The urinary system consists of the kidneys, ureters, urinary bladder, and urethra. Request pdf anatomy and histology of the human urinary system this chapter illustrates the anatomy of the urinary system responsible for blood supply and lymphatic drainage. After the body has taken the food components that it needs, waste products are left behind in the bowel and in the blood. The capsule has been removed and a pattern of fetal lobules still persists, as it sometimes does. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Anatomy of the urinary system kidneys a pair of bean shaped organs located retroperitoneally, responsible for blood filtering and urine formation. The outer cortex is reddish brown and granular in appearance because of its many capillaries. Urinary system kidneys have additional burden and produce more urine. Describe the gross anatomy of the kidney and its coverings.
The organs of the urinary system are organs of excretionthey remove wastes and water from the body. Each kidney weighs about 125175 g in males and 115155 g in females. Anatomy and physiology of urinary system urinary tract infection kidney infection bladder infection bladder cancer bladder infection symptoms urine infection human body parts urinary tract. Associate professor, human anatomy at bp koirala institute of health sciences. The urinary systems primary function is to help keep the body in homeostasis internal environment of the body remains relatively the same, within limits by controlling the composition and volume of blood. Rotate your specimen to a lateral perspective so you can appreciate the depth of this anatomy.
Describe the external and internal anatomical structure of the kidney. The left kidney is located at about the t12 to l3 vertebrae, whereas the right is lower due to slight displacement by the liver. In males, the anatomy is similar, minus the uterus, and with the addition of the prostate inferior to the bladder. The blood supply to the kidney is through the renal arteries. As a member, youll also get unlimited access to over 79,000 lessons in math, english, science, history, and more. Overview metabolism of nutrients by the body produces wastes that must be removed from the body.
A frontal section through the kidney reveals an outer region called the renal cortex and an inner. All kidneying aside, it is time to take a serious look at the urinary system. Nov 22, 2015 anatomy and physiology of urinary system urinary tract infection kidney infection bladder infection bladder cancer bladder infection symptoms urine infection human body parts urinary tract. How the structures of the urinary system work the primary structures of the urinary system include the kidneys, ureters, bladder, and urethra.
The organ system that performs this function in humansthe urinary systemis the topic of this chapter. The kidney and urinary systems help the body to get rid of liquid waste called urea. The uterus compresses the bladder, causing stress incontinence. Besides the urineforming kidneys, the urinary system in. The urinary system functions of the urinary bladder depend entirely on the autonomic nervous system. Part 2 of 8 in a lecture on the urinary system in a flipped human anatomy course taught by wendy riggs. Gross structure of the urinary system human physiology. Mucosa or mucous coat transitional epithelial tissue ii. The kidney is referred to as an excretory organ because it excretes 1 wastes. The urinary system consists of two kidneys, two ureters, a urinary bladder, and a urethra. Human physiologythe urinary system 6 each nephron has its own supply of blood from two capillary regions from the renal artery. Human anatomy and physiology ii laboratory anatomy of the urinary system this lab involves the exercise in the lab manual entitled anatomy of the urinary system. The urinary system s function is to filter blood and create urine as a waste byproduct.
The urine leaves the kidneys through the ureters, and is stored in the bladder. Describe the problems psychology must face as a young science as long as psychology has been around, people have questioned whether or. Gross anatomy of urinary system linkedin slideshare. The organs of the urinary system include the kidneys, renal pelvis, ureters, bladder and urethra. Microsoft powerpoint chapter 15 jk compatibility mode author. Brain anatomy medical anatomy human anatomy and physiology nervous system anatomy nervous system diagram nervous system breakdown nervous system structure nervous system parts human nervous system objective 1. Anatomy and physiology of urinary system kidney urinary. The urinary system has roles you may be well aware of.
Although excretory processes involve several organ systems e. Gastrointestinal system morning sickness is common due to elevated progesterone and estrogens. In the following account, the relations of the urinary bladder will be des cribed separately for each sex. Learn about the complex role of the kidneys, how urine drains into the ureters, and just how much the adult bladder can hold. Match each of the lettered structures on the diagram of the nephron and associated renal blood supply on the left with the terms on the right. Renal capsule a layer of fibrous connective tissue covering the kidneys. Renal cortex outer region of the kidneys where most enthrones is located. For example, urine is retained by activation of sympathetic pathways originating from lateral horns in spinal segments t 11 l 2. The ureters, urinary bladder, and urethra together form the urinary tract, which acts as a plumbing system to drain urine. Chapter 1 gross anatomy and cell biology of the lower. Identify all indicated structures or portions of structures on the diagrammatic view of the male reproductive system below. After the body has taken the food components that it needs, waste products are left behind in.
