Life Science: Final Review - The Human Body Systems

back of the mouth and nose; part of the throat; leads to the esophagus

the eternal balance of a living organism

What are the five stages of digestion (in order)?

inner, thicker layer of the skin

circulates blood throughout the body

smooth muscles do not have striations

What is happening to your skin when you get a tan?

tough, flexible bands of connective tissue that attach bones to other bones at to joints

In the respiratory system, air is moved by our lungs.

a special tissue that uses electrical signals to make the heart beat automatically

coordinates and controls all movement; receives and transmits information

provides free rotating movement within a limited area

What is the dark brown pigment that causes much of the color of human skin?

consists of skin, hair and nails

contains special neurons sensitive to light

provides support; attachment for muscles; protects internal organs

an innate behavior which is an immediate, in born reaction such as breathing

outer layer of the skin

smallest bones in your body and located in your ear

What is the surface of your skin made up of?

allows for circular movement

Which of the following is NOT a part of the human brain?

What vitamin does the sun provide us with?

allows the vertebrae to slide and twist in almost any direction

an elastic tube that carries food and liquid to the stomach

part of the ear that is responsible for hearing

cartilage is non-living

What is the filtering organ of the excretory system ?

part of the brain that is responsible for processing light

A dialysis machine is a machine that is used to filter out the blood in kidneys.

the body's process of breaking down food subtances in the body

nerve cells that can transfer an electrochemical impulse

responsible for vision in dim light

aids in bodily movement; helps maintain posture

a type of connective thissue that is hard

Your heart is the size of both of your fists.

a flap of tissue in the ventrical that allows blood to flow in only one direction

allows blood to enter the large blood vessels that carry blood away from the heart

part of the brain that is responsible coordinating balance and fine movement

allows light to pass through the eye

bends the light waves to focus them on the retina

bend in only one direction

tough outside tissue that forms the white of the eye

a type of connective tissue that is flexible

What are the two main divisions of the nervous system?

Which of the following are considered accessory organs in the digestive system?

the study of how your body works

protects tissues; provides covering; helps to regulate temperature

the largest artery in the body; carries oxygenated blood from the heart to the body

cavities and spaces in spongy bone that are filled with bone marrow

When is sunlight bad for your skin?

contains a lot of blood vessels that nourish the eye

a pattern of dark and light bands that appear where layers of different kinds of molecules meet

What two substances are normally found in urine?

upward

eliminates waste and maintains water balance

moves air in an out of the body; exchanges gas between blood and air

takes in, breaks down, and absorbs food

bone is non-living

the black part of the eye

Which of the following is NOT a layer of the integumentary system?

the process of taking in food

toward the front

muscles move your body only by pulling, NEVER by pushing

a box-like structre composed of several pieces of cartilage

downward

Humans have an open circulatory system.

waste in the excretory system

the colored part of the eye

Which of the following do muscles NOT work with to move your body?

an open tube made of a series of cartilage rings; it branches from above the heart to form 2 small air passages

the study of the shape and structure of an organism

part of the brain that is responsible for processing hearing and memory retrieval

About how many hours does it take for your stomach to digest food?

Which of the following is NOT what our skin protects us from?

doesn't allow for any movement

which organ delivers oxygen to the blood and removes carbon dioxide from the blood

Muscles need a constant supply of energy to function properly.

Which of the following is NOT true about animals and people?

part of your brain that processes messages related to touch, taste, temperature, and controls muscle movement

What are the two main types of tissue in the skeletal system?

part of the brain that is responsible for complex thinking, reasoning, planning, and imagining

toward the back

a place where two or more bones meet and are held together by ligaments

sensitive to various colors of visible light

cardiac muscles are tissues of the heart

carries blood to the heart

Which of the following lists the two methods of digestion?

oxygenated blood is low in oxygen

microscopic unit in the kidney that filters waste from the blood

a junction between two neurons

where gases and nutrients are exchanged between the blood and body tissues

part of the ear that is responsible for balance

bands of connective tissue that connect bone to muscle

Muscles work on their own to move your body.

carries blood away from the heart

Skeletal muscles are attached to joints.

What can excessive sugar in the urine indicate?

What is the yellowish pigment that results in yellowish/brown skin color?

part of the brain that regulates vital functions like heartbeat and breathing