The muscle fibers that exhibit the most severe age-related atrophy are ________ fibers.

A. slow oxidative
B. fast oxidative
C. slow glycolytic
D. fast glycolytic


Answer: D

Anatomy & Physiology

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Identify the hormone that stimulates the release of calcium ions from bone matrix. Explain its mechanism of action

A) parathyroid hormone; increases osteoblast break down of bone matrix B) parathyroid hormone; increases osteoclast break down of bone matrix C) calcitonin; increases osteoblast break down of bone matrix D) calcitonin; increases osteoclast break down of bone matrix E) cholecalciferol; increases osteoblast break down of bone matrix

Anatomy & Physiology

The exchange of gases between the lungs and the blood is called ________

A) external respiration B) internal respiration C) pulmonary ventilation D) None of the listed responses is correct.

Anatomy & Physiology

While studying with your lab partner, he says that synovial joints are functionally classified as synarthroses. Explain how his statement is incorrect, and then correct his statement

What will be an ideal response?

Anatomy & Physiology

Which of the following is one of the principal extracellular cations?

a. Bicarbonate b. Chloride c. Phosphate d. Sodium

Anatomy & Physiology