The middle primary germ layer is called ________, which gives rise to a gelatinous material called ________, which then gives rise to different types of connective tissue such as bone, cartilage, and blood.

A. ectoderm; mesenchyme
B. ectoderm; stem cells
C. mesoderm; mesenchyme
D. mesoderm; fibroblasts
E. endoderm; mesenchyme


Answer: C

Anatomy & Physiology

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Define hematoma

What will be an ideal response?

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Which of the following is NOT a common characteristic of synovial joints?

a) Contain a joint cavity b) Are freely moveable c) Articulating bones are covered with hyaline cartilage d) Include elastic cartilage e) Have ligaments holding the joint together

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The adult human trachea is about ________ in diameter and contains ________ tracheal cartilages

A) 1.0 cm; 15-20 B) 1.0 cm; 10-15 C) 2.5 cm; 15-20 D) 2.5 cm; 40-50 E) None of the answers is correct.

Anatomy & Physiology