click below
click below
Normal Size Small Size show me how
Faith Reihing
Physiology week 7-13
| Question | Answer |
|---|---|
| A synapse consists of: | a synaptic knob. a synaptic cleft. the plasma membrane of a postsynaptic neuron. |
| Serotonin is an example of a(n): | amine neurotransmitter. |
| Sympathetic responses generally have widespread effects on the body because: | preganglionic fibers synapse with several postsynaptic fibers. |
| Which of the following is not true of the knee jerk reflex? | It is a flexor reflex. |
| The functions of the lymph nodes are | defense and hematopoiesis. |
| Recognition of antigens by antibodies occurs when an | antigen’s epitopes fit into and bind to an antigen molecule’s antigen-binding site. |
| Which of the following constitutes total lung volume? | Residual volume and vital capacity |
| During inspiration, the expansion of the lungs causes: | a decrease in alveolar pressure. |
| Which of the following is not true of enzymes? | They change chemically and are in the end products of the reaction. |
| The intestinal hormone cholecystokinin: | -causes the pancreas to increase exocrine secretions high in enzyme content. -opposes the influence of gastrin on gastric parietal cells. - stimulates the contraction of the gallbladder. |