BIO 253 FINAL EXAM ACTUAL 2025/2026 CORRECTLY ANSWERED
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BIO 253
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BIO 253
BIO 253 FINAL EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Organs of the Urinary system - Answer -kidneys, ureters, urinary bladder, urethra draw and label a kidney with the following terms: Cortex, Medulla, Pelvis, renal artery, renal ve...
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| Uploaded on: | October 26, 2025 |
| Last updated: | November 17, 2025 |
| Number of pages: | 41 |
| Written in: | 2025/2026 |
| Type: | Exam (elaborations) |
| Contains: | Questions & Answers |
| Tags: | BIO 253 FINAL EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Organs of the Urinary system - Answer -kidneys, ureters, urinary bladder, urethra draw and label a kidney with the following terms: Cortex, Medulla, Pelvis, renal artery, renal vein, ureter, nephron - Answer - functional unit of the kidney - Answer -nephron 1 million per kidney |
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BIO 253 FINAL EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Organs of the Urinary system - Answer -kidneys, ureters, urinary bladder, urethra draw and label a kidney with the following terms: Cortex, Medulla, Pelvis, renal artery, renal vein, ureter, nephron - Answer - functional unit of the kidney - Answer -nephron 1 million per kidney! What parts make up the nephron? - Answer -Renal corpuscle Renal tubule Glomerulus (capillaries that filter the blood plasma) Bowman's capsule (surrounds the glomerulus) Efferent arteriole loop of henle What is the glomerulus made of? - Answer -capillaries Function of a nephron - Answer -filter blood and produce urine Two nephron types - Answer -juxtamedullary and cortical juxtamedullary nephrons Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com - Answer --Long nephron loops deeply invade medulla -Ascending limbs have thick and thin segments -Important in production of concentrated urine -found at the boundary of the cortex and medulla cortical nephrons - Answer --85% of all nephrons -short nephron loops -efferent arterioles branch into peritubular capillaries around PCT and DCT How is urine made in the kidney? - Answer -1.)Reabsorption - moving substances with tubule into the blood. 2.)filtration - occurs in the glomerulus or renal corpuscle 3.)secretion 4.)filtration driving force for filtration - Answer -hydrostatic pressure or BP What fluid comes out of the glomerulus? - Answer -filtrate What is filtrate? - Answer -mostly water, electrolytes, nutrients, and waste products. Glucose is normal in filtrate. -similar to blood plasma Reabsorption in the Nephron Loop - Answer -Only water is absorbed in the descending limb. Na+ chloride is absorbed in the ascending limb (no water). Status of water coming out of nephron loop? - Answer -@ Lowest concentration (diluted) Process taking place in nephron loop? - Answer -Countercurrent mechanism (dilutes the urine). Can also Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com
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