Use the Figure to the Right to Answer the Next

question 49

Multiple Choice

Use the figure to the right to answer the next problem.
A ball of mass m and radius r is placed next to a step of height ½ r.
-What is the force F needed to just lift the ball off the floor?

• A)0.5 mg
• B)1.41 mg
• C)1.73 mg
• D)mg
• E)None of these is correct.

Identify the major structural components of the kidney and their functions.

Describe the process of urine formation and the role of the nephron.

Understand the blood supply to the kidney and the nephron.

Recognize the histological features of the urinary system structures.

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