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MCAT

Course: MCAT > Unit 7

Lesson 16: Skeletal system

Skeletal system questions
Skeletal structure and function
Microscopic structure of bone - the Haversian system
Cellular structure of bone
Skeletal endocrine control
Cartilage
Ligaments, tendons, and joints

Skeletal system questions

Which of the following statements best describes how parathyroid hormone (PTH) affects the serum concentration of calcium, open bracket, C, a, start superscript, 2, plus, end superscript]?

(Choice A)
PTH stimulates osteoblasts, decreasing serum open bracket, C, a, start superscript, 2, plus, end superscript, close bracket.
(Choice B)
PTH stimulates osteoblasts, increasing serum open bracket, C, a, start superscript, 2, plus, end superscript, close bracket.
(Choice C)
PTH stimulates osteoclasts, increasing serum open bracket, C, a, start superscript, 2, plus, end superscript].
(Choice D)
PTH stimulates osteoclasts, decreasing serum open bracket, C, a, start superscript, 2, plus, end superscript, close bracket.

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MCAT

Course: MCAT > Unit 7

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