Becky's Random ass stuff Flashcards

1
Q

What amino acids make up a histone?

A

Arginine and lysine (positive charge)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What does CpG methylation do to DNA

A

Makes DNA mute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

orange sand in the diaper

A

Lesch Nyhan Syndrome (sodium urate crystals)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what amino acids are encoded by only one codon?

A

Methionine (AUG) and Tryptophan (UGG)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

rate limiting step of Glycolysis

A

Phosphofructokinase-1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

rate limiting step of Gluconeogenesis

A

Fructose 1,6 Bisphosphatase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

rate limiting step of TCA cycle

A

Isocitrate dehydrogenase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

rate limiting step of Glycogenesis

A

Gluycogen synthase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

rate limiting step of Glycogenolysis

A

Glyogen phosphorylase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

rate limiting step of HMP shunt

A

Glucose-6-Phosphate dehydrogense

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

rate limiting step of De novo pyrimidine synthesis

A

Carbamoyl phosphate synthetase II

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

rate limiting step of De novo purine synthesis

A

Glutamine-phosphoriboylpyrophasphate (PRPP) amidotransferase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

rate limiting step of Urea cycle

A

Carbamoyl phosphate synthetase I

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

rate limiting step of Fatty acid synthesis

A

Acetyl-CoA corboxylase (ACC)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

rate limiting step of Fatty acid oxidation

A

Carnitine acyltransferase I

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

rate limiting step of Ketogenesis

A

HMG-CoA synthase

17
Q

rate limiting step of Cholesterol synthesis

A

HMG-CoA reductase

18
Q

What is mutated in maturity onset diabetes of the young (MODY)?

A

Glucokinase

19
Q

What co factor is inhibited by arseni

A

Lipoic acid

20
Q

TLC For Nancy are cofactors for what reaction?

A

Pyruvate dehydrogenase complex (pyruvate–>acetyl-CoA)

alpha-ketoglutarate dehydrogenase complex (alpha ketoglutarte –>succinyl-CoA)

21
Q

Sx: vomiting, rice water stool, garlic breath

A

arsenic poisoning

22
Q

what cytokines do lipoteichoic acids induce?

A

TNF and IL-1

23
Q

Caisson disease

A

air emboli - nitrogen bubbles, decompression sickness

24
Q

Caplan syndrome

A

pneumoconiosis and rheumatoid arthritis

25
Q

Cafe au lait spots unilateral, fibrous dyplasia, endocrine abnormalities

A

McCune Albright Syndrome

26
Q

Codman’s triangle

sunburst

A

Osteosarcoma

27
Q

Chunks of bone

A

osteochondroma

28
Q

soap bubble lesions

A

osteoclastoma

29
Q

onion skinning bone lesion

A

Ewing’s sarcoma