The heart is actually (one, two, or three) pumps?
What will be an ideal response?
two
You might also like to view...
Cyclin, a protein that becomes more abundant as the cell cycle proceeds,
A) delays cytokinesis. B) activates repressor genes. C) triggers DNA replication. D) damages telomeres. E) takes part in triggering mitosis.
Which blood glucose-lowering hormone is produced by the pancreatic islet cells?
a) Insulin b) Glucagon c) Somatostatin d) Thyroid hormones e) Calcitonin
What is a possible side effect of weakening of the cardiac sphincter?
A. Acid reflux into the esophagus B. Uncontrollable bowel movements C. Heart attack D. Rapid overfilling of the stomach
Which of the following is not associated with the large absorptive surface of the small intestine?
A. Circular folds (plicae circulares) B. Rugae C. Villi D. Intestinal length E. Microvilli