Choose the One Most Appropriate Answer for Each.​

question 2

Multiple Choice

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

• 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:

Volcanic Dome Collapse

The event where a volcanic dome, formed by the slow extrusion of viscous lava from a volcano, collapses, potentially leading to explosive eruptions.

Mudflow Deposits

Sediments left behind by rapid flows of mud, often triggered by heavy rain or volcanic eruptions, that contain a mix of water and fine materials.

Pyroclastic Flow

A fast-moving current of hot gas and volcanic materials (lava blocks, pumice, ash) that flows down from a volcano during an explosive eruption.

High-Viscosity

A physical property indicating a fluid's resistance to flow, with higher values meaning greater resistance.