The Gallbladder Is Stimulated to Contract and Release Bile By

question 19

Multiple Choice

The gallbladder is stimulated to contract and release bile by:

• A) glucose-dependent insulinotropic peptide.
• B) the cholecystokinin mechanism.
• C) high serum triglyceride levels.
• D) secretion of pancreatic enzymes.

Describe the modes of reproduction among different marine invertebrates.

Explain the significance of collar cells in sponge physiology and ecology.

Understand the diversity and characteristic features of cnidarians.

Differentiate between the various phyla of marine invertebrates based on their anatomical and physiological traits.

---

Definitions:

Concrete Operations

A stage in cognitive development, according to Piaget, where children gain the ability to think logically about concrete events.

Preoperational Thought

A stage in cognitive development, according to Jean Piaget, where children aged 2-7 years are capable of using symbols and language but do not yet understand concrete logic.

Fluid Intelligence

Our ability to reason speedily and abstractly; tends to decrease during late adulthood.

Critical Period

A critical period is a specific time in an organism's development when it is particularly sensitive to environmental stimuli, and the absence of certain experiences can lead to irreversible consequences.