click below
click below
Normal Size Small Size show me how
ANAT 6-12
| Question | Answer |
|---|---|
| 1.)The latissimus dorsi muscle is an example of a _____ muscle. | SPIRAL |
| 2.The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Which of the following is true? | The knee is acting like a fulcrum , 1st class lever |
| 3.Neurons in the CNS have less chance of regenerating for all of the following reasons except: | microglia lay down scar tissue. |
| 4.The largest and most numerous types of neuroglia are the: | astrocytes |
| 5.Cerebrospinal fluid is found in all of the following except the: | subdural space |
| 6.Small branches from the cervical plexus join which two cranial nerves? | hypoglossal and accessory |
| 7.The peripheral nervous system includes: | only cranial nerves, spinal nerves, and their branches. |
| 8.Some parasympathetic postganglionic neurons have their cell bodies in nuclei in the brainstem. | false |
| 9.Visceral effectors are innervated by sympathetic fibers. | true |
| 10.Which of the following minerals is essential for the formation of thyroid hormone | iodine |
| 11.Region of the hypophysis that contains secretory endocrine cells derived from the oral ectoderm. | adenohypophysis |
| 12.Gel-like structure embedded with the tips of cochlear hair cells | tectorial membrane |
| 13. During fetal circulation, what opening in the septum, between the right and left atria, directs most of the blood so that it bypasses the fetal lungs? | foramen ovale |
| 14. The structure referred to as the pacemaker of the heart is(are) the: | SA node |
| 15.A decrease in the amount of white blood cells is called | leukopenia |
| 16.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 |
| 17.)Anatomically, how does the right bronchus differ from the left bronchus, and what effect might this have on the aspiration of objects? | The right bronchus is slightly larger and more vertical than the left. This anatomical fact helps explain why aspirated foreign objects frequently lodge in the right bronchus. |
| 18. The upper respiratory tract includes all of the following structures except the: | trachea |
| 19.The approximate length of the trachea, or windpipe, is _____ cm. | 11 |
| 20.The respiratory portion of the nasal passage is lined with a mucous membrane made up of _____ epithelium. | pseudostratified columnar |