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Physiology
weeks 7-14
| Question | Answer |
|---|---|
| Which chemicals allow neurons to communicate with one another? | neurotransmitters |
| If the ventral nerve root of a spinal nerve were destroyed, a person would lose _____ related to that pathway. | willed movement |
| Nerve impulses over the _____ nerve cause increased peristalsis and decreased heart rate. | vagus |
| When the right cornea senses a tactile stimulus, what happens to the left eye? | blinks |
| The type of cells that secrete ACTH are: | corticotrophs |
| Hematocrit | is used to determine the volume percentage of red blood cells in whole blood |
| The physiological mechanism that dissolves clots is known as | fibrinolysis |
| Adaptive immunity, part of the body’s third line of defense, is orchestrated by two different classes of a type of white blood cell called the | lymphocyte |
| IgG | is the only antibody class with the ability to cross the placental barrier, providing passive immunity to the developing fetus during pregnancy. |
| The tendency of the thorax and lungs to return to the preinspiration volume is called: | elastic recoil |
| The approximate partial pressure of oxygen at standard atmospheric pressure is about _____ mm Hg. | 160 |