Exam 1: Introduction to Physiology and Homeostasis

Which of the following emphasizes mechanism over purpose?

The lungs remove carbon dioxide from the blood plasma.

The plasma surrounds and bathes all of the body's cells.

A lumen is a cavity within a hollow organ or tube.

MATCHING Use the following answer code to indicate which tissue is being identified. -Blood is this tissue type.

Negative feedback operates to maintain a controlled factor in a relatively steady state, whereas positive feedback moves a controlled variable even further from a steady state.

Which of the following factors of the internal environment is not homeostatically maintained?

Indicate whether the following physiological event represents -rapid clotting of blood due to increasing levels of platelet activity at a site of vessel damage

Match the system to the function. -Blood

____________________ are drugs that prevent rejection of transplanted tissues.

Cells eliminate carbon dioxide as a waste product.

This tissue type includes blood and bones.

MATCHING Use the following answer code to indicate which tissue is being identified. -This tissue type is made up of cells specialized in the exchange of materials between the cell and its environment

The digestive system eliminates carbon dioxide from the body.

Tissues are composed of two or more types of cells organized to perform a particular function or functions.

The ____________________ system consists of hormone- secreting and gamete producing tissues

MATCHING Use the following answer code to indicate which tissue is being identified. -The brain is primarily made of this tissue.

Muscle cells produce movement by expanding.

____________________ are composed of two or more types of primary tissue organized to perform a particular function or functions.

The internal environment consists of the ____________________, which is made up of ____________________, the fluid portion of the blood, and ____________________, which surrounds and bathes all cells.