Question: Q: Knees and elbows are examples of what part of the skeletal system? Read this paragraph and choose the correct option from the provided answers: As you age, you might start noticing pain in your knees or elbows. These are examples of joints. Joints are the part of the skeletal system that connect your bones. Joint pain is a common problem as people age. Choices: - cartilage - muscles - nerves - joints A:
Answer: joints

Question: Q: The afferent arterioles service about 1.3 million of what in each kidney? Read this paragraph and choose the correct option from the provided answers: Nephrons and Vessels The renal artery first divides into segmental arteries, followed by further branching to form interlobar arteries that pass through the renal columns to reach the cortex (Figure 25.9). The interlobar arteries, in turn, branch into arcuate arteries, cortical radiate arteries, and then into afferent arterioles. The afferent arterioles service about 1.3 million nephrons in each kidney. Choices: - dendrites - axons - neurons - nephrons A:
Answer: nephrons

Question: Q: What layer is below the lithosphere and in the upper mantle? Read this paragraph and choose the correct option from the provided answers: Below the lithosphere is the asthenosphere . The asthenosphere is also in the upper mantle. This layer is solid, but it can flow and bend. A solid that can flow is like silly putty. Choices: - troposphere - magnetosphere - hydrosphere - asthenosphere A:
Answer:
asthenosphere