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Study Guide Anatomy
Week 6-12
| Question | Answer |
|---|---|
| The sensory cranial nerves include only the: | olfactory, optic, and vestibulocochlear. |
| The peripheral nervous system includes: | only cranial nerves, spinal nerves, and their branches. |
| If you were to damage some of the preganglionic fibers that enter the celiac ganglion, what effect would this have on sympathetic stimulation? | Hormones secreted by the adrenal medulla may not reach the various sympathetic effectors, thus delaying the effects of sympathetic stimulation. |
| Which is not true about sympathetic postganglionic neurons? | They produce acetylcholine. |
| Pancreatic cell type that produces insulin. | beta cells |
| The anatomical stalk of the pituitary is also known as | infundibulum. |
| Endolymph is made | in the stria vascularis. |
| Which of the following minerals is essential for the formation of thyroid hormone? | iodine |
| Which of the following areas has the highest concentration of cones? | the fovea centralis |
| Class of hormones secreted during chronic stress that depress immune function. | glucocorticoids |
| The four structures that compose the conduction system of the heart are the | SA node, AV node, AV bundle, and Purkinje fibers. |
| The brachiocephalic vein drains blood from the | head, neck, and upper extremity. |
| The normal cardiac impulse that initiates mechanical contraction of the heart arises in the | SA node. |
| 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 |
| Pyrogen molecules trigger the fever response by promoting the production of | prostaglandins. |
| Which of these substances operate(s) immune mechanisms? | sebum mucus enzymes hydrochloric acid in gastric mucosa |
| Which antibody is synthesized by immature B cells and then inserted into their plasma membranes? | immunoglobulin M |
| Each cortical nodule is composed of packed lymphocytes that surround a less dense area called a | germinal center. |
| Lymphocytes that kill many types of tumor cells and cells infected by different kinds of viruses are known as | natural killer cells. |
| Chemotaxis is the process by which a cell navigates toward the source of the chemotactic factor by way of | detecting and then moving toward higher concentrations of the factor. |
| Which organ has several functions, including defense, hematopoiesis, red blood cell and platelet destruction, and blood reservoir? | Spleen |
| Molecules formed by the reactions of the complement cascade assemble themselves on the enemy cell’s surface, which results in | cytolysis. |
| Which of the following lists the correct sequence of air as it passes through the nose into the pharynx? | Anterior nares vestibule inferior, middle, and superior meatus posterior nares |
| The upper respiratory tract includes all of the following structures except the: | larynx. oropharynx. nasopharynx. NOT trachea. |
| Paranasal sinuses are normally filled with: | air. |
| The external openings to the nasal cavities can be referred to as: | nostrils. anterior nares. external nares. |
Created by:
Taysue
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