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Assignment 2
Weeks 6-12
| Question | Answer |
|---|---|
| Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: | epimysium |
| The muscle(s) assisting in rotating the arm outward is (are) the: | teres minor, latissimus dorsi, supraspinatus |
| The lymphatic system, like the circulatory system, is a closed circuit. | false |
| Nerves that contain mostly afferent fibers are called ____ nerves. | sensory |
| How many pairs of spinal nerves are connected to the spinal cord? | 31 |
| Formation of the cerebrospinal fluid occurs in the | choroid plexus |
| The basilar membrane supports the | spinal organ |
| Which of the following is not part of the flow of taste sensation along the gustatory pathway to the cerebral cortex? | hypothalmic appetite centers |
| The hormone produced by the heart | increases the excretion of sodium in the urine |
| Which two factors promote the return of venous blood to the heart? | blood-pumping action of respirations and skeletal muscle contractions |
| The molecule that makes up 95% of the dry weight of each red blood cell and is responsible for the red pigment is | hemoglobin |
| All of the following are granulocytes except | lymphocytes |
| Which substance can destroy pathogens by lowering the pH to a level at which they cannot function? | hydrochloric acid |
| Interferon inhibits the spread of: | viruses, cancer |
| The trachea divides at its lower end into two | primary bronchi |
| Which organ consists largely of cartilages that are attatched to one another and to surrounding the structures by muscles or fibrous and elastic tissue components? | larynx |