What controls the passage of chyme from the last region of the stomach to the duodenum region of the small intestine?
A) gastroesophageal sphincter B) lower esophageal sphincter
C) pyloric sphincter D) ileocecal valve
Answer: C
You might also like to view...
The classification of reflexes according to their development includes innate and ________ reflexes.
Fill in the blank(s) with the appropriate word(s).
Given the information below, the neuron with the characteristics listed in choice __________ would have the fastest conduction velocity
A) Myelinated, 50 ?m diameter B) Myelinated, 10 ?m diameter C) Unmyelinated, 50 ?m diameter D) Unmyelinated, 10 ?m diameter Fill in the blank with the correct answer.
The cells in capillaries in this organ exhibit fenestrations that promote exchange:
a. heart b. kidney c. liver d. skin e. brain
Megapode birds, such as the brush turkey, bury their eggs in soil as crocodilians do rather than brooding them in a nest like other birds
How could you determine whether this mode of incubation is a retained ancestral trait or a derived condition that happens to have reverted to the crocodilian mode?