and Answers A+ Guide
The __________ gland is an extrinsic salivary gland, whereas the
__________ gland is an intrinsic salivary gland. - correct
answers✅✅submandibular; lingual
The chemical digestion of proteins begins via___________ which
denatures large proteins. - correct answers✅✅HCl
The ingestion of a meal high in fat content would cause which of
the following to occur? - correct answers✅✅Bile would be
released from the gallbladder to emulsify the fat in the
duodenum.
Fat absorption through the plasma membrane of epithelial cells
________ - correct answers✅✅Occurs by simple diffusion
because lipids are able to penetrate the hydrophobic fatty acid
tails within the plasma membrane
Choose the brush border enzyme involved in the digestion of
proteins: - correct answers✅✅Dipeptidase
Necessary for Vitamin B12 absorption, __________ is/are secreted
by __________ cells - correct answers✅✅intrinsic factor; parietal
Choose the correct pathway for food through the GI tract for the
given structures - correct answers✅✅Oropharynx à
laryngopharynx à esophagus à stomach à duodenum à jejunum
, CBIO 2210 Exam 3: Practice Questions
and Answers A+ Guide
The local matching of blood flow through pulmonary capillaries
with the movement of air into alveoli is _______ - correct
answers✅✅ventilation-perfusion coupling
Which of the choices below is not a factor that promotes oxygen
binding to and dissociation from hemoglobin? - correct
answers✅✅Number of red blood cells
Which of the following increase oxygen unloading at the tissues? -
correct answers✅✅increased partial pressure of carbon
dixoide
Where does carbon dioxide bind on a red blood cell so it can be
transported? - correct answers✅✅Attached to the globin
protein subunits
When we ingest large molecules such as lipids, carbohydrates,
and proteins, they must undergo catabolic reactions whereby
enzymes split these molecules. This series of reactions is called
________ - correct answers✅✅Chemical digestion
Which of the following is not an important stimulus for gastric
secretion? - correct answers✅✅Presence of carbohydrates in
the stomach
The absorptive effectiveness of the small intestine is enhanced by
increasing the surface area of the mucosal lining. Which of the