Contraction of the atria results from which wave of depolarization on the ECG tracing?
What will be an ideal response?
P wave
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In the parasympathetic division, _________ ganglia are located close to the target organ
Fill in the blank with correct word.
Enzymes are often useful as diagnostic tools. How?
A) The liver releases enzymes that accumulate in the urine. B) Enzymes destroy pathogenic bacteria so blood levels of bacteria decline. C) Damaged cells release enzymes into the blood that can be detected. D) Enzymes destroy damaged cells so X-rays reveal smaller body organs.
Which of the following is not an adaptation for keeping the testes cool?
A. The dartos muscle B. Pampiniform plexus C. The testicular artery D. Cremaster muscle E. Descent of the testes to the scrotum
The final electron acceptor in aerobic cell respiration is ________.
A. water B. carbon dioxide C. ATP D. oxygen