MIDTERMS 2ND EVALS (2022)

Question 1

Effect of Nitroglycerin

Answer 1

Smooth Muscle RELAXATION

Question 2

Basement membrane-

Answer 2

LAMININ

Question 3

It is the hormone that stimulates adenylyl cyclase

Answer 3

ADH

Question 4

Repeating motifs (I, II, III) and Arg-Gly-Asp (RDG) sequence

Answer 4

FIBRONECTIN

Question 5

Scurvy enzyme deficiency

Answer 5

lysyl hydroxylase

Question 6

3 distinct elongated polypeptide chains of A, B1, B2

Answer 6

LAMININ

Question 7

All GAGs contain sulfate group except –

Answer 7

HYALURONIC ACID

Question 8

Group I hormones

Answer 8

LONG ACTING

Question 9

Cornea

Answer 9

KERATAN SUFATE I

Question 10

Calmoldulin

Answer 10

4 CALCIUM

Question 11

Group 2 hormones

Answer 11

RAPID ONSET

Question 12

Achondroplasia characteristics except

Answer 12

MICROCEPHALY

Question 13

First discovered secondary messenger

Answer 13

cAMP

Question 14

Jak/stat pathway

Answer 14

GROWTH HORMONES

Question 15

Glucocorticoids

Answer 15

HEATH SHOCK PROTEIN 90

Question 16

IP3:

Answer 16

ENDOPLASMIC RETICULUM

Question 17

True of elastin except

Answer 17

HAS 19 TYPES

Question 18

Same between skeletal and cardiac except?
a. both straited
b. actin-myosin-tropomyosin-troponin system
Answere: c.dependent on extracellular ca++ /

Answer 18

Answere: c.dependent on extracellular ca++ /

Question 19

Cilia and flagella

Answer 19

MICROTUBULE

Question 20

causes DISSOCIATION of the COREREPRESSOR upon bind to the

receptor.

Answer 20

Thyroid Hormone

Question 21

modifies alpha subunit, high levels of Camp

Answer 21

cholera toxin

Question 22

lies in the I BAND

Answer 22

Thin filaments

Question 23

Happens in rigor mortis excep t-

Answer 23

NO ACTIN is released

Question 24

Precursor of collagen

Answer 24

PREPROCOLLAGEN

Question 25

Glucocorticoid receptor directly binds to p65 subunit of NF-KB and inhibits its
activation.
TRUE OR FALSE

Answer 25

TRUE

Question 26

High-energy conformation

Answer 26

ADP-Pi-Myosin Complex

Question 27

Ca2+-Na+ exchanger

Answer 27

principal ROUTE of EXIT of Ca2+ from myocytes

Question 28

Unique to striated muscle

Answer 28

TROPONIN

Question 29

Tropinin I

Answer 29

INHIBITS F-actin-myosin interaction

Question 30

smooth muscles

Answer 30

Sarcomere NOT ALIGNED

Question 31

Cytoskeleton

Answer 31

perform MECHANICAL work

Question 32

True about biosynthesis of GAG:

Answer 32

Chain Elongation occurs in the Golgi Apparatus

Question 33

highly SOLUBLE

Answer 33

ELASTIN

Question 34

Cardinal principle of the biosynthesis of collagen type 1

Answer 34

SELF-ASSEMBLY

Question 35

Source of ATP replenishment for contraction-relaxation cycle:

Answer 35

• Glycolysis
• Oxidative Phosphorylation
• Creatine Phosphate
• 2 Molecules of ADP
  Ans. EXCEPT GLUCONEOGENESIS

Question 36

True of skeletal muscle fiber type I:

Answer 36

maintain relatively SUSTAINED CONTRACTIONS

Question 37

arranged around thick filament as secondary hexagonal array

Answer 37

Thin filament-

Question 38

In collagen, aside from proline and hydroxyproline, glycosylation could also happen
to what amino acid?

Answer 38

HYDROXYLYSINE