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Patricia Torres
week 7 - 13
| Question | Answer |
|---|---|
| Which membrane receptor acts to directly change ion permeability when stimulated? | Gated-channel receptor |
| In a myelinated neuron, the impulse can travel under the myelin between nodes of Ranvier. | True |
| Danielle has sustained an injury that has reduced her ability to complete simple tasks such as lifting a pencil, manipulating eating utensils, and brushing her hair. The injury has affected the _____ motor pathways _____ the central nervous system (CNS). | voluntary; outside |
| Parasympathetic stimulation has no effect on any of the following areas except: | sweat glands. |
| Movement of hair cells in the organ of Corti against the _____ membrane can stimulate nerve impulse condition. | tectorial |
| The production of thyroid hormone is stimulated by another hormone from the: | anterior pituitary. |
| The vagus is said to act as a “brake” on the heart. This situation is called | vagal inhibition. |
| Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: | hematopoietic stem cells. |
| Which protein interferes with the ability of viruses to cause disease? | interferon |
| _______ is the only antibody class with the ability to cross the placental barrier, providing passive immunity to the developing fetus during pregnancy. | IgG. |
| External respiration can be defined as: | the exchange of gases between the lung and the blood capillaries in the lung and pulmonary ventilation. |
| Ciliated cells lining the respiratory tract: | help move the mucus blanket toward the pharynx. |
| An end product of fat digestion is: | glycerol. |