Random Stuff 4

Question 1

Which abx are only effective against aerobic organisms?

Answer 1

Aminoglycoside (mycins)

Question 2

What are the four most common locations for ectopic pregnancies, in order?

Answer 2

1. Ampulla
2. Isthmus
3. Fimbriae
4. Interstitium

Question 3

Where is the ampulla of the fallopian tube?

Answer 3

Just after the fimbriae, but before the small neck, called the isthmus

Question 4

What is the nucleus in the hypothalamus that produces ADH?

Answer 4

Supraoptic nucleus

Question 5

What is the MOA of cilastatin, and what is it given with?

Answer 5

• Inhibits dehydropeptidase-1, and enzyme on the brush border of the proximal tubule.
• Imipenem

Question 6

What is the ab that is detected in the nontreponemal test, and where in the body is this found?

Answer 6

• Anti-cardiolipin

- Inner mitochondrial membrane

Question 7

What happens to the oxygen bindings curve for HbS during a sickle cell crisis?

Answer 7

Shifts right

Question 8

Where is oxytocin stored?

Answer 8

Terminal swellings of the posterior hypothalamic neurons, known as Herring bodies

Question 9

What causes the thrombocytopenia with Legionnaires disease?

Answer 9

Legionella inhibits ADAMS13, leading to a prothrombotic state

Question 10

What is a palindromic DNA strand?

Answer 10

A strand where, when transcribed, leads to the same 5’ to 3’ sequence

Question 11

What is the teratogenic effect of sulfamethoxazole?

Answer 11

Disrupts binding of indirect bilirubin to albumin, causing kernicterus in the developing fetus

Question 12

What is the chromosome that MEN1 is on?

Answer 12

11

Question 13

What chromosome is Rb found on?

Answer 13

13

Question 14

What is the morphology of actinomyces? Aerobic? Treatment?

Answer 14

• Gram positive
• Anaerobe
• PCN

Question 15

What is the gram stain, morphology, and aerobic/anaerobic characteristics of nocardia? Treatment?

Answer 15

• Gram positive aerobe
• Acid fast
• Sulfonamides

Question 16

What lab is elevated with JIA?

Answer 16

ESR

Question 17

What are the optic complications of JIA?

Answer 17

uveitis, leading to blindness

Question 18

What are the s/sx of JIA? (3)

Answer 18

• Migratory polyarthritis
• Migratory rash
• Fever

Question 19

What is Trousseau’s syndrome? What causes it?

Answer 19

Migratory thrombophlebitis 2/2 pancreatic cancer production of tissue factor

Question 20

Which leukotrienes are most responsible for bronchoconstriction? (3)

Answer 20

LTC4 D4, and E4

Question 21

What is the role of LTB4?

Answer 21

Chemoattractant for PMNs

Question 22

What is the role of PGE2 on the lungs?

Answer 22

Causes bronchodilation

Question 23

What is the role of prostacyclin?

Answer 23

Inhibits platelet aggregation

Question 24

What is the treatment for schistosomiasis?

Answer 24

Praziquantel

Question 25

What is the treatment for clonorchis sinensis?

Answer 25

Praziquantel

Question 26

What is the treatment for leishmania?

Answer 26

Amp B

Question 27

What is the treatment for trypanosoma cruzi?

Answer 27

Benznidazole

Question 28

What are the three major causes of IgM mediated hemolytic anemia?

Answer 28

- EBV - Mycoplasma pneumoniae - Leukemia

Question 29

What is the effect on dopamine on renal blood flow?

Answer 29

Dilates both renal afferent and efferent arterioles

Question 30

What is the effect of bradykinin on renal blood flow?

Answer 30

Vasodilates arterioles

Question 31

What are the effects of dopamine at low, medium, and high doses?

Answer 31

- Low = dilation - Medium - Beta stimulation - High - alpha 1 stimulation