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Diana Campodonico
Anatomy Week 13 Assignment
| Question | Answer |
|---|---|
| Interneurons reside in the: | CNS only. |
| Along a neuron, the correct pathway for impulse conduction is: | dendrite, cell body, and axon. |
| A neuron that transmits a nerve impulse toward the central nervous system is called a(n): | sensory neuron. |
| In the human nervous system: | there are almost equal numbers of glia cells and neurons. |
| The lymphatic system, like the circulatory system, is a closed circuit. | False |
| The areas specializing in language functions are found in the left cerebral hemisphere in: | about 90% of the population. |
| The pyramids are formed in the: | medulla. |
| Parasympathetic neuron cell bodies are located in: | nuclei of the brainstem and the lateral gray columns of the sacral cord. |
| Which plexus contains nerves that innervate the lower part of the shoulder and the entire arm? | Brachial |
| The main divisions of the central nervous system are the: | brain and spinal cord. |
| The basilar membrane supports the | spiral organ. |
| Which endocrine gland stores enough of its hormone extracellularly to last several months? | the thyroid |
| The nerve carrying taste information from the anterior two-thirds of the tongue is the | facial. |
| Transparent structure of the eye containing regularly aligned collagen fibers. | cornea |
| Which of the following minerals is essential for the formation of thyroid hormone? | iodine |
| The molecule that makes up 95% of the dry weight of each red blood cell and is responsible for the red pigment is | hemoglobin. |
| Microscopic vessels that carry blood from small arteries to small veins are | capillaries. |
| After blood leaves the lungs and returns to the heart, it enters the | left atrium. |
| The outermost layer of the larger blood vessels is the tunica | adventitia. |
| Which division of the autonomic nervous system sends fibers to the heart? | sympathetic & parasympathetic |
| The bulk of the heart wall is the thick, contractile middle layer called the | myocardium. |
| Renal veins drain blood from the | kidneys. |
| The main difference between the composition of lymph and interstitial fluid and the composition of plasma is the _____ percentage of _____ in lymph and interstitial fluid. | lower; proteins |
| Lymph ducts empty into the circulatory system, draining into the: | subclavian veins. |
| The spleen is located in the _____ region. | left hypochondriac |
| The internal environment of the human body is protected by the _____, which is(are) referred to as the first line of defense. | Skin |
| Hassall corpuscles are part of the: | thymus. |
| Which of the following is not a lymph organ? | Pancreas |
| Which of the following is not an accessory structure of the respiratory system? | Trachea |
| The anatomical division of the pharynx that is located behind the mouth from the soft palate above to the level of the hyoid bone below is called the: | oropharynx. |
| The smallest branches of the bronchial tree are: | bronchioles. |
| The upper respiratory tract includes all of the following structures except the: | trachea. |
| The largest of the paranasal sinuses is the: | maxillary. |
| The respiratory system can be divided into what two parts? | Upper respiratory tract and lower respiratory tract |
| The total number of lobes in both lungs is: | 5 |
| The approximate length of the trachea, or windpipe, is _____ cm. | 11 cm |
| Which of the following is true of the intrinsic muscles of the larynx? | They serve in voice production. |
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Diana Campodonico