Which of the following terms is mismatched with its description?

A) Endocardium - covers the inner surfaces of the heart
B) Myocardium - cardiac muscle
C) Trabeculae carneae - found on the interior walls of ventricles
D) Pectinate muscles - muscles that close valves
E) Chordae tendineae - connective tissue strings that connect to cusps of valves

Which of the following is NOT a function of the cerebellum?

A) Learning to play the harp
B) Keeping time with music
C) Sleep-wake cycle
D) Coordination of skeletal muscles

All of the following are inferior to the umbilical region EXCEPT the ________.

A) epigastric region
B) pubic region
C) urinary bladder
D) hypogastric region

An oncogene is

A) a viral gene with no relation to the host cell's genes.
B) a mutated form of a proto-oncogene.
C) a bacterial gene that causes cancer in the host.
D) always seen in human cancer cells.
E) a gene that turns off cellular reproduction.