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Melina Preciado
Weeks 6-12
| Question | Answer |
|---|---|
| True or False: In the human nervous system there are almost equal numbers of glia cells and neurons. | True |
| Dendrites conduct impulses _____ cell bodies. | toward |
| What are the two efferent pathways of the autonomic nervous system divisions. | parasympathetic and sympathetic |
| Which is true about Neurons: -they have complete regeneration capacity. -they have no regeneration capacity. -they have very limited capacity to repair themselves. | they have very limited capacity to repair themselves. |
| How many major divisions does the brain have | 6 |
| What is the inner protective covering of the brain called | the meninges. |
| How many pairs of spinal nerves are connected to the spinal cord? | 31 |
| Where are receptors for hearing located in | cochlear duct. |
| After blood leaves the lungs and returns to the heart, it enters the | Left Atrium |
| The structure referred to as the pacemaker of the heart is(are) the: | SA node. |
| What is a normal ECG composed of | -P wave. -QRS complex. -T wave. |
| Atria are often called _____ because they receive blood from vessels called veins. | receiving chambers |
| About half of the lymph flowing through the thoracic duct comes from the: | Liver and small intestine |
| True or False: The lymphatic system, like the circulatory system, is a closed circuit. | False |
| The primary organ of the lymphatic system is the | Thymus |
| what two parts can the respiratory system be divided into | Upper respiratory tract and lower respiratory tract |
| The more common name for the pharynx is the: | throat. |
| What is the total number of lobes in both lungs: | 5 |