Homeostasis

The sum of all chemical reactions that occur in the body is known as 

•  growth
• metabolism
•  responsiveness
• differentiation

An organ is defined as a structure that has a specific structure and is composed on two or more different types of:

• systems
• cells
• membranes
•  tissues

Which of the following best defines tissue?

•  a group of cells and the surrounding materials that work together to perform a particular function
• a group of related organs with a common function
• the basic structural and functional unit of an organism
• the membranes that cover organs 

Which of the following correctly lists the levels of organization from least complex to most complex?

• cellular, tissue, chemical system, organ, organism
• tissue, cellular, chemical, organ, system, organism 
• chemical, tissue, cellular, system, organ, organism
• chemical, cellular, tissue, organ, system, organism 

Which of the following is classified as a monosaccharide?

• lactose 
• glucose 
• sucrose 
• glycogen 

Which of the following statements best describes homeostasis?

• Maintaining a near-constant internal environment
• Dynamic equilibrium
• Altering the external environment to accommodate the body's needs
• Keeping the body in a fixed and unaltered state

Which hormone regulate the amount of glucose in the blood?

• Pepsin
• Glycine
• Insulin
• Trypsin

Water diffusing with the concentration gradient from high water concentration to low water concentration across a cell membrane is....

• Facilitated Diffusion
• Simple Diffusion
• Active Transport
• Osmosis

Which is the largest structure?

• Cells
• Tissue
• Organ
• Organism

If the environment gets cold, we will often shiver in order to:

• keep body temperature the same as the external temperature
• decrease body temperature
• increase body temperature
• regulate blood pressure