An example of a sesamoid bone is the ________
A) radius B) pubis C) patella D) clavicle
Answer: C
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Lacteals are found in the
A) liver lobules. B) stomach rugae. C) pancreatic islets. D) esophageal adventitia. E) small intestinal villi.
What is the function of fontanels?
A. They enable one to see a baby's heartbeat. B. They provide stability as the baby passes through the birth canal. C. They enable the brain to grow during infancy and childhood. D. They provide space for blood vessels to enter the brain. E. They make an infant more vulnerable so that it requires care from adults.
How does the relationship between surface area and volume impact how large a cell can be?
A. Volume is proportional to the cube of the diameter of the cell, so if diameter increases, volume will increase much faster than surface area, limiting exchange of wastes and nutrients. B. Volume and surface area both increase the same amount if the diameter of the cell increases. C. Surface area increases proportionately more than volume as the diameter of the cell increases and, therefore, exchange of wastes and nutrients is more efficient in a large cell. D. If the diameter of the cell doubles, the volume of the cell will increase by a factor of four. E. If the diameter of the cell doubles, the volume of the cell will also double.
A molecule of water is more complex than a mitochondrion (organelle)
Indicate whether the statement is true or false