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Maricely Gutierrez
Physiology Week 7-13
Question | Answer |
---|---|
The difference in electrical charge between the inside and outside of a membrane is called the membrane potential | True |
A membrane that exhibits a membrane potential is said to be | polarized |
Which of the following statements about amino acid neurotransmitters is incorrect? | They are all inhibitory neurotransmitters |
Cerebrospinal fluid is formed by filtration of blood in the: | choroid plexuses |
What goes wrong in the function of insulin in type 2 diabetes? | the cells don't respond to insulin like they should |
Which ear structures are responsible for the amplification and transfer of sound from the external ear to the inner ear? | The ossicles |
Based on the animation, where do frequencies—from high to low pitches—cause activity in the hair cells within the cochlear duct? | the apex of the cochlea, between the base and the apex of the cochlea |
If movement of a visual stimulus is leftward in one eye and rightward in the opposite eye, the brain interprets this as movement toward from the face along the midline. Which eye is visualizing leftward stimulus? | right eye |
Which is not true of the hormone somatostatin? | It stimulates the secretion of insulin |
Accommodation for near vision necessitates | an increase in the curvature of the lens, constriction of the pupils, convergence of the two eyes. |
The process of red cells are production in the marrow of certain bones is referred to as | Erythropoiesis |
An increase in carbon dioxide in the blood causes | a drop in pH in the blood |
During inspiration, as the size of the thorax increases, the | intrapleural and alveolar pressures decrease |
Stimulation of gastric juice secretion occurs in all of the following phases except the _____ phase. | digestive |
What percentage of this blood flow comes from the hepatic portal system? | 80% |