Human Anatomy and Physiology Quiz-1

Anatomy is best defined as:

• Study of body functions

• Study of body structures and their relationships

• Study of diseases

• Study of chemical reactions in the body

Which branch of anatomy focuses on the study of hormones?

• Histology

• Hormesis

• Endocrinology

• Otology

The smallest structural and functional unit of life is

Which level of organization consists of related organs working together?

• Cellular level

• Tissue level

• Organ level

• System level

Homeostasis refers to:

• Breakdown of large molecules

• Maintenance of stable internal conditions

• Rapid cell division

• Elimination of wastes

Which of the following is a component of a feedback system that receives output and produces a response?

• Receptor

• Effector

• Control center

• Stimulus

Which cell organelle is known as the "powerhouse" of the cell?

• Ribosome

• Nucleus

• Mitochondria

• Endoplasmic reticulum

Which type of membrane transport requires ATP energy?

• Simple diffusion

• Osmosis

• Active transport

• Facilitated diffusion

In which process do substances move from a region of higher concentration to lower concentration without energy use?

• Active transport

• Osmosis

• Simple diffusion

• Endocytosis

Which organelle modifies, sorts, and packages proteins?

• Golgi complex

• Lysosome

• Nucleolus

• Centrosome