Most endoskeletons are made of

Animals that move by undulation

An animal with radical symmetry and no brain has a(n) ________ with a central ring that controls its body.

Which animal has an endoskeleton and an exoskeleton?

Humans and other animals with backbones are called _________.

All animals react to changes in their _______.

Many animals that live in water use their fins and tails or _______ to move through the water.

A system that transports materials through blood using vessels

The movement of substances from an area of higher concentration to an area of lower concentration

Organs that enable oxygen to diffuse into an animal’s body and carbon dioxide to diffuse out

A system that transports blood and other fluids into open spaces that surround organs in the body

All cells need _____ and _____ to survive.

All animals must take in ______ and eliminate _____ to survive.

The type of system needed to exchange gases and move substances throughout the body depends on an animal’s ______.

Tiny holes on the surface of an organism where oxygen enters the body and carbon dioxide leave the body is called ________.

______ are baglike organs that can fill with air.

After this process, the structures used to move the nutrients throughout the animal’s body depend on the type of circulatory system the animal has.

Some animals store their food here before digesting it.

Animals that do not have teeth but eat hard foods have these structures.

Have no filtering mechanisms in their bodies

Solid waste leaves the body in this form.

Process of breaking down food

Process of removing waste

What is stimuli?

During the winter season, bears, chipmunks, some bat species, and prairie dogs do this

In _______________, behavior is modified so that a response to one stimulus becomes associated with a different stimulus?

Behaviors are ways in which animals maintain __________.

Thinking, reasoning, and solving problems are called ________.

A group of animals of the same species that live and work together in an organized way is a _________.

An animal group arranged by social status is organized by ______.

________ includes defending an area for feeding, mating, or raising young.

Among animals, ________ is used for protection, locating other members of the group, warning others of danger, and finding mates.

A ________ is a chemical produced by one animal to influence the behavior of another animal of the same species.

A developmental process in which the form of an animal’s body changes as the animals grows from an egg to an adult is known as __________.

Which sequence correctly shows the developmental stages in metamorphosis?

The major organ of the integumentary system is called _______.

The coloring in the skin; found in the epidermis is called _______.

Tiny openings at the skin’s surface are called __________.

Structure in the dermis of the skin from which a strand of hair grows.

The middle layer of skin is called ________.

There are ______ degrees, or levels, of burns.

Muscles get energy from _______.

Muscle contractions convert ______ energy to _____ energy and keep the body warm.

The blood carries _____ to the cells.

Which system does the muscular system work with when it moves food through the body?

What type of joint is this

The bones that make up the spine are called

Tough band of tissue that holds bones together

Soft rubbery tissue that keeps bone from rubbing together

________ is a membrane that surrounds bones. It nourishes bones.

About how many bones does an adult have?

Which organ of the excretory system stores urine until the body is ready to eliminate it?

Finger-like folds in the intestine to increase the surface area are called __________.

What is tube from the mouth that uses muscle contractions called peristalsis to push the food to the stomach?

What secretes wastes including water, salts, and small amounts of urine?

The kidneys are responsible for what?

The _____ system processes, transports, collects, and removes liquid waste from the body.

Identify the enzyme that breaks down proteins to peptides

The soupy mixture formed in the stomach by the mixture of gastric juices, acid and food is called?

Where does most digestion occur?

_________ is a large, hollow organ that stores food and aids in chemical digestion.

The organ where extra water and minerals are absorbed through the cells is called the _______.

What is the correct order in which food passes through the digestive system?

_______ provide energy and are a major part of cell membranes.

________ are nutrients that help the body regulate chemical reactions.

_______ are nutrients that are needed in small amounts for growth, regulating body functions, and preventing some diseases.

The amount of energy in food is measured in ________.

The amount of ______ a person needs depends on several factors, such as weight, age, activity level, and gender.

A _______ is a large molecule that contains carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur.

How many carbohydrates are there in two servings of this food?

What does your respiratory system bring into your body?

______________ line the nose and most all of the airways in the respiratory system. They move in a wavelike motion which carries trapped particles away from your lungs.

Which of the following is not an organ of the respiratory system?

This is a tubelike passageway at the top of the throat that receives air, food, and liquids from the mouth or nose.

This is at the bottom of the pharynx and keeps food and liquid out of the rest of the respiratory system.

What is labeled E?

Air passes from the pharynx into a triangle-shaped area called the _______, also called the voice box..

A tube that is held open by C-shaped rings of cartilage and is also known as the windpipe?

The trachea branches into two narrower tubes called?

The main organs of the respiratory system?

From the bronchi, air passes into smaller and narrower tubes in the lungs called

The tubes in the lungs end in microscopic sacs called

Below the lungs is a large muscle called the ____________ that contracts and relaxes as you breathe.

The upper two chambers through which blood enters the heart are the?

The lower two chambers through which blood leaves the heart are the

Oxygen-poor blood flows into the __________ atrium from the body. It goes into the ____________ ventricle, which pumps it to the lungs.

Oxygen-rich blood flows into the _____________ atrium from the lungs. It goes into the ______________ ventricle, which pumps it to the body.

Large blood vessels that take blood away from the heart are called?

Arterioles branch into tiny ___________, blood vessels that deliver supplies to individual cells and take away waste materials.

Vessels that bring blood toward the heart are called?

_____________ circulation is the network of vessels that carry blood from the heart to the body and from the body back to the heart. Represented in the photo with orange.

A network of arteries and veins called ______________ circulation supplies blood to all the cells of the heart. Represented in the photo with green.

The network of vessels that carries blood to and from the lungs is called ___________ circulation. Represented in the photo with purple.

This type of blood cell is made mostly of iron-rich protein molecules called hemoglobin.

This type of blood cells attacks viruses, bacteria, fungi, and parasites that might invade the body.

The yellowish, liquid part of blood that transports blood cells is called?

Blood type refers to the type of proteins, or ___________, on red blood cells.

People with blood cells that have the protein Rh are said to be?

What is number 1?

Which activity is a function of the lymphatic system?

The organ where T cells complete their development is called the ________.

The _______ is an organ of the lymphatic system that recycles worn-out red blood cells and produces and stores lymphocytes.

_______ is the spongy center of bones where red and white blood cells, including lymphocytes, form.

The small part of tissue fluid that lymph vessels absorb and about 10 percent of the tissue fluid is absorbed by the lymph vessels called the ________.