The body takes nutrients from food and changes them to energy. The kidney is referred to as an excretory organ because it excretes 1 wastes it is also a major homeostatic organ because it maintains the. Apr 10, 2020 the urinary system consists of the kidneys, ureters, urinary bladder, and urethra, which filter blood and subsequently produce, transport, store, and intermittently excrete urine liquid waste. The short note on urinary system will be usefull for paramedics. Anatomy and physiology free download as powerpoint presentation.
The urinary system consists of two kidneys, two ureters, one bladder, and one urethra. I anatomy of the urinary system gross anatomy of the human urinary. The bladder is partially retroperitoneal outside the peritoneal cavity with its peritonealcovered dome projecting into the abdomen when the bladder is distended with urine. Im certain youll be relieved to know im going to avoid tasteless puns in this lesson. The body takes nutrients from food and converts them to energy. The ureters, urinary bladder, and urethra together form the urinary tract, which acts as a plumbing system to drain urine from the kidneys, store it, and then release it during urination. Plus, get practice tests, quizzes, and personalized coaching to help you succeed. The kidneys filter the blood to remove wastes and produce urine. Introduction to the urinary system anatomy and physiology ii. Kidneys are bloodfiltering organs, and the urinary system of vertebrates has a pair of them 3. Describe the structure of the urinary bladder and its relations to the peritoneum. Retroperitoneal, as are ureters and urinary bladder. Internal micro anatomy nephron the functional unit of kidney three physiological processes. External features although the urinary bladder is highly variable in shape it is convenient, if not strictly accurate, to consider the viscus as a tetrahedron, possessing an anterior, an infe.
Rotate your specimen to a lateral perspective so you can appreciate the depth of. Formation and elimination of urine is important for human body because urine contains nitrogenous wastes of the body that must be eliminated to maintain homeostasis. Anatomy of urinary systemdr laxman khanalbpkihs070620 2. The urinary system consists of the kidneys, ureters, urinary bladder, and urethra, which filter blood and subsequently produce, transport, store, and intermittently excrete urine liquid waste. Upper portions of the kidneys are somewhat protected by the eleventh and twelfth ribs figure 1. During micturition urination, urine leaves the bladder through the urethra. Urine contains water, nitrogenous wastes, foreign substances, excess ions, etc. The mammalian urinary tract is a contiguous holloworgan system whose primary function is to collect, transport, store, and expel urine periodically and in a highly coordinated fashion 1, 2. View homework help exercise 40 from bsc 2085l at university of south florida. However, there are additional, equally important functions played by the system. In males, the urethra begins at the internal urethral orifice in the trigone of the bladder, continues through the external urethral orifice, and then becomes the prostatic, membranous, bulbar, and penile urethra. Describe the anatomical structure of the ureterand its location in the body.
A urinary system is crucial to balancing the intake and output of water and solutes 2. Appreciate the most important organ in the body for. Specifically, the urinary system cleans the blood of metabolic wastes, which are substances produced by the body that it cannot. By eliminating fluid and waste, the urinary system regulates important physiological parameters, such are blood volume and consequently the blood. Anatomy and physiology of the genitourinary system. It is also a major homeostatic organ because it maintains the electrolyte, 2, and 3 balance of the blood. Anatomy and histology of the human urinary system request pdf. The anatomy of the human urinary system differs between males and females at the level of the urinary bladder.
Gross anatomy of the urinary system and urine transport. It is the system of production, storage and elimination of urine. The hilus at the mid left contains some adipose tissue. Urinary system is also known as excretory system of human body. In this lab you will look at urinary system histology, and anatomy. Anatomy of the urinary system johns hopkins medicine. Functional microscopic anatomy of the kidney column b cortex medulla calyx renal column fibrous capsule renal pelvis 4. Heartburn is common because of organ crowding by the fetus. Anatomy and physiology of urinary system free download as powerpoint presentation. The kidneys alone perform the functions just described and manufacture urine in the process, while the other organs of the urinary system provide temporary storage reservoirs for urine or serve as transportation channels to.