Which of the following events occurs in both the G1 and the G2 phases?
A. Cytokinesis
B. Mitosis
C. Spindle apparatus formation
D. Cell growth
E. DNA replication
Answer: D
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How many bones make up the skull? (Note: Be sure your answer is a numeral, e.g. "5" vs "five").
Fill in the blank(s) with the appropriate word(s).
Which fetal structure carries blood from the pulmonary trunk to the aorta?
A. Truncus arteriosus B. Ductus arteriosus C. Bulbus cordis D. Sinus venosus E. Foramen ovale
The pelvic diaphragm supports the pelvic viscera.
Answer the following statement true (T) or false (F)
What happens when the diaphragm contracts?
A. The size of the thoracic cavity decreases and air flows into the lungs. B. The size of the thoracic cavity decreases and air pressure in the thorax drops. C. The size of the thoracic cavity increases and air flows out of the lungs. D. The size of the thoracic cavity increases and air pressure in the thorax increases. E. The size of the thoracic cavity increases and air flows into the lungs.