Sheila (A Girl) and Brian (A Boy) Are Fraternal Twins

question 32

Multiple Choice

Sheila (a girl) and Brian (a boy) are fraternal twins and are 8 years old. If their development is typical, their parents should expect that they will experience the adolescent growth spurt in which of the following patterns?

• A) Sheila and Brian will both experience the growth spurt at about the same time.
• B) Sheila will experience the growth spurt about 2 years before Brian does.
• C) Sheila will experience the growth spurt about 1 year after Brian does.
• D) Sheila will experience the growth spurt about 2 years after Brian does.

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Definitions:

Bile Duct

A series of thin tubes that move bile from the liver and gallbladder to the small intestine.

Cystic Duct

The duct that connects the gallbladder to the common bile duct, facilitating the flow of bile.

Common Bile Duct

A duct that carries bile from the liver and gallbladder to the duodenum, aiding in digestion.

Gallbladder

The gallbladder is a small, pear-shaped organ located beneath the liver, storing and concentrating bile, a digestive fluid produced by the liver.