Other
BIOS 256 Lab 5 Assignment 6- Questions and Answers.
- Course
- Institution
BIOS 256 Lab 5 Assignment 6- Questions and Answers.
[Show more]
Seller
Follow
PerfectStudy
Reviews received
Content preview
BIOS 256 Lab 5 Assignment 6- Questions and Answers.Reviewing Your Knowledge
A. Functions of the Nephron
Write name of the part of the nephron that has the following function.
Descending loop 1. Reabsorption of an additional 15% of water by osmosis.
Impermeable to solutes.
Collecting duct 2. Hormones determine if urine is concentrated.
Glomerulus 3. Filters blood and forms filtrate.
Proximal convoluted tubule 4. Reabsorption of majority of water and solutes from filtrate
by active and passive processes. Also, secretion occurs here.
Distal convoluted tubule 5. Reabsorption of more sodium, chloride, and about 10 to
15% more water.
Ascending loop 6. Reabsorption of sodium and chloride decreases the
osmolality of filtrate. Nearly impermeable to water.
B. Hormones and Urine Formation
Write the term the phrase describes.
Aldosterone 1. Hormone that increases sodium and chloride ion reabsorption
and potassium secretion
Tubular reabsorption 2. Process of moving substances from renal tubule into the
peritubular capillary
Collecting duct 3. ADH acts mainly at this portion of the nephron
Tubular secretion 4. Process of moving substances from the peritubular capillary
into renal tubule
Filtration 5. Process occurring across wall of glomerular capillary and
visceral layer of glomerular capsule
Micturition 6. The act of voiding (emptying) the urinary bladder
ADH 7. Hormone that increases water reabsorption in the late distal
convoluted tubule and collecting duct
, C. Urinalysis
Answer the following questions with a short answer.
1. What is the normal volume of urine output per day in an adult?
1-2 liters per day
2. What is the normal color of urine?
Yellow or amber
3. What could make urine cloudy?
Microbes, pus, epithelial cells, crystals
4. What is the normal specific gravity of urine?
1.001-1.035
5. What makes urine have a higher specific gravity than distilled water?
Solutes in urine
6. Name five normal solutes found in urine.
Urea, electrolytes, creatinine, uric acid, and metabolic end products
7. Normal urine contains _____ % water and _____ % solutes.
95% water, 5% solutes
8. Is normal daytime urine output dilute or concentrated?
Dilute
9. What is the normal pH of urine?
Ranges between 4.6 - 8.0
10. What is pyuria?
White blood cells in urine from infection of the kidney, ureter, urethra, or urinary bladder
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller PerfectStudy. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80461 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now