click below
click below
Normal Size Small Size show me how
Week 13: Assignment
week 6-12/SCI 220
| Question | Answer |
|---|---|
| This arrangement of muscle fascicles tends to be triangular in shape. The Pectoralis major is an example of a muscle with this type of muscle fascicle arrangement. | convergent |
| A muscle with fascicles that insert into only one side of the tendon is categorized as | unipennate. |
| Which of the following statements about the muscles of the head is incorrect? | The splenius capitis muscle is sometimes called the prayer muscle because it causes the head to bow. |
| Which of the following is not a muscle that moves the foot? | Sartorius |
| The glia cells that help form the blood-brain barrier are the | astrocytes. |
| What term describes the bundles of nerve fibers within the central nervous system? | tracts |
| What structure of the Schwann cell is essential to normal nerve growth and the regeneration of injured nerve fibers? | neurilemma |
| Which of the following is not a structural classification of neurons? | polar |
| Neurons have | very limited capacity to repair themselves. |
| Dendrites conduct impulses _____ cell bodies. | toward |
| The cranial nerve that arises from the spinal cord is the: | accessory. |
| If you were to damage some of the preganglionic fibers that enter the celiac ganglion, what effect would this have on sympathetic stimulation? | Hormones secreted by the adrenal medulla may not reach the various sympathetic effectors, thus delaying the effects of sympathetic stimulation. |
| Largest purely endocrine gland in the body. | thyroid gland |
| Region of the hypophysis that contains secretory endocrine cells derived from the oral ectoderm. | adenohypophysis |
| Which division of the autonomic nervous system sends fibers to the heart? | sympathetic, parasympathetic |
| Which antibody is synthesized by immature B cells and then inserted into their plasma membranes? | immunoglobulin M |
| The vibrissae function as | filters. |