unit 4 online quizzes

which of the below are functions of saliva?

• immunity via presence of IgA

• some digestion of carbohydrates

• pH buffer

true or false: a tooth is composed of mostly enamel

false

renin is ___ released from the ___ that helps raise blood pressure to the kidney

an enzyme ; juxtaglomerular

true or false: all forms of diabetes are characterized by glucose in the urine

false

the reabsorption of water by this part of the nephron is strongly influenced by hormones

collecting duct

a person who has had all four of their wisdom teeth removed would be left with how many teeth?

28

lining of most of the abdominopelvic cavity

parietal peritoneum

lining of the thoracic cavity

parietal pleura

outer layer of protective sheath around the heart

parietal pericardium

delicate tissue directly covering most of the small intestine

visceral peritoneum

which major function of the digestive system is missing from the following list: mechanical processing, digestion, secretion, absorption, ___, protection?

excretion of feces

the ___ salivary gland is named for its proximity to the ear

parotid

this network of neurons regulates the activity of the GI tract and occurs between the two muscular layers of the muscularis externa

myenteric plexus

all of the below are true regarding micturition except

the internal and external urethral sphincters are made of smooth muscle

increased ADH secretion should cause the urine to have

a higher specific gravity

true or false: angiotensin II reduces urine output

true

place these parts of the wall of the GI tract into the proper order beginning with the part most directly touching the food bolus

1. simple columnar epithelium

2. lamina propria

3. submucosal plexus

4. muscularis externa

5. serosa

this network of neurons regulates the activity of the GI tract and is located superfical (e.g., apical) to the muscularis externa

submucosal plexus