What is the function of fontanels?
A. They enable one to see a baby's heartbeat.
B. They provide stability as the baby passes through the birth canal.
C. They enable the brain to grow during infancy and childhood.
D. They provide space for blood vessels to enter the brain.
E. They make an infant more vulnerable so that it requires care from adults.
C. They enable the brain to grow during infancy and childhood.
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At the point of ovulation, the egg is a
A. zygote. B. primary oocyte. C. secondary oocyte. D. corpus albicans. E. diploid ovum.
All of the following combining forms refer to a bone in the hip except which one?
A. ili/o B. condyl/o C. pub/o D. ischi/o
Which of the following statements is false or incorrect?
A) Cardiac muscle contracts when stimulated by its own autorhythmic muscle cells. B) Under normal resting conditions, cardiac muscle tissue contracts and relaxes about 75 times per minute. C) Cardiac muscle fibers depend mostly on anaerobic cellular respiration to generate ATP. D) Cardiac muscle fibers can use lactic acid to make ATP.
How would an elevated level of thyroid hormone in the body affect skeletal muscles?
A) It would stimulate atrophy. B) It would stimulate hypertrophy. C) It would stimulate metabolism. D) It would decrease heat production by muscle tissue. E) It would cause an increase in muscle mass.