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WorksheetsBIO202/211 Exam 3 Review
Total questions: 45
Worksheet time: 19mins
Reflux from the lower esophageal sphincter would result in what condition?
Cholecystitis
Explosive diarrhea
What are the major brush border enzymes?
What is the underlying cause of lactose intolerance?
Match the following disaccharides
Maltose
Glucose + Glucose
Sucrose
Galactose + Glucose
Lactose
Fructose + Glucose
Match the glands
Submandibular Gland
Parotid Gland
Sublingual Gland
Match the gland's ducts
Wharton's duct
Stenson's duct
Rivinus' duct
Which part of the GI tract do the majority of nutrients get absorbed?
During which section of the GI does the bulk of water get reabsorbed?
What happens if water does not get adequately absorbed at the large intestines?
What are the 3 major enzymes secreted by the pancreas?
When food passes from the stomach to the duodenum, it passes through the:
Intrinsic factor is produced in the ___ which allows for absorption of B12 in the ___
stomach,
jejunum
pancreas,
duodenum
stomach,
ilium
intestines,
colon
Parietal cells are found in the ___ and are responsible for production of ___.
stomach,
HCl
pancreas,
insulin
liver,
bile
intestines,
HCl
G cells produce ___ which helps to ___.
Chief cells produce ___ which helps to ___.
pepsinogen, break down proteins when activated as pepsin
What happens when Gastrin is secreted?
It stimulates the release of gastric acid in the stomach and increases stomach motility
Mucous cells in the stomach help to do what?
The 3 phases of swallowing include (select all that apply)
Esophageal phase
Buccal phase
Epiglottal phase
Pharyngeal phase
Where in the GI is vitamin B12 absorbed?
duodenum
jejunum
Waves of muscular contractions that moves a bolus along the length of the digestive tract:
GERD can eventually lead to (select all that apply):
Barrett's esophagus
Pancreatic cancer
Esophagitis
Colon cancer
How is pepsinogen activated into pepsin?
What is the progression of the small intestines?
duodenum, jejunum, and colon
As food enters the duodenum from the stomach, the following are released:
cholecystokinin (CCK)
glucose-dependent insulinotropic peptide (GIP)
Secretin
Gastrin
Gallbladder contraction, hepatopancreatic sphincter relaxation, and bile ejection into the duodenum is facilitated through the release of:
cholecystokinin (CCK)
Bile is produced in the ___ and stored in the ___.
In the respiratory system, what cell type secretes oily detergent-like surfactant?
Type IV pneumocytes
Type I pneumocytes
Type II pneumocytes
Type III pneumocytes
Henry's law in respiration states that:
amount of gas dissolved in a liquid is inversely proportional to the partial pressure of that gas above the liquid.
the amount of gas dissolved in a liquid is directly proportional to the temperature of the liquid.
the amount of gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid.
Boyle's law in respiration states that:
the pressure of a given quantity of gas is directly proportional to its concentration.
You just took Exam 3 and now your sympathetic nervous system activates and you begin running home in a state of panic. What will happen to your bronchioles?
Which adrenergic receptors activate to result in bronchodilation?
With regard to CO2 levels in the blood, hyperventilation will cause ___ whereas hypoventilation will cause ___.
Trick question! Respiratory rate has no affect on CO2 levels
hypercapnia, hypocapnia
hypocapnia, hypercapnia
hypernatremia, hyponatremia
What is the underlying mechanism of emphysema?
Destruction of elastic fibers in the alveoli
How do you calculate the vital capacity?
B + D
B + C + D
A + B + C + D
A + B
How do you calculate the total lung capacity?
B + D
B + C + D
A + B + C + D
A + B
How do you calculate the inspiratory capacity?
B + D
B + C + D
A + B + C + D
C + D
How do you calculate the functional residual capacity?
A + B
B + C + D
A + B + C + D
C + D
Intrapleural pressure is always negative. True or false?
If atmospheric pressure is 760mmHg, at what intra-alveolar pressure would air enter the lungs?
770mmHg
765mmHg
If atmospheric pressure is 760mmHg, at what intra-alveolar pressure would air push out of the lungs?
750mmHg
755mmHg
765mmHg
The pre-Bötzinger Complex, dorsal respiratory group, and ventral respiratory group are located where?
Spinal cord
Midbrain
The Apneustic Center stimulates which region of the brainstem to promote prolonged breaths?
DRG
VRG
The pre-Bötzinger Complex
The pneumotaxic center
What would a patient's lung look like with a pneumothorax?
Fully inflated with white spotty infiltrates
Collapsed or partially collapsed with air in the pleural space
Enlarged with a 'barrel' chest
Filled with blood in the pleural space
What factors would shift this graph from B to A? Select all that apply
Decreased temperature
Increased pH
Decreased 2,3-BPG
Decreased pCO2
What factors would shift this graph from B to C? Select all that apply
Increased temperature
Decreased pH
Increased 2,3-BPG
Decreased pCO2
