Which of the following is the site of contact digestion?

A. The gastric pits
B. The surface of the gastric mucosa
C. The intestinal crypts
D. The brush border of the small intestine
E. The cytoplasm of the small intestinal cells


D. The brush border of the small intestine

Anatomy & Physiology

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Cold temperatures (below 36 °C) denature proteins, which is why biochemistry labs never freeze enzymes

Indicate whether this statement is true or false.

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Platelets are produced from cells called ________.

A. myeloid stem cell B. hemocytes C. lymphoid stem cell D. megakaryocytes

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What muscle action means to lower the shoulders or open the jaw?

A. Reposition B. Opposition C. Elevation D. Depression

Anatomy & Physiology

Which of the following is not a synovial joint?

A. Hinge B. Condylar C. Ball-and-socket D. Symphysis

Anatomy & Physiology