Which condition occurs when the muscle between the esophagus and the stomach is weak or relaxes inappropriately?
A) gastroesophageal reflux disease
B) inguinal hernia
C) pyloric stenosis
D) anorexia
A
Explanation: A) Correct.
B) An inguinal hernia occurs in the groin.
C) Pyloric stenosis is a vomiting disorder caused by hypertrophied pyloric muscle.
D) Anorexia is an eating disorder.
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What percentage of the world's people live in countries where abortion is permitted either without restriction or, more commonly, for a wide range of reasons but with certain restrictions?
A. 10 percent B. 25 percent C. 50 percent D. 60 percent
Which of the following describes an activated dendritic cell upon arriving in a lymph node?
a. located in follicles and medulla of the lymph node b. associated mainly with antigen uptake and processing c. bears highly elaborated finger-like processes called dendrites d. expresses low levels of MHC class II molecules e. carries out apoptosis of lymphocytes.
A circulating nurse is the assistant who hands instruments to the surgeon
Indicate whether the statement is true or false
Posterior:
a. pos b. ter c. i d. or