[RECALLS] Ig and Porphyrin - Batch 2022

Question 1

Bilirubin found on bile ductules

Answer 1

Bilirubin diglucoronides

Question 2

Direct measurement of CO

Answer 2

Heme oxygenase

Question 3

Ferroxidase activity

Answer 3

Ceruloplasmin or haphaestin

Question 4

Exhibits polymorphism except

Answer 4

Ferritin

Question 5

Total protein in human plasma (g/dL)

Answer 5

7.0 - 7.5

Question 6

Characterized by profound neurologic impairments

Answer 6

Zellweger syndrome

Question 7

Rapid formation and reshuffling of disulfide bonds

Answer 7

PDI

Question 8

Ubiquitin

Answer 8

4

Question 9

Sugar in nucleotide

Answer 9

Pentose

Question 10

Colorless

Answer 10

Urobilinogen

Question 11

Ig is kappa or lambda, never mixed:

Answer 11

True

Question 12

5 phosphoryl group esterify 2nd hydroxyl group

Answer 12

Phosphodiester

Question 13

Phosphoryl group linked to the phosphoryl group of a mononucleotide

Answer 13

Acid anhydride bond

Question 14

From the mitochondria, outer membrane receptor

Answer 14

TOM 20./22

Question 15

Proteins are transferred to this neighboring import channel

Answer 15

TOM 40

Question 16

Repository of heme

Answer 16

RBC

Question 17

Important element in body cause seen in hemoprotein

Answer 17

Iron

Question 18

From apical surface to interior

Answer 18

DMT1

Question 19

Ferric to ferrous

Answer 19

Ferrireductase

Question 20

Bidirectional movement along nucleus and cytoplasm

Answer 20

Ran protein

Question 21

True about signal peptide

Answer 21

At least 1 positive charge etc

Question 22

Primary immune response

Answer 22

IgM

Question 23

Nucleoside

Answer 23

Guanosine

Question 24

Main antibody in secondary response. Opsomizes bacteria

Answer 24

IgG

Question 25

Found on surfaces of B cells as a receptor for antigen

Answer 25

IgD

Question 26

Function of Ig other than direct binding of antigen

Answer 26

Fc

Question 27

Physiologic functions of nucleotides except

Answer 27

Energy metabolism

Question 28

True of bilirubin except

Answer 28

Bound to albumin thru non covalent forces increases plasma solubility

Question 29

Hydrostatic pressure of arterioles

Answer 29

``` 37 mmHg (Book) 40 mmHg (ppt) ```

Question 30

Involved in intra-GA transport & retrograde transport from the GA to the ER

Answer 30

COP I

Question 31

Involved in export from the ER to either ERGIC or the GA

Answer 31

COP II

Question 32

Transport in post-GA locations including the PM, TGN and endosomes

Answer 32

Clathrin

Question 33

Regulated secretion from organs such as the pancreas

Answer 33

Secretory vesicles

Question 34

Carry proteins to the PM & are also involved in constitutive secretion

Answer 34

Vesicles from the TGN to the PM

Question 35

Low PO2 in peripheral tissues causes synthesis of:

Answer 35

2,3 - BPG

Question 36

Direct measurement of CO

Answer 36

Heme oxygenase

Question 37

Colourless compound

Answer 37

Urobilinogen

Question 38

Colored compound found in feces

Answer 38

Stercobilin

Question 39

Porphyrin ring

Answer 39

Hydrophobic

Question 40

Blue-green color

Answer 40

Biliverdin

Question 41

What happens to albumin when removed from bilirubin

Answer 41

Remains in plasma

Question 42

Location of heme oxygenase

Answer 42

Endoplasmic reticulum

Question 43

Conjugation of bile is catalyzed by

Answer 43

UDP-Glucoronyl transferase

Question 44

Has large capacity that even under the pathologic conditions, transport does not appear to be rate-limiting for metabolism of bilirubin

Answer 44

Facilitated transport system

Question 45

Derivatives of purine and pyrimidine that has a sugar-linked to a ring N

Answer 45

Nucleosides

Question 46

Sugar is linked to a heterocyclic base via

Answer 46

B.N-glycosidic bond

Question 47

True of a sugar that is linked to heterocyclic base

Answer 47

Pyrimidine at N1 ; purine at N9

Question 48

Nucleoside with a phosphoryl group esterified to OH group of sugar

Answer 48

Mononucleotide

Question 49

Free nucleotides

Answer 49

Xanthine Hypoxanthine Uric acid

Question 50

Function of purines and pyrimidines

Answer 50

High group transfer potential

Question 51

Nucleoside derivative of guanine

Answer 51

Guanosine

Question 52

True about P50 except:

Answer 52

PO2 half saturates myoglobin

Question 53

5' end on the

Answer 53

Left