Wilma's plasma pH is 7.2. Which of the following indicates that the body is attempting to compensate and return the body pH to normal?
A. An increase in respiration rate
B. No change in respiration rate
C. A decrease in respiration rate
Answer: A
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At the knee, a bone called the ________ is embedded within the tendon of the quadriceps femoris muscle.
Fill in the blank(s) with the appropriate word(s).
Which of the following is the most important role of meiosis in sexual reproduction?
A) It reduces the size of the gametes. B) It ensures that each daughter cell doubles the number of chromosomes. C) It changes the genetic composition of each chromosome. D) It prevents the chromosome number from doubling in each generation. E) It produces at least one gamete that is mobile.
The cochlea of each ear contains about 16,000 hair cells. Even though they are in the minority, it is the ____________ hair cells that are principally responsible for transducing sound waves into what we perceive as sound sensations
a. outer b. inner c. utricular d. saccular e. ampullar
The class of glycoproteins which bind to components in the extracellular matrix, thereby acting as adhesion molecules between cells and the matrix are called ________.
A. glycocalyces B. desmosomes C. aquaporins D. integrins