81. The vasa recta A. supplies blood to the glomerulus.B. alters the cortical solute : 1380630

81. The vasa recta A. supplies blood to the glomerulus.B. alters the cortical solute : 1380630.

 

81. The vasa recta 
A. supplies blood to the glomerulus.
B. alters the cortical solute gradient.
C. collects excess water and solutes from the medullary interstitial fluid.
D. collects water and solutes reabsorbed from the proximal convoluted tubule.
E. surrounds the collecting duct.

82. The countercurrent multiplier system 
A. is found in the collecting duct.
B. is assisted by hormones.
C. has fluid flowing in parallel tubes in opposite directions.
D. maintains the solute concentration of the medullary interstitial fluid.
E. has fluid flowing in parallel tubes in opposite directions and maintains the solute concentration of the medullary interstitial fluid.

83. A countercurrent mechanism is in 
A. the afferent and efferent arterioles.
B. the glomerulus and Bowman’s capsule.
C. the proximal and distal convoluted tubules.
D. the loop of Henle only.
E. both the loop of Henle and the vasa recta.

84. In which of the following locations is filtrate osmolality highest? 
A. end of proximal convoluted tubule
B. tip of the loop of Henle
C. end of distal convoluted tubule
D. beginning of distal convoluted tubule
E. descending loop of Henle

85.  Which of the following helps maintain a high solute concentration in the kidney medulla?  
A.  high urea concentration in medulla
B.  active transport of solutes from ascending limb
C.  the vasa recta
D.  functions of the loop of Henle
E.  All of these choices are correct

86. Which of the following would help maintain the medullary concentration gradient? 
A. movement of urea from the distal convoluted tubule to the proximal convoluted tubule
B. urea movement from the collecting duct to medullary interstitial fluid
C. movement of water from the ascending limb into the medullary interstitial fluid
D. active transport of sodium and chloride from the medullary interstitial fluid into the collecting duct
E. urea movement into the collecting duct

87. Starting from the collecting duct, indicate the order in which urea molecules move to
maintain the medullary concentration gradient.
(1) ascending limb
(2) distal convoluted tubule
(3) interstitial fluid
(4) collecting duct
(5) descending limb 
A. 2, 5, 1, 4, 3
B. 1, 3, 5, 2, 4
C. 3, 5, 1, 2, 4
D. 4, 2, 1, 3, 5
E. 4, 3, 5, 1, 2

88.  Which of the following statements is true?  
A.  Only sodium diffuses from the descending limb.
B.  Solutes are actively transported from the ascending limb.
C.  Na+ and Cl- ions are actively transported into the vasa recta.
D.  The osmolality of the descending limb decreases as filtrate moves through.
E.  Water moves by osmosis out of the ascending loop.

89. Which structure removes excess water and solutes from the kidney’s medullary interstitial fluid? 
A. distal convoluted tubule
B. collecting duct
C. loop of Henle
D. vasa recta
E. proximal convoluted tubule

90.  The kidney dialysis machine is an example of a mechanical  
A.  active transport system.
B.  countercurrent system.
C.  cotransport system.
D.  sorting system.
E.  toy.

 

 

81. The vasa recta A. supplies blood to the glomerulus.B. alters the cortical solute : 1380630

Get a Quick Quote

Approximately 250 words
Total price (USD) $: 10.99

Let us do the hard and easy stuff in nursing for you

Find an experts in Nursing Papers and kickstart your grades today with NursingPapersLib.com

Best nursing assignment writers

It is easy to promise the availability of help with nursing assignments but without the best nursing assignment writers in the industry, such promises can turn out to be hot air. Our expert nursing writing services feature seasoned professionals who have been providing nursing writing help and consultation services for a long time. Irrespective of the year of study or practice students are involved in, the best nursing assignment writers know the nuances of nursing student’s needs. There is no better way to assure you of the best nursing writing services than providing nursing writing help from peers who are ahead of you and have only the best interests at heart. Only the best nursing assignment writers will handle your request for the best nursing writing service because your communication can get through to them. Knowing the potential nursing writing help that you seek from the way you frame your request is the hallmark of a writer who provides expert nursing writing services. This is because, with their knowledge, there is likely less room for misunderstood requests when you are seeking the best nursing writing service you need.

How it Works

Place an Order

Provide your contact information, select an order type, and describe your requirements. This isn’t going to take long!

Image showing step 1 of making an order
Image showing how to make payment for your order

Select an Appropriate Writer

We’ll match your specifications with our available authors after we have all of the relevant information concerning your order.

Image showing how to download your completed results

Enjoy the End Product

One of our specialists will fulfill your purchase according to your specifications so that you are happy with the end result.

Why Choose us?

Free Revisions

We understand that not always out tutors could catch all details required which arises a s a result of miscommunication or inadequate information provided. However, we are always eager to provide you with free revisions till we get it right with your Nursing Papers.

Quality Non-plagiarized Nursing Papers

Our Professional Team of Nursing Writers always adhere to quality standards and plagiarism policy. Furthermore, we employ Quality Control Tools to ensure you get Custom Written Nursing Paper. Every paper is reviewed by an independent editor for syntax errors before submission

Professional Nursing Writers

At NursingPapersLib.com, we specialize in Nursing Homework Help Services only. Thus, this allows us to cater to our nursing students and get high qualified nursing tutors who will deliver exceptional results in nursing papers

Flexible Pricing

We always endear to provide best prices that matches our quality and your budget. This is why we provide a pricing mechanism based off several factors such as length, level of education and type of assignment. our pricing are highly competitive across the industry standard prices.