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Stack 2
Anatomy 6-12
| Question | Answer |
|---|---|
| Which of the following is not a posterior muscle that acts on the shoulder girdle? | Pectoralis minor |
| Skeletal muscles constitute approximately ____ of our body weight. | 50% |
| When an athlete injures a muscle of the hamstring group, the injury is on the: | posterior thigh |
| 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 |
| Regeneration of nerve fibers will take place only if the cell body is intact and the fibers have: | a neurilemma. |
| Interneurons reside in the: | CNS only |
| One of the components of the blood-brain barrier is: | astrocytes. |
| Gray matter in the brain and spinal cord consists primarily of: | cell bodies |
| Multipolar neurons have: | multiple dendrites and one axon |
| Which plexus contains nerves that innervate the lower part of the shoulder and the entire arm? | Brachial |
| A patient complains of numbness in the skin of the buttocks and the posterior surface of the thigh and leg. The spinal nerve or peripheral branch most likely involved with this condition is the _____ plexus. | coccygeal |
| Parasympathetic neuron cell bodies are located in: | nuclei of the brainstem and the lateral gray columns of the sacral cord |
| Nerve fibers of the spinothalamic tract are: | sensory |
| 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 |
| Which part of the vertebral column has one more pair of nerves coming from it than it has vertebrae | Cervical |
| Melanin-containing layer of the eye's vascular tunic | choroid |
| The nerve carrying taste information from the anterior two-thirds of the tongue is the | facial. |
| Pyramid-shaped gland consisting of neural crest-derived cells and endocrine secretory cells. | adrenal gland |
| Region of the hypophysis that contains secretory endocrine cells derived from the oral ectoderm | adenohypophysis |
| Which of the following is not part of the flow of taste sensation along the gustatory pathway to the cerebral cortex | hypothalamic appetite centers |
| Endocrine gland of the thorax that is also important in immune function. | thymus gland |
| Fluid filling the posterior segment of the eye | vitreous humor |
| The four structures that compose the conduction system of the heart are the | SA node, AV node, AV bundle, and Purkinje fibers. |
| The type of membranous tissue that lines the heart and blood vessels is the | endothelium |
| Paranasal sinuses are normally filled with: | air |
| The hollow nasal cavity is separated by a midline partition called the | setum |
| The largest of the paranasal sinuses is the | maxillary |
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Mindra1214
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