Choose the One Most Appropriate Answer for Each.​

question 54

Multiple Choice

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

• 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:

Vision Problems

Issues related to the ability to see, which can range from mild blurriness to severe impairments affecting daily life.

Neurogenesis

The process of generating new neurons in the brain.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord.

Stem Cells

Undifferentiated cells capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation.