Fertilization can only occur
A. when a sperm cell penetrates a secondary oocyte.
B. when there is no menstrual flow.
C. if orgasms occur in both the male and female.
D. after oxytocin is released from the hypothalamus.
E. on day 14 of the cycle.
Answer: A
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The anatomical left and right lobes of the liver are separated on the diaphragmatic surface of the liver by which of the following structures?
(A) fissure for the round ligament of the liver (B) fissure for the ligamentum venosum (C) falciform ligament (D) porta hepatis (E) lesser omentum
This connective tissue is made of hard calcified matrix and stores calcium and other minerals
A) bone (osseous tissue) B) dense irregular C) hyaline cartilage D) elastic cartilage
An increase in body temperature causes
A. sweating. B. an increase in melanin production. C. an increase in keratinization of the skin. D. arterioles in the dermis to constrict. E. arrector pili muscles to contract.