click below
click below
Normal Size Small Size show me how
Week 14 -Stack 2
| Question | Answer |
|---|---|
| Which of these is not an example of mechanical digestion? | Moistening the food |
| The hormone that stimulates the release of bicarbonate substance from the pancreas is: | secretin. |
| The hormone that inhibits gastric muscle, slowing passage of food into the duodenum, is called: | gastric inhibitory peptide |
| External respiration can be defined as: | the exchange of gases between the lung and the blood capillaries in the lung. , pulmonary ventilation. |
| Internal respiration can be defined as: | the exchange of gases between the blood capillaries and the tissue cells. |
| The PCO2 in alveolar air is _____ blood. | -less than in the systemic venous -greater than in the systemic venous |
| Which of the following is a powerful poison that acts directly on any cell and quickly kills it? | lymphotoxin |
| The vagus is said to act as a “brake” on the heart. This situation is called | vagal inhibition. |
| Blood volume per kilogram of body weight varies inversely with: | body fat. |
| The olfactory tract carries impulses associated with: | smell. |
| Dynamic equilibrium depends on the functioning of the | crista ampullaris |
| One of the few hormones that functions on a positive-feedback loop is: | oxytocin. |