Chapter 5 & 6 - Transport of solutes and water & Electrophysiology of the Cell membrane (2019) Evals #4 by Keim Flashcards Preview

PHYSIOLOGY - 1st Year 1st Sem Comprehensive Exam > Chapter 5 & 6 - Transport of solutes and water & Electrophysiology of the Cell membrane (2019) Evals #4 by Keim > Flashcards

Flashcards in Chapter 5 & 6 - Transport of solutes and water & Electrophysiology of the Cell membrane (2019) Evals #4 by Keim Deck (35)
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1

Which of the ff causes the closing the gap junction:

A. Presence of Ca
B. Absence of Na
C. Presence of Na
D. Absence of K

A. Presence of Ca

2

Which one is not calcium something:

CFTR (Chloride)

3

Which determines the current flow across the membrane:

A. Concentration of ions across the membrane
B. Membrane potential
C. Permeability of cell membrane to ions
D. All the choices are correct

A. Concentration of ions across the membrane

4

Hypokalemia paralysis (insulin):

A. The insulin bring glucose and potassium inside the cell

5

Mannitol:

becomes hyperosmolal EC solution

6

Which is not true sa F1:

F1 is embedded

7

Which of the ff is not true of v-type:

A. Hydrolyzes ATP
B. Consumes ATP
C. Synthesizes ATP
D. Acidify ATP

C. Synthesizes ATP

8

CFTR:

MSD1 and MSD2

9

Ouabain & digoxin:

high affinity for E2-P state

10

Dehydrated athlete:

Isotonic crystalloid solution

11

Blocked by local anesthetic

Voltage gated Na chuchu

12

Difference in electrical potential between cytoplasm and extracellular fluid:

membrane potential

13

MAY SOLVING

7 ang answer

14

The extracellular linker between S5 and S6 is termed P region. Which of the following is true?
A.) Pore
B.) Receptor for bacterial toxin chuchu
C.) Both
D.) None of the above

C. Both

15

Yung 100 mOsm:

Yung may 200 mOsm

16

Questions about depolarization, hyper and repo:

Isotonic

17

CFTR w/c domain spans
A.MSD 1, 2
B. Regulatory Domain
C. NBD 1&2
D. AOTA

Kindly pm lloyd for answer.

18

Tong ohm’s law something:

High capacitance

19

Ohms law

high permeability
low resistance pathway

20

Anion gap - 17

7 anion

21

Depolarization

Na in

22

Repolarization

Na channel close

23

Hyperpolarization

K continues to move out.

24

E2 P state:

Cardiac gylcoside

25

Compute driving force.

Cl +116
Vm -60
E -47

Answer = -13

26

Sequencing of Stages

4 3 7 6 1 8 2 5

*Basta magstart siya ug ATP-bound E1 / ATP state Cycling of Na-K

27

Which determines the current flow across the membrane:

A. Concentration of ions across the membrane
B. Membrane potential
C. Permeability of cell membrane to ions
D. All the choices are correct

D. All the choices are correct

28

ENAC channels

Sodium, tight

29

Binding of cardiac glycoside, high affinity to what?

Empty E2-P states

30

Greater to lesser concentration

R to C