4、The effects of mild hypokalemia on the physiological characteristics ofmyocardial cells are( )

A. 　aging mechanism

B. 　neural mechanism

C. 　humoral mechanism

D. 　cellular mechanism

E. 　molecular mechanism

A. 　The cardiac compensation

B. 　The water movement from ICF to ECF

C. 　The blood redistribution

D. 　The increased volume of vascular bed

E. 　The increased reabsorption of sodium and water in renal tubules

A. 　 External respiratory dysfunction

B. 　 Lung ventilation dysfunction

C. 　 Dysfunction of oxygen utilization

D. 　 Dysfunction of oxygen transportation

E. 　 Internal respiratory dysfunction

A. 　3、5mmol/L

B. 　4、5mmol/L

C. 　5、5mmolL

D. 　6、5mmol/L

E. 　7、5mmol/L

A. 　It activates PC

B. 　It inhibits factor Va

C. 　It activates plasminogen

D. 　It catalyzes thrombin

E. 　It enhances the activity of AT-III

A. 　Gastrointestinal bleeding

B. 　Abuse of sedatives and narcotic

C. 　Portal-systemic shunting

D. 　Infections

E. 　Massive paracentesis and excessive diuresis

A. 　gene mutations

B. 　noise

C. 　drug poisoning

D. 　age and sex

E. 　hypersensitivity reaction

A. 　Iron deficiency anemia

B. 　Microangiopathic hemolytic anemia

C. 　Aplastic anemia

D. 　Scorbutic anemia

E. 　Macrocytic anemia

A. 　 Nocturia

B. 　 Oliguria

C. 　 Hyperkalemia

D. 　 Uremia

E. 　 Renal osteodystrophy

A. 　Decreased GFR

B. 　Increased capillary permeability

C. 　Lymphatic obstruction

D. 　Increased ANP

E. 　Decreased plasma colloid osmotic pressure