lOMoARcPSD|266586 02
Digestive and Urinary Systems
Weak bones and rickets in children are due to a deficiency of
.
vitamin D
vitamin E
calcium
vitamin A
thiamin
Which structure begins protein digestion under acidic conditions?
mouth
stomach
small intestines
large intestines
liver
Question 2
3 / 3 pts
lOMoARcPSD|266586 02
The region of the large intestine that stores feces is the
.
cecum
rectum
appendix
sigmoid colon
descending colon
Which hormone stimulates pancreatic and gallbladder secretions?
gastrin
somatostatin
CCK
secretin
Question 3
3 / 3 pts
I Question 4
0 / 3 pts
lOMoARcPSD|266586 02
GIP
The region of the large intestine that shows immune system functions is the
.
cecum
rectum
appendix
sigmoid colon
descending colon
The movement of materials from the lumen to the blood or lymph is
.
motility
secretion
digestion
absorption
Question 5
3 / 3 pts
Question 6
3 / 3 pts
lOMoARcPSD|266586 02
elimination
Which layer of the digestive tract is in direct contact with digested food?
mucosa
circular muscle
longitudinal muscle
submucosa
serosa
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B
12
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.
pepsinogen
amylase
HCl
Question 7
3 / 3 pts
Question 8
3 / 3 pts
lOMoARcPSD|266586 02
gastrin
intrinsic factor
Bile is stored and released by the
.
pancreas
gallbladder
liver
duodenum
stomach
The precursor digestive enzyme secreted by the stomach is
.
pepsinogen
amylase
Question 9
3 / 3 pts
Question 10
3 / 3 pts
lOMoARcPSD|266586 02
HCl
pepsin
gastrin
The first portion of the small intestines is the
.
cecum
jejunum
ileum
duodenum
appendix
Which of the following secretions is NOT a digestive enzyme?
bile
pepsin
Question 11
3 / 3 pts
Question 12
3 / 3 pts
lOMoARcPSD|266586 02
trypsin
lipase
amylase
Which structure is the end of the digestive system?
rectum
large intestines
small intestines
anus
appendix
Which pancreatic secretion works in conjunction with bile?
protein digesting enzymes
Question 13
3 / 3 pts
I Question 14
0 / 3 pts
lOMoARcPSD|266586 02
secretin
carbohydrate digesting enzymes
fat digesting enzymes
bicarbonate
As food moves into the small intestines, intestinal cells release which
hormone to promote insulin secretion?
gastrin
somatostatin
CCK
secretin
GIP
The body loses fluids by four of the following means. Which is the exception?
urine
Question 15
3 / 3 pts
Question 16
3 / 3 pts
lOMoARcPSD|266586 02
evaporation from lungs
retention of salts
sweating
elimination of feces
The kidney’s central urine collecting cavity is known as the
.
renal pelvis
capsule
cortex
medulla
nephron
What percentage of the urea filtered by the kidneys is excreted in the urine?
Question 17
3 / 3 pts
Question 18
3 / 3 pts
lOMoARcPSD|266586 02
10 percent
20 percent
50 percent
75 percent
100 percent
The urine-producing unit of the kidney is the
.
renal artery
renal vein
urethra
nephron
ureter
Question 20
Question 19
3 / 3 pts
lOMoARcPSD|266586 02
3 / 3 pts
For a healthy adult, which compartment contains the most fluid?
extracellular
plasma
interstitial
intracellular
pericardial
The kidneys perform all of the following functions EXCEPT
.
renin production
removal of wastes
regulation of fluid volume
activation of vitamin A
stimulation of red blood cell production
Question 21
3 / 3 pts
lOMoARcPSD|266586 02
The stomach is involved in four of the following. Which one is NOT a function
of the stomach?
It begins carbohydrate digestion.
It mixes food.
It stores food.
It begins protein digestion.
It regulates passage of food into small intestines.
Stomach emptying is controlled by
moving down the stomach wall.
gastrin
waves of peristalsis
spinal cord reflexes
HCl secretions
Question 22
3 / 3 pts
Question 23
3 / 3 pts
lOMoARcPSD|266586 02
rugae
Which portion of the nephron is not permeable to water?
Bowman’s capsule
proximal tubule
descending limb of loop of Henle
ascending limb of loop of Henle
collecting ducts
The efferent arterioles give rise to the
.
renal artery
renal vein
afferent arteriole
ureter
I Question 24
0 / 3 pts
I Question 25
0 / 3 pts
lOMoARcPSD|266586 02
peritubular capillaries
