Gallbladder Contraction Is Stimulated by

question 1

Multiple Choice

Gallbladder contraction is stimulated by

• A) cholecystokinin
• B) secretin
• C) gastrin
• D) sympathetic nerve impulses
• E) epinephrine

---

Definitions:

Cephalopods

Cephalopods are a class of mollusks that includes squid, octopuses, and cuttlefish, known for their advanced nervous systems, highly developed eyesight, and ability to change color and texture.

Annelids

A phylum of invertebrate worms characterized by segmented bodies and often found in wet environments.

Hemoglobin

A protein found in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.

Oxygen-Transporting Pigment

Molecules, such as hemoglobin in vertebrates, responsible for carrying oxygen from the respiratory organs to the rest of the body.