What is the structure and function of kidney?

What is the structure and function of kidney?

The kidneys filter the blood to remove waste products, which they convert into urine. Urine is carried from each kidney, through a tube called a ureter to the bladder, where it is stored. The ureter and blood vessels enter and exit the kidney through the renal hilum.

What are the 10 functions of the kidney?


  • Regulation of extracellular fluid volume. The kidneys work to ensure an adequate quantity of plasma to keep blood flowing to vital organs.
  • Regulation of osmolarity.
  • Regulation of ion concentrations.
  • Regulation of pH.
  • Excretion of wastes and toxins.
  • Production of hormones.

What is the function of kidney PDF?

The main functions of the kidney are filtration and excretion of metabolic waste products from the bloodstream, regulation of electrolytes, acidity and blood volume, and contribution to blood cell production (Rayner et al.

What are the 5 functions of the kidney?

Here are the 5 top jobs healthy kidneys perform.

  • Remove wastes and extra fluid. Your kidneys act like a filter to remove wastes and extra fluid from your body.
  • Control blood pressure. Your kidneys need pressure to work properly.
  • Make red blood cells.
  • Keep bones healthy.
  • Control pH Levels.

What are the 6 functions of the kidneys?

Kidney and its Function

  • Removal of waste products.
  • Removal of excess fluid.
  • Balance minerals and chemicals.
  • Control of blood pressure.
  • Red blood cells production.
  • To maintain healthy bones.

What are the 3 main functions of the kidneys?

The kidneys perform many crucial functions, including: maintaining overall fluid balance. regulating and filtering minerals from blood. filtering waste materials from food, medications, and toxic substances.

What are the 8 functions of the kidneys?

What are 5 kidney functions?

What is the size of kidney?

Normally, kidneys are about the size of a fist or 10 to 12 cm (about 5 inches). Kidney atrophy means that the kidney is smaller than normal. This can happen for two basic reasons.

What is the functional unit of the kidney?

The functional unit of the kidney is called the nephron. It comprises of a coiled renal tubule and a vascular network of peritubular capillaries. The tubule consists of different regions, each with their own important function.

What Colour are kidneys?

Most people have two kidneys, one on either side of the spine under the lower ribs. They are bean-shaped and reddish brown in colour.

What is the structure and function of the kidney?

Here’s a summary of kidney structure and function based on different parts of the kidney: An indentation near the center of the concavity of the kidney where the renal vein and ureter leave the kidney and the renal artery enters the kidney.

What are the functional units of kidney?

The functional units where the kidney’s main functions are performed. There are about a million nephrons in each kidney. The part of the kidney nephron that collects urine and drains into papillary ducts, minor calyx, and major calyx, and finally into the ureter and urinary bladder.

What is the shape of the kidney?

Kidney Structure The bean-shaped kidneys have an outer convex side and an inner concave side called the renal hilus, where the renal artery, vein, and ureter are found. A thin connective tissue called the renal capsule surrounds each kidney. This capsule maintains the kidneys’ shape and protects the inner tissues.

What are the sides of the kidney called?

The bean-shaped kidneys have an outer convex side and an inner concave side called the renal hilus, where the renal artery, vein, and ureter are found. A thin connective tissue called the renal capsule surrounds each kidney.

Kidney-Structure, Anatomy and Function 1 Gross Structure. Kidneys are bean-shaped organs, about 11 cm long, 6 cm wide,… 2 Anatomy of kidney. Longitudinal section of the kidney shows following parts. 3 Functions of Kidney: Endocrine functions: kidney is also an endocrine glands. 4 Kidney-Structure, Anatomy and Function.

How does blood supply affect kidney structure and function?

Proper kidney structure and function is dependent on adequate blood supply: The renal artery, which branches out from your abdominal aorta enters the kidney in the renal hilus. Each renal artery divides into the smaller afferent arterioles in the kidney.

How do the kidneys balance fluid levels in the body?

The wastes get mixed with water, becoming urine that travels through the ureters, which are long tubes that connect the kidneys to the bladder. Your kidneys also balance fluid levels in your body by listening to hormones, which are chemical messengers that travel around your body.

How do the kidneys function as the janitors of the body?

Your kidneys function as the janitors of your body because they filter and remove wastes from the blood. The blood in your bloodstream runs through your kidneys about 400 times a day! The blood vessel that carries blood to the kidney is called your renal artery.