Changes in the size of the uterus during pregnancy are due to
A. hypertrophy but not hyperplasia.
B. hyperplasia but not hypertrophy.
C. both hypertrophy and hyperplasia.
C
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Sabrina's resting heart rate is 80 beats per minute, and her resting stroke volume is 50 mL per beat. What is her cardiac output? When she exercises, her heart rate increases to 100 beats per minute and her stroke volume increases to 55 mL per beat. What happens to her cardiac output? What is the advantage of the lower relative increase in stroke volume?
What will be an ideal response?
The overall function of the extrinsic eye muscles is ______.
A. adjusting the eye shape for vision B. moving the eye around in the orbit C. opening and closing of eye D. changing the size of the pupil
Immunogenicity is the ability of an antigen to provoke an immune response.
a. true b. false
The diaphysis of a long bone is covered by ________
A) articular cartilage B) periosteum C) endosteum D) perforating fibers