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The study of cells is called


The study of tissues is called


The study of specific organ function is called

System Physiology

The branch of physiology that studies functions modified by disease is called


Support, protection of soft tissues, mineral storage, and blood formation are functions of which system?


Locomotion, support of internal organs, and heat production are the functions of which system?


The internal transport of blood and dissolved substances is the function of the

Cardiovascular system

The kidneys and urinary bladder are components of the

Urinary System

The pituitary and thyroid glands are component of the

Endocrine System

Defense against infection and disease is a function of the

Lymphatic System

Skin, hair, and nails are associated with the

Integumentary System

The maintenance of a relatively constant internal environment in an organism is termed


Levels of organization in the human body

Molecule, Cell, Tissue, Organ, Organ System, Organism

When body temp rises, a center in the brain initiates physiological changes to decrease the body temp. This regulation mechanism is an example of

Negative Feedback

The increasingly forceful labor contractions that lead to childbirth are an example of this type of mechanism

Positive feedback

Which tissue is most radio-dense?


Cells are considered the smallest units of life because

Cells are composed or organelles, each of which is responsible for a particular "life-giving" function

A chemical imbalance in a heart muscle cell can cause the heart to cease pumping blood, which in turn will cause other tissues and organs to cease functioning. This observation supports the view that

All levels of organization are interdependent

A rise in estrogen during the menstrual cycle increases the number of progesterone receptors in the uterus, this is an example of

Positive feedback

In dealing with physiology, function is related to its


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