Human Biology Custom Edition
11th Edition
ISBN: 9781337631532
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Chapter 12, Problem 1SQ
Summary Introduction
Introduction: The kidney is an important organ of the excretory system, and nephron is the basic structural unit of the kidney. As blood passes through the kidneys, it filters the nitrogenous waste to form urine. It maintains homeostasis of the body.
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Chapter 12 Solutions
Human Biology Custom Edition
Ch. 12 - Label the parts of this kidney and nephron.Ch. 12 - How does the formation of urine help maintain the...Ch. 12 - Explain what is meant when we talk about...Ch. 12 - Prob. 4RQCh. 12 - Explain how the kidneys help to maintain the...Ch. 12 - Prob. 1SQCh. 12 - The body loses water by way of the ________. a....Ch. 12 - Water and small solutes enter nephrons during...Ch. 12 - Prob. 4SQCh. 12 - Prob. 5SQ
Ch. 12 - Reabsorption depends on _________. a. osmosis...Ch. 12 - Prob. 7SQCh. 12 - Prob. 8SQCh. 12 - Prob. 9SQCh. 12 - Match the following saltwater balance concepts:Ch. 12 - A urinalysis reveals that the patients urine...Ch. 12 - As a person ages, nephron tubules lose some of...Ch. 12 - Fatty tissue holds the kidneys in place. Extremely...Ch. 12 - Licorice is used as a remedy in Chinese...Ch. 12 - Drinking too much water can be a bad thing. If...Ch. 12 - As the text noted, two-thirds of the water and...
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- Carbonic acid levels are controlled through the ________.a. respiratory systemb. renal systemc. digestive systemd. metabolic rate of cellsarrow_forwardHigh____consumption is linked to an increased risk of hypertension. A. Calcium B. Sodium C. Chloride D. Potassiumarrow_forwardFluids serve many critical functions, such as, solubility and transport, protection and lubrication of tissues, and ______, to name a few. A. Maintaining blood volume and pressure B. Decreasing appetite C. Helping with weight loss D. Flushing out fatarrow_forward
- If you are dehydrated, your body may produce _____ to help conserve water. a. glucagon b. oxytocin c. ACTH d. vasopressinarrow_forwardRenin is made by ________. a. granular cells of the juxtaglomerular apparatus b. the kidneys c. the nephrons d. all of the abovearrow_forwardHuman beings accumulate ________ before excreting nitrogenous waste. a. nitrogen b. ammonia c. urea d. uric acidarrow_forward
- The two organs that are capable of creating urea are ___ and ___ A. Liver, skeletal muscle B. Liver, kidneys C. Kidneys, adrenal glands D. Brain, skeletal musclesarrow_forwardWhich statement is TRUE. During the micturition reflex, _________. a. stimulation of stretch receptors in the bladder wall results in afferent impulses arriving in the cervical region of the spinal cord b. there is increased activity of the parasympathetic motor neurons that control the smooth muscle of the bladder wall c. the internal sphincter must be consciously relaxed d. the external sphincter relaxes as the result of a parasympathetic reflex e. all of the abovearrow_forwardProduction of less than 50 mL/day of urine is called ________. a. normal b. polyuria c. oliguria d. anuriaarrow_forward
- Electrolytes are lost mostly through ________.a. renal functionb. sweatingc. fecesd. respirationarrow_forwardBowman’s capsule, the start of the tubular part of a nephron, is located in the_______ . a. renal cortex c. renal pelvis b. renal medulla d. renal arteryarrow_forwardIn a healthy person, which substance(s) should NOT be found in urine in high levels? Choose all that apply. a. Urea b. Simple sugars c. Proteins d. Blood cells e. Amino acids f. Electrolytes such as saltsarrow_forward
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Excretory System; Author: Amoeba Sisters;https://www.youtube.com/watch?v=q5qaGHfdmYM;License: Standard youtube license