What is the acrosomal reaction?
A. The activation of enzymes for action on the surface of the oocyte
B. The release of ADP from the mitochondria on the midpiece
C. The release of prostatic fluid to produce the semen
D. The formation of the acrosome in the epididymis
Answer: A
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A low count of which of the white blood cells shown in the figure may indicate pregnancy, ovulation, or hyperthyroidism?
a) A b) B c) C d) D e) E
Long term blockage of the scleral venous sinus can induce ________.
A. macular degeneration B. detached retina C. glaucoma D. cataracts
A person who has symptoms of paleness and chronic fatigue is suspected of having anemia. To investigate this suspicion further, it would be most helpful to measure ________
A) differential WBC count B) total WBC count C) hematocrit
Which of the following is the region of the thoracic cavity where the heart is located?
a. Mediastinum b. Hypogastric region c. Pleura d. Pericardial region