Calcitonin is produced by the ____________________ of the ____________________
Fill in the blank(s) with correct word
C cells, thyroid gland
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Which growth factor stimulates the formation of capillary networks?
A. Platelet-derived growth factor B. Granulocyte and macrophage colony-stimulating factor C. Epidermal growth factor D. Tumor angiogenesis factor
Fibrinolysis is responsible for
A. clot dissolution. B. activation of the extrinsic pathway of coagulation. C. activation of the intrinsic pathway of coagulation. D. clot consolidation. E. clot retraction.
Which of the following structures is derived from the notochord?
A. The ribs B. The nucleus pulposus C. The vertebral foramen D. The vertebral arch E. The anulus fibrosus
Which of the following is an age-related change of the heart that affects function?
a. Stretching of myocardium due to overuse b. Thinning of the valve flaps c. Loss of elasticity of cardiac muscle d. Increase in cardiac reserve e. Fibrosis of cardiac muscle