Dr Pradeep KumarProfessor in Physiology

KGMU, Lko

a) using the energy ATP to extrude 2 Na out

of cell in exchange for 3 K in to the cell

b) When 3 sodium comes out and 2

potassium comes in the cell 2 ATP are

synthesized

c) 3 sodium and 2 potassium enter the cell

by secondary active transport

d) using the energy ATP to extrude 3 Na out

of cell in exchange for 2 K in to the cell

a) Have variable protein and lipid content

depending on the location of the cell

b) Have stable composition throughout

the life of the cycle

c) Contain relatively few protein

molecules

d) Contain many carbohydrate molecules

a) is an organelle responsible for breakdown of protein and lipids

b) is an organelle that participates in post translational processing of protein

c) is an organelle that participates in transcription

d) is an organelle that participates in energy production

a) allow for transport across a tissue barrier

b) for sharing small molecules between cells

c) serve as a barrier to prevent protein molecules with in cell membrane

d) responsible for exocytosis

a) Cholesterol

b) Phospholipids

c) Proteins

d) Nucleic acids

a) Mitochondria

b) Lysosomes

c) Within the nucleus

d) Ribosomes

a. Diffusion

b. Filtration

c. Osmosis

d. Active transport

a) Active transport

b) Diffusion

c) Osmosis

c) facilitated diffusion

a) Mitochondria  Makes ATP

b) Vacuoles  Storage areas

c) Smooth ER Synthesis of nuclear proteins

d) Golgi apparatus Packages and distributes cellular products

a) pinocytosis

b) chemotaxis

c) phagocytosis

c) exocytosis

a) distilled water b) 5% glucose solutionc) 0.9% NaCld) hyperoncotic albumin

a) is terminated by influx of Na+

excessive receptors

b) is terminated by efflux of K+

c) is initiated by efflux of Na+

d) is initiated by influx of K+

a) Na+-K+ pump

b) Ca++ pump

c) Na+- H+ pump

d) Na+ glucose transport

a) DNAb) RNAc) Proteind) Nucleus

a) Can be blocked by specific inhibitors

b) Do not require adenosine triphosphate

(ATP)

c) Require transport protein

d) Transport solute against concentration

gradient

a) Inhibition of the Na1, K1-ATPase

b) Movement of K1 into the cell

c) Movement of K1 out of the cell

d) Movement of Na1 into the cell

e) Movement of Na1 out of the cell

a) Facilitated diffusion via carrier proteins

b) Primary active transport via carrier

proteins

c) Secondary co-transport

d) Secondary counter-transport

e) Simple diffusion through protein channels

a) differences in the DNA contained in the nucleus of

each cell

b) differences in the numbers of specific genes in their

genomes

c) cell-specific expression and repression of specific

genes

d) differences in the number of chromosomes in each

cell

a) Thickness

b) Ion permeability

c) Fluidity

d) Glycosylation

e) Hydrophobicity