Choose the One Most Appropriate Answer for Each.​

question 102

Multiple Choice

Choose the one most appropriate answer for each.​
-epididymis​

• A)​acts to trigger ovulation in females
• B)​structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct
• C)​forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder
• D)​a drug that causes severely deformed arms and legs in developing embryos
• E)​two of these connect seminiferous tubules with vasa deferentia
• F)​opening between uterus and vagina
• G)​organ that supplies the embryo/fetus with nutrients and removes wastes
• H)​connects epididymis with ejaculatory duct
• I)​hormones that stimulate uterine contractions in the female
• J)​cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes
• K)​inner cell mass plus trophoblast; attaches to uterine wall
• L)​testosterone secreting cells in the testis
• M)​sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males
• N)​the uterine lining
• O)​stimulates maturation of an ovarian follicle

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Definitions:

Benthic Zone

The ecological region at the lowest level of a body of water, including the sediment surface and some sub-surface layers.

Canadian Lake

A lake located in Canada. The term can refer to any of the thousands of lakes within the Canadian territory known for their natural beauty and ecological significance.

Summer

One of the four temperate seasons, characterized by the warmest temperatures of the year, typically occurring between spring and autumn.

Winter

The coldest season of the year, occurring between autumn and spring, characterized by lower temperatures and shorter days.