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
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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
Which of the following is NOT a way that the skeletal system contributes to homeostasis?
a) Provides support and protection for internal organs. b) Stores and releases sodium ions. c) Houses blood forming tissue. d) Protects the brain and spinal cord. e) Serves as attachment and leverage points for muscles.
Define hematoma
What will be an ideal response?
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.