Which of these descriptions best matches the term submucosal plexus?
sensory neural network
Which of these descriptions best matches the term myenteric plexus?
coordinates activity of muscularis externa
The ________ are double sheets of peritoneal membrane that suspend the visceral organs and carry nerves, lymphatics, and blood vessels.
mesenteries
A stratified squamous epithelial lining can be found in all of the following except in the...
stomach
Which of the following contains adipose tissue and provides padding for the anterior and lateral portions of the abdomen?
greater omentum
A disease that attacks and disables the myenteric plexus would...
decrease intestinal motility
The serous membrane that lines the peritoneal cavity...
-secretes peritoneal fluid
-decreases friction
-lubricates the cavity
-prevents irritation
The ________ gland empties into the oral cavity at the level of the second upper molar.
parotid
A structure that helps prevent food from entering the pharynx prematurely is the...
uvula
If the linguinal frenulum is too restrictive, an individual...
has a condition called anklyoglossia
-has difficulty eating
-cannot speak normally
-cannot protract the tongue as far as most individuals
Increased secretion by all the salivary glands results from...
parasympathetic stimulation
The space between the cheeks or lips and the teeth is called the...
vestibule
The hormone that stimulates secretion and contraction by the stomach is...
gastrin
Mary had her stomach mostly removed to try to overcome obesity. As a result you would expect Mary to be at risk for...
pernicious anemia
The villi are most developed in the....
jejunum
Peyer patches are characteristics of the...
ileum
Brunner glands are characteristics of the...
duodenum
An intestinal hormone that stimulates gastric secretion is...
gastrin
The Kupffer cells of the liver...
- destroy RBCs
- destroy bacteria
- present antigens
- are phagocytic
Bile is stored in the...
gallbladder
A proenzyme secreted by the pancreas is...
trypsinogen
Which of the following contains a remnant of the fetal umbilical vein?
falciform ligament
Which of the following is not a component of the hepatic triad found at the edges of a liver lobule?
central vein
The part of the small intestine most likely to develop an ulcer from exposure to gastric juice is the...
duodenum
In response to the arrival of acidic chyme in the duodenum, the...
blood levels of secretin rise
The essential functions of the liver include...
-metabolic regulation
-hematological regulation
-bile production
-albumin productiion for blood osmotic pressure
An obstruction of the common bile duct often results in...
undigested fat in feces
If the pancreatic duct was obstructed, you would expect to see elevated blood levels of....
amylase
Tom has hepatitis, an inflammation of the liver. Which of the following symptoms would you expect to observe in Tom?
jaundice
In response to the hormone cholecystokinin, the pancreas secretes a fluid...
rich in bicarbonate
Tony is a chronic alcoholic with cirrhosis of the liver, a condition in which liver cells die and are replaced by connective tissue. Which of the following signs would you expect to observe in Tony?
-increased clotting time
-jaundice
-portal hypertension and ascites
-decrease in plasma protein production
Which of the following descriptions best matches the term duodenal ampulla?
where pancreatic juice and bile enter duodenum
Hydrochloric acid from the stomach is neutralized in the small intestine by...
sodium bicarbonate from the pancreas
Powerful peristaltic contractions that occur a few times each day in the colon are called...
mass movements
At the hepatic flexure, the colon becomes the
transverse colon
At the splenic flexure, the colon becomes the
descending colon
A small, wormlike structure attached the posteromedial surface of the cecum is the...
appendix
The defecation reflex involves...
sympathetic relaxation of both the internal and external sphincters
An enzyme that digests proteins into peptides is...
trypsin
Carbohydrate digestion begins in the...
mouth
If digestion of a carbohydrate results in equal amounts of glucose and galactose, this carbohydrate is probably...
lactose
Products of fat digestion are transported initially by...
lymphatic vessels
What description best matches the term cholecystokinin (CCK)?
causes gallbladder to contract
How many net ATP molecules are produced by the complete metabolism (all pathways) of one glucose molecule?
36 ATP
The citric acid cycle occurs in the...
mitchondrial matrix
The citric acid cycle is an aerobic process because...
oxygen is needed to remove carbon atoms as carbon dioxide
Sometimes called "good cholesterol," ________ carry excess cholesterol from peripheral tissues to the liver.
high-density lipoproteins (HDLs)`
Urea is formed in the...
liver
During starvation...
muscle proteins are used as an energy source