Urine consists of about __________ percent water and __________ percent solutes.
a. 100;0
b. 95;5
c. 90; 10
d. 50; 50
Introduction :
The function of the excretory system is to remove the waste of the body. It maintains the chemical composition of the body fluids by removing the unwanted components and maintaining the level of water and electrolytes in the body. Moreover, the level of water in the body is maintained by the excretory system.
Answer to Problem 1PL
Correct answer :
Option (b), 95, 5.
Explanation of Solution
Explanation/justification for the correct answer :
Option (b) is 95, 5. Urine is composed of 95% water approximately, and the rest 5% is composed of solutes, such as, sodium, urea, potassium, chloride, and creatinine. Hence, this option is correct.
Explanation for incorrect answer :
Option (a) is 100, 0. Urine is composed of 95 percent water and 5 percent solutes. Hence, this option is incorrect.
Option (c) is 90, 10. Urine is composed of 95 percent water and 5 percent solutes. Hence, this option is incorrect.
Option (d) is 50, 50. Urine is composed of 95 percent water and 5 percent solutes. Hence, this option is incorrect.
Option (b), 95, 5.
Want to see more full solutions like this?
Chapter 58 Solutions
Laboratory Manual For Human Anatomy & Physiology
- The renal pyramids are separated from each other by extensions of the renal cortex called ________. a. renal medulla b. minor calyces c. medullary cortices d. renal columnsarrow_forwardWhich of the ff substance indicates renal pathology if present in urine even in small quantities? a. creatine b. glucose c. urea d. sodiumarrow_forwardPlace the following in correct sequence from the formation of a drop of urine to its elimination from the body.___________ 1. bladder 2. calyces 3. nephron 4. urethra 5. ureter 6. collecting duct A. 3, 6, 2, 5, 1, 4 B. 2, 1, 3, 6, 5, 4 C. 3, 1, 2, 6, 5, 4 D. 6, 3, 2, 1, 5, 4arrow_forward
- ________ pressure must be greater on the capillary sideof the filtration membrane to achieve filtration.a. Osmoticb. Hydrostaticarrow_forwardthe path the urine takes after it is formed until it leaves the body is _________. a. the urethra, urinary bladder, and finally the ureter b. the urinary bladder, ureter, and finally the urethra c. the ureter, urinary bladder, and finally the urethra d. the urethra, urinary bladder, and finally the kidneyarrow_forwardFor each of the urine samples in Table , indicate whether the urine is normal or abnormal. If abnormal, name the abnormality and indicate the probable cause.4. Urine A 5. Urine B 6. Urine C 7. Urine D 8. Which urine has the (a) lowest concentration of solutes? (b) highest concentration of solutes?arrow_forward
- The peritubular capillaries are found around the PCT and DCT and the vasa recta is found around the nephron loop. A. true B. falsearrow_forwardUrinary filtration occurs at a. Proximal convoluted tubule b. Collecting duct c. Glomerulus d. Loop of Henlearrow_forwardA urine sample with a high specific gravity may indicate that the person a. May have ingested too much water b. Is dehydratedarrow_forward
- Shortly after giving a friend a swift punch to the lower back, he informs you that his urine appears reddish in colour. What is the name of this affliction and how long will it take the Multistix to verify your diagnosis? A. hematuria - 30 seconds B. hematuria - 1 minute C. glycosuria - 1 minute D. glycosuria - 30 secondsarrow_forwardSelect the letter of the choice that best completes the statement. Involuntary urination is known asa. polyuria.b. anuria.c. incontinence.d. frequency.arrow_forwardLucia waits until she is close to death to undergo kidney dialysis because __________. Choose all that apply. a. Emergency Medical Treatment and Labor Act states that the emergency department must stabilize her if she is this ill b. the End-Stage Renal Disease Act only covers United States citizens c. the ambulance will only transport her if she is likely to die in less than an hour. d. she does not have private insurance that pays for regular dialysisarrow_forward
- Comprehensive Medical Assisting: Administrative a...NursingISBN:9781305964792Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy CorreaPublisher:Cengage Learning