Saliva has a pH of 7.7; arterial blood has a pH of 7.45. That means:
a. arterial blood is more alkaline than saliva
b. arterial blood is more acid than saliva
c. saliva has more hydrogen ions than arterial blood
d. both A and C above
b. arterial blood is more acid than saliva
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The parasympathetic division of the ANS is also called the craniosacral division
Indicate whether this statement is true or false.
The gluteus medius muscle is located ________ and performs ________ of the hip joint.
Fill in the blank(s) with the appropriate word(s).
In aquatic vertebrates, gustation always involves detecting sensations involved with
A) Predators. B) Potential mates. C) Food. D) All of the above
If a blood cell is placed in a hypertonic solution:
a. water will enter the cell b. water will leave the cell c. it will crenate d. both B and C above