Introduction:
The urinary system is a specialized organ that supports the exchange of water and electrolytes between the body and the environment. It includes kidneys, ureters, bladder, and urethra which perform a function like passage, storage and voiding of urine. It helps the body to get rid of liquid waste (urea) and also control the blood pressure and pH.

Answer to Problem 1RAC
The correct answer is option (d) regulation of vitamin A synthesis.
Explanation of Solution
Explanation/justification for the correct answer:
Option (d). Regulation of vitamin A synthesis. Vitamin A is taken from the food it is not synthesis by the body, whereas kidney plays a very important role in the synthesis of vitamin D. it is needed for controlling blood calcium. So, the correct answer is option (d).
Explanation for incorrect answer:
Option (a). Regulation of blood volume. It helps in regulating the blood volume by secreting and absorbing the essential components (water, solute). It helps in producing either a large volume of diluted urine or a small volume of concentrated urine. So, this is an incorrect option.
Option (b). Regulation of solute concentration in the blood. It helps in regulating the solute concentration by reabsorbing solutes like sodium, chloride, potassium, calcium, and carbonates ions. So, this is an incorrect answer.
Option (c). Regulation of pH of the extracellular. The pH of the blood is regulated by secreting a variable amount of hydrogen ion. So, this is an incorrect answer.
Option (e). Regulation of red blood cell synthesis. Kidney secretes a hormone called erythropoietin which helps in regulating the synthesis of red blood cells in the bone marrow. So, this is an incorrect answer.
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Chapter 26 Solutions
SEELEY'S ANATOMY CUSTOM LL
- ✓ Details Draw a protein that is embedded in a membrane (a transmembrane protein), label the lipid bilayer and the protein. Identify the areas of the lipid bilayer that are hydrophobic and hydrophilic. Draw a membrane with two transporters: a proton pump transporter that uses ATP to generate a proton gradient, and a second transporter that moves glucose by secondary active transport (cartoon-like is ok). It will be important to show protons moving in the correct direction, and that the transporter that is powered by secondary active transport is logically related to the proton pump.arrow_forwarddrawing chemical structure of ATP. please draw in and label whats asked. Thank you.arrow_forwardOutline the negative feedback loop that allows us to maintain a healthy water concentration in our blood. You may use diagram if you wisharrow_forward
- Give examples of fat soluble and non-fat soluble hormonesarrow_forwardJust click view full document and register so you can see the whole document. how do i access this. following from the previous question; https://www.bartleby.com/questions-and-answers/hi-hi-with-this-unit-assessment-psy4406-tp4-report-assessment-material-case-stydu-ms-alecia-moore.-o/5e09906a-5101-4297-a8f7-49449b0bb5a7. on Google this image comes up and i have signed/ payed for the service and unable to access the full document. are you able to copy and past to this response. please see the screenshot from google page. unfortunality its not allowing me attch the image can you please show me the mathmetic calculation/ workout for the reult sectionarrow_forwardIn tabular form, differentiate between reversible and irreversible cell injury.arrow_forward
- 1.)What cross will result in half homozygous dominant offspring and half heterozygous offspring? 2.) What cross will result in all heterozygous offspring?arrow_forward1.Steroids like testosterone and estrogen are nonpolar and large (~18 carbons). Steroids diffuse through membranes without transporters. Compare and contrast the remaining substances and circle the three substances that can diffuse through a membrane the fastest, without a transporter. Put a square around the other substance that can also diffuse through a membrane (1000x slower but also without a transporter). Molecule Steroid H+ CO₂ Glucose (C6H12O6) H₂O Na+ N₂ Size (Small/Big) Big Nonpolar/Polar/ Nonpolar lonizedarrow_forwardwhat are the answer from the bookarrow_forward
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