1)
Select the CORRECT match:
| A. | Peristalsis - increases with sympathetic nervous systemstimulation |
| B. | Internal anal sphincter - under voluntary control
|
| C. | Lacteals - lymph capillaries, transport chylomicrons
|
| D. | Pancreas - synthesizes bicarbonate in response to CCK(cholecystokinin) |
| E. | Micelles - lipids coated with bile salts formed in stomachlumen |
2)
The gastrocolic reflex normally:
I. is initiated by swallowing
II. inhibits gastric secretions and motility
III. inhibits the defecation reflex
IV. initiates mass movement in the large intestine
| A. | I, II, III, and IV |
| B. | I, II, and III only |
| C. | IV only |
| D. | II and IV only |
| E. | I and III only |
3)
When a strong acid such as HCl is added to the carbonic acidbuffer system, ________________.
| A. | None of the answers listed are correct |
| B. | the blood plasma pH is reduced |
| C. | carbonic acid is converted into bicarbonate |
| D. | hydrochloric acid is neutralized by sodium hydroxide |
| E. | more carbonic acid is formed |
