Chapter 1 The Human Body

chemical produced by glands of the endocrine system

The endocrine system removes waste products from the body.

substance gotten from food that is needed by body cells

The ______ is the structure in a cell that contains information that controls a cell's function

Which of the following is NOT a stimulus?

High levels and long periods of stress can increase a person's risk of many diseases.

The circulatory system works with the __________ system to get nutrients to all the body cells.

The eyes help the body keep its balance

the place where two bones meet

The nervous system tells your ___________ when to act

The least complex level of organization of the human body is a(n) cell.

The control center of a cell is the

Another name for the circulatory system is the ______________ system.

A tissue that has the ability to contract is 

process by which nutrients move into the bloodstream

Which of the following is NOT true about connective tissue?

signal in the environment that causes the body to react

As one moves from tissues to organs, the levels become less complex.

The inside of the digestive system is lined with ____________ tissue.

the body's reaction to a signal in the environment

The muscles attached to bones that provide the force to move the bones are 

Under what circumstances would your endocrine system release adrenaline?

Your body systems work together to maintain internal conditions or _________________.

A(n) ________ is the basic unit of structure and function in a living thing.

Guards against infection and injury; helps regulate body temperature

Regardless of external conditions or activities, the body's internal temperature exactly 37^oC^.

The condition in which the body's internal environment is kept stable is called 

Each organ in the body is part of a(n) organ system performing a major function.

The gas cells need in order to release energy from sugar molecules is 

Thirst is the body's response to the need for energy.

_________ tissue provides support for the body and connects all its parts.

What is the body's response to the stimulus of getting overheated?

all the bones in the body

endocrine system structure that produces chemicals that affect body processes 

________ tissues makes up the organs that send messages to control the body

A group of similar cells performing the same function is a(n) organ.

_______ tissue makes up organs that are able to contract, or shorten.

Which of the following is NOT a good way to manage stress?

The skin is made up of nervous tissue

Skin, ears and kidneys are examples of

The endocrine system includes specialized cells that help fight bacteria and viruses.

The condensation of sweat from body surfaces cools the body.

The two systems that control body functions are the