click below
click below
Normal Size Small Size show me how
Claudia Vazquez
Anatomy Weeks 6-12
| Question | Answer |
|---|---|
| The muscle(s) assisting in rotating the arm outward is (are) the: | teres minor. |
| Which of the following statements about the muscles of the thorax is incorrect? | When the diaphragm contracts, it decreases the volume of the thoracic cavity and expels air from the lungs. |
| The soleus muscle is an example of a _____ muscle. | pennate |
| The latissimus dorsi muscle is an example of a _____ muscle. | spiral |
| Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: | perimysium. |
| The largest and most numerous types of neuroglia are the: | astrocytes. |
| Regeneration of nerve fibers will take place only if the cell body is intact and the fibers have: | a neurilemma. |
| The spinal tract is located on the side of the cord, originates in the brain, and terminates in the spinal cord in the _____ tract. | lateral corticospinal |
| All of the following are characteristics of sympathetic preganglionic neurons except: | they have long fibers from CNS to ganglion. |
| Which of the following is not true of the lateral corticospinal tract fibers? | Most inhibit the lower motor neuron. |
| Cerebrospinal fluid circulates through the ventricles, into the central canal, and _____, and is absorbed back into the blood. | subarachnoid space |
| Which of the following statements does not correctly describe the spiral organ of Corti? | The tectorial membrane bends with vibrations, whereas the basilar membrane is rigid and fixed. |
| Which of the following is not part of the flow of taste sensation along the gustatory pathway to the cerebral cortex? | hypothalamic appetite centers |
| Transparent structure of the eye containing regularly aligned collagen fibers. | cornea |
| The hormone produced by the heart | increases the excretion of sodium in the urine. |
| The free edges of the atrioventricular valves are anchored to the | ventricles. |
| The structural components of the circulatory system include the: | heart and blood vessels. |
| In _____, blood moves from veins to other veins or arteries to other arteries without passing through an intervening capillary network. | vascular anastomoses |