You taste a sauce with the "tip of your tongue". These taste sensations would be carried via the _____ cranial nerve
A. facial (VII)
B. vagus (X)
C. trigeminal (V)
D. glossopharyngeal (IX)
E. hypoglossal (XII)
A
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If a graded potential on a dendrite results in a 5mV depolarization, the depolarization at the axon hillock of the axon might be less than 5mV.
Answer the following statement true (T) or false (F)
Answer the following statements true (T) or false (F)
1. Of the 180 liters of water filtered out of the blood every day, about 150 liters are reabsorbed. 2. In a healthy kidney, almost no glucose is lost in the urine. 3. Glycosuria is symptomatic of diabetes mellitus. 4. Sodium ions are returned to the blood primarily by active transport. 5. Secretion moves hydrogen ions from the filtrate to the blood whereas active transport moves hydrogen ions from the blood to the filtrate.
Fixed acid is regulated by the ________ through the absorption and elimination of ________.
A. kidney; bicarbonate and H+ B. kidney; carbonic acid C. respiratory system; carbonic acid D. respiratory system; bicarbonate and H+
If the following hypothetical conditions exist in the nephron, calculate the net filtration pressure.Glomerular capillary pressure = 80 mmHgBlood colloid osmotic pressure = 20 mmHgCapsular hydrostatic pressure = 10 mmHg
A. 90 mmHg B. 30 mmHg C. 20 mmHg D. 50 mmHg E. 110 mmHg