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Week 6-12
| Question | Answer |
|---|---|
| Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: | perimysium. |
| Muscles located on the lower leg move the: | Foot |
| The covering of individual muscle fibers is the: | endomysium. |
| Muscles that contract at the same time as the prime mover are called: | synergists and fixators Or both A and B |
| Astrocytes attach to: | neurons and blood vessels. Or both A and C |
| Interneurons reside in the: | CNS only. |
| The main divisions of the central nervous system are the: | brain and spinal cord. |
| The pyramids are formed in the: | medulla. |
| The brain has _____ major divisions. | six |
| Which plexus contains nerves that innervate the lower part of the shoulder and the entire arm? | Brachial |
| Sensory neurons can operate in autonomic reflex arcs. | True |
| The cranial nerve that arises from the spinal cord is the: | accessory. |
| Region of the hypophysis that contains secretory endocrine cells derived from the oral ectoderm. | adenohypophysis |
| 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. |
| From which vessels do myocardial cells receive blood? | coronary arteries |
| Which division of the autonomic nervous system sends fibers to the heart? | sympathetic and parasympathetic or both A and B |
| During pregnancy, what happens to the oxygenated blood returned from the placenta via the umbilical vein? | It flows into the inferior vena cava |
| The type of membranous tissue that lines the heart and blood vessels is the | endothelium. |
| The functions of the lymph nodes are | defense and hematopoiesis. |
| Lymphocytes that kill many types of tumor cells and cells infected by different kinds of viruses are known as | natural killer cells |
| The ingestion and destruction of microorganisms or other small particles is called | phagocytosis. |
| The body’s defense mechanisms can be organized into one of two major categories of immune mechanisms; these are | innate and adaptive immunity. |
| Olfactory epithelium is found: | covering the superior turbinate. |