A patient presents with several symptoms, including reflux esophagitis. What is the most likely cause of the reflux esophagitis?
A. Diaphragmatic hernia
B. Umbilical hernia
C. Inguinal hernia
D. Hiatal hernia
Answer: D
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Cells in the pancreas that secrete glucagon and insulin are which of the following?
(a) A and B cells (b) acinar cells (c) D cells (d) pancreatic D1 cells (e) pancreatic polypeptide cells
Which statement is true regarding moment arm?
A. Moment arm is largest when the angle of pull on a bone is 90°. B. Changes in moment arm directly affect joint muscle torque. C. For torque to remain constant, more force must be produced when moment arm decreases. D. both A and B E. all of the above
What is menarche?
A. Age at which breasts begin to develop B. Age at first ejaculation C. Age of last menstruation D. Age of first menstruation E. Age at which a woman gives birth to her first child
The ductus deferentia are muscular tubes, each about 25 centimeters long
Indicate whether the statement is true or false