31) Medial to both midclavicular lines and superior to the subcostal plane lies the
A) appendix.
B) cecum.
C) jejunum.
D) pyloric sphincter.
32) To say someone is "tongue-tied" means that the
A) lips are exceptionally immobile.
B) tongue muscles are weak.
C) salivary glands produce little lubricant.
D) lingual frenulum is short.
33) The lesser omentum extends between the
A) greater curvature of the stomach and the posterior abdominal wall.
B) lesser curvature of the stomach and the porta hepatis of the liver.
C) transverse colon and the posterior abdominal wall.
D) sigmoid colon and the posterior pelvic wall.
34) The splenic, or left colic, flexure of the colon is located within the
A) left hypochondriac region.
B) left lumbar region.
C) right hypochondriac region.
D) right lumbar region.
35) Which of the following is
not
contained in saliva?
A) enzymes that begin the digestion of proteins
B) enzymes that initiate the digestion of carbohydrates
C) bicarbonate buffer
D) bactericidal enzymes
36) How many deciduous teeth are there?
A) 18
B) 20
C) 32
D) It varies from person to person.
37) Mucosa-associated lymphoid tissue (MALT) is primarily located within the
A) lamina propria.
B) muscularis mucosa.
C) serosa.
D) submucosa.
38) What is the function of the hepatopancreatic sphincter?
A) It controls the entry of bile and pancreatic juices into the alimentary canal.
B) As it contracts, it squeezes pancreatic secretions into the duodenum.
C) It inhibits defecation in the upper alimentary canal while the anal sphincters do the same in the lower regions.
D) It prevents the movement of bile into the gallbladder.
39) Secretions of the parotid gland empty
A) anterior to the frenulum of the tongue.
B) between the lingual tonsil and epiglottis.
C) lateral to the upper molars.
D) through 10 ducts on the floor of the oral cavity.
40) The mesentery that suspends the small intestine is the
A) falciform ligament.
B) lesser omentum.
C) greater omentum.
D) mesentery proper.