- What increases water reabsorption in the kidneys?
- Do the ribs protect the kidneys?
- What causes white and red blood cells in urine?
- What are the two tissues in a kidney called?
- Are kidney tissues that are shaped like cones?
- Why is excretion needed?
- Which produces urea as the excretory substance in the human body?
- Which substances are not filtered through the kidneys?
- How do you reduce red blood cells in urine?
- Which is a condition characterized by the presence of red blood cells in the urine?
- How much water is reabsorbed by the kidneys?
- What does white and red blood cells in urine mean?
- What are the three layers of the kidneys?
- What synthesizes most of the excretory compound in humans?
- Where is most water reabsorbed in the nephron?
What increases water reabsorption in the kidneys?
Angiotensin II stimulates the release of aldosterone, ADH, and thirst.
Aldosterone causes kidneys to reabsorb sodium; ADH increases the uptake of water.
Water follows sodium.
As blood volume increases, pressure also increases..
Do the ribs protect the kidneys?
The ribs and muscles of the back protect the kidneys from external damage. Adipose tissue known as perirenal fat surrounds the kidneys and acts as protective padding.
What causes white and red blood cells in urine?
Most causes of blood in your urine are not serious, But sometimes red or white blood cells in your urine can mean that you have a medical condition that needs treatment, such as a kidney disease, urinary tract infection, or liver disease.
What are the two tissues in a kidney called?
Each kidney is held in place by connective tissue, called renal fascia, and is surrounded by a thick layer of adipose tissue, called perirenal fat, which helps to protect it. A tough, fibrous, connective tissue renal capsule closely envelopes each kidney and provides support for the soft tissue that is inside.
Are kidney tissues that are shaped like cones?
Renal pyramids are kidney tissues that are shaped like cones. Another term for renal pyramids is malpighian pyramids. Between seven and eighteen pyramids exist in the innermost part of the kidney, which is called the renal medulla; in humans, there are usually only seven of the pyramids.
Why is excretion needed?
Living things excrete. Excretion is the removal from the body of waste products which result from normal life processes. Waste products such as carbon dioxide must be removed. If they are allowed to accumulate they cause poisoning which slows down vital chemical reactions.
Which produces urea as the excretory substance in the human body?
Carbon dioxide is produced by the process of respiration and urea is produced by the decomposition of unused proteins in the liver. There are different organs which removes waste from the body. These are lungs and kidneys. Our lungs excrete carbon dioxide and kidneys urea.
Which substances are not filtered through the kidneys?
Filterable blood components include water, nitrogenous waste, and nutrients that will be transferred into the glomerulus to form the glomerular filtrate. Non-filterable blood components include blood cells, albumins, and platelets, that will leave the glomerulus through the efferent arteriole.
How do you reduce red blood cells in urine?
Depending on the condition causing your hematuria, treatment might involve taking antibiotics to clear a urinary tract infection, trying a prescription medication to shrink an enlarged prostate or having shock wave therapy to break up bladder or kidney stones. In some cases, no treatment is necessary.
Which is a condition characterized by the presence of red blood cells in the urine?
Microscopic haematuria is the medical terminology that describes a condition characterized by the presence of red blood cells in the urine that can be seen only through a microscope. Although there is blood in the urine, the person cannot see the blood when he/she urinates.
How much water is reabsorbed by the kidneys?
About 67 percent of the water, Na+, and K+ entering the nephron is reabsorbed in the proximal convoluted tubule and returned to the circulation.
What does white and red blood cells in urine mean?
Microscopic exam White blood cells (leukocytes) may be a sign of an infection. Red blood cells (erythrocytes) may be a sign of kidney disease, a blood disorder or another underlying medical condition, such as bladder cancer. Bacteria or yeasts may indicate an infection.
What are the three layers of the kidneys?
The kidneys are made up by three external layers, which include the renal fascia (the outermost layer), the perirenal fat capsule, and lastly, the innermost layer, the renal capsule, which then surround the space of the renal cortex.
What synthesizes most of the excretory compound in humans?
Q. The principal nitrogenous excretory compound in humans is synthesisedA. in kidneys but eliminated mostly through liver. 6%B. in kidneys as well as eliminated by kidneys. 16%C. in liver and also eliminated by the same through bile. 21%D. in the liver, but eliminated mostly through kidneys. 58%
Where is most water reabsorbed in the nephron?
The majority of water reabsorption that occurs in the nephron is facilitated by the AQPs. Most of the fluid that is filtered at the glomerulus is then reabsorbed in the proximal tubule and the descending limb of the loop of Henle.