude of IQ?

A

Normal

40
Q

Complex learning in animals and humans is due to…

A

Memory

41
Q

A father lost his job and didn’t have money for his children. He started taking money from relatives and neighbors for very essential priorities until he can find another job. In terms of personality, the parents became rapidly angry from their children for no reason. What type of system is this?

A

Exosystem

42
Q

Which emotion is associated with a high temperature and high heart rate?

A

Anger

43
Q

Regarding miller and kessen’s experiment with rats, where one group was fed through their mouths and the other thru a fistula, which of the following is a conclusion of that experiment?

A

Feeding rats through their mouths leads to more rapid learning

44
Q

Which of the following is involved in learning?

A

Forming new connections

45
Q

Which of the following is used to improve the condition of a person who suffers from PKU?

A

Diet control

46
Q

If a personality trait is entirely genetic and not affected by the environment, between which of the following would you find the lowest correlation?

A

Unrelated individuals

47
Q

What best describes the personality characteristic of a person who has good control over their life, positive relationships, and commitment to goals?

A

Hardiness

48
Q

Sarah was diagnosed with cervical cancer. With the help of her friends and family, she felt that she could beat the cancer. According to Lazarus’ view, which stage of appraisal is she in?

A

Secondary appraisal

49
Q

A psychologist developed a test to measure anxiety. After a few trials he discovered his test actually measured psychoticism and not anxiety. How would you describe his test?

A

Invalid

50
Q

What is the cause for the figure-ground illusion?

A

The background is out of focus

51
Q

According to Harlow’s experiment, which studied attachment in monkeys, which of the following best explains why attachment occurs?

A

Physical contact is innately rewarding

52
Q

STM is to LTM as

A

Temporary is to permanent

53
Q

The intelligence test developed by Binet emphasized the importance of which of the following?

A

Verbal skills

54
Q

Administration of amphotericin-B and flucytosine together leads to an effect that is greater than the sum of their effects when administered individually. What is this called?

A

Synergism

55
Q

What is the effect of the administration of N-acetylcysteine in acetaminophen poisoning?

A

To increase the metabolism of the toxic metabolites of acetaminophen

56
Q

A drug binds to a receptor that is present only on the surface a specific type of cells. What characteristic of the drug describes this?

A

High selectivity

57
Q

which receptors does phenylephrine activate to exert its effect?

A

Alpha-1 receptors

58
Q

Which of the following is a symptom of organophosphate poisoning?

A

Paralysis

59
Q

Which of the following is an effect of a muscarinic agonist?

A

Bronchoconstriction

60
Q

Which neurotransmitter is responsible for ganglionic transmission in both the sympathetic and parasympathetic nervous systems?

A

Acetylcholine

61
Q

To which class of antineoplastic drugs do taxanes belong?

A

Mitotic inhibitors

62
Q

What is the effect of the concurrent administration of tetracycline and antacids?

A

Decreased absorption of tetracycline due to complex formation

63
Q

Which of the following is a blocker of the non-enzymatic elimination of nor-adrenaline, denoted as neuronal uptake or uptake 1?

A

Cocaine

64
Q

Which of the following is true regarding first-order kinetics?

A

The rate of drug elimination is proportional to the drug concentration

65
Q

calculate the loading dose when the volume of distribution is 46.5L and the steady state concentration is 4.677 mg/L

A

217.5 mg