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physiology
weeks 7-13
| Question | Answer |
|---|---|
| Neurotransmitters are released in a synapse and bind to? | Receptors on the postsynaptic neuron. |
| A reflex consists of either a muscle contraction or a? | Glandular secretion. |
| The cerebellum acts with the _____ to produce skilled movement? | Cerebrum |
| Which sphincters function as regulatory valves that reduce the flow of blood through a network of capillaries when they contract and constrict the arterioles? | Precapillary sphincters |
| External respiration can be defined as? | The exchange of gases between the lung and the blood capillaries in the lung & Pulmonary ventilation. |
| Ciliated cells lining the respiratory tract: | Trap and phagocytize microorganism & Help move the mucus blanket toward the pharynx |
| Peristalsis is regulated in part by the intrinsic stretch reflexes. It is also thought to be stimulated by the hormone? | Cholecystokinin (CCK) |
| The sodium cotransport or coupled transport acts to transport sodium ions and glucose molecules _____ the GI lumen. | Passively out of |
| Which of the following is not one of the openings that must be blocked when food moves from the pharynx into the esophagus? | Oropharynx |
| Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: | Hematopoietic stem cells. |