The juxtaglomerular apparatus is responsible for______
A. The
secretion of drug
B. The secretion of acid and ammonia
C.
Reabsorption of organic molecular, vitamins, and water
D.
Regulating the rate of filtrate formation and controlling systemic
blood pressure
D. Regulating the rate of filtrate formation and controlling systemic blood pressure
The maintenance of the proper pH of the body fluids may be the result
of____
A. The control of respiratory ventilation
B. The
active secretion of HCL into the stomach lumen
C. The operation
of the various buffer systems in the stomach
D. Control of the
acids produce in the stomach
A. The control of respiratory ventilation
The fluid in the glomerular (Bowman’s) capsule is similar to plasma
except that it does not contain a
significant amount
of_____
A. Plasma protein
B. glucose
C. electrolytes
D. hormones
plasma
Surfactant helps to prevent the alveoli from collapsing
by_______
A. Warning the air before it enters
B. Protecting
the surface of alveoli from dehydration and other environmental
variation
C. Humidifying the air before it enter
D.
Interfering with the cohesiveness of water molecules, thereby reducing
the surface tension of
alveolar fluid
D. Interfering with the cohesiveness of water molecules, thereby
reducing the surface tension of
alveolar fluid
Excretion of dilute requires_______
A. Relative permeability of the distal tubule to water
B.
Impermeability of the collecting tubule to water
C. Transport of
sodium and chloride ions out of the descending loop of Henle
D.
The presence of ADH (antidiuretic hormone)
B. Impermeability of the collecting tubule to water
6) How is the bulk of carbon dioxide carried in blood?
A. as the bicarbonate ion in the plasma after first entering the red blood cells
B. chemically combined with the heme portion of hemoglobin
C. chemically combined with the amino acids of hemoglobin as
carbaminohemoglobin in the red blood
cells
D. as carbonic acid in the plasma
A.as the bicarbonate ion in the plasma after first entering the red blood cells
7) Which of the following is not a method for regulating the hydrogen ion concentration in blood?
A. Diet
B. respiratory changes
C. renal mechanism
D. chemical buffer systems
A. Diet
1.Proximal convoluted tubule______
2. Peritubular capillaries_______
3. Collecting duct______
4. Glomerulus.________
A) Site that drains the distal convoluted tubule.
B) Blood supply that directly receives substances
C) Site of filtrate formation.
D) Site at which most of the tubular
Match the following:
8) D
9) B
10) Collecting duct.
A
11) Glomerulus.C