More than one sperm is prevented from fertilizing an egg by all of the following mechanisms except:

A. Opening sodium channels in the plasma membrane causes a change in the electrical charge of the membrane.
B. Secretion of material from cortical granules pushes sperm away from the already fertilized egg.
C. A slow block to polyspermy occurs.
D. A fast block to polyspermy occurs.
E. Meiosis II is completed by the egg.


E. Meiosis II is completed by the egg.

Anatomy & Physiology

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An abnormal side-to-side curve in the vertebral column is called ________

A) Kyphosis B) Lordosis C) Scoliosis D) Convexities

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Which of the following is NOT stimulated by cortisol during stress?

A. Decreased sensitivity to insulin B. Protein catabolism C. Glucose uptake into muscle cells D. Gluconeogenesis E. Triglyceride catabolism in adipose cells

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Eicosanoids do not include ________.

A) paracrines B) leukotrienes C) hydrocortisones D) prostaglandins

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The ____________________ extracts cholesterol from the blood and converts it into ____________________, which are secreted into the bile

Fill in the blank(s) with correct word

Anatomy & Physiology