What vitamin is needed for the formation of prothrombin by the liver?
A. Vitamin C
B. Vitamin A
C. Vitamin B-12
D. Vitamin K
Answer: D
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Which carpal bone is not in the proximal row of carpal bones?
A. scaphoid B. capitate C. lunate D. triquetrum E. pisiform
This figure shows an anterior view of a human in the anatomic position. What region does number 2 indicate?
A. Carpal?B. Coxal?C. Antecubital?D. Sacral?E. Axillary
The enzyme DNA polymerase is synthesized
A. at a ribosome, and it remains within the cell. B. at the rough endoplasmic reticulum, and it is secreted from the cell. C. at the Golgi apparatus, and it is embedded in the cell membrane. D. in the nucleus, and it is converted to RNA for export outside the cell.
The general process by which bones form is called
a) ossification b) osteomalacia c) calcification d) apposition e) orthodontics