Nervous System
Circulatory/Respiratory
Skeletal/Muscular
Digestive System
Life and Unit 1
100

The brain sends messages to and from the eyes, ears, nose, mouth, and skin.  These messages are called in 1st grade the _____ _________

five senses

100

Lungs are to cow as __________ is to clownfish in that they both absorb __________.

gills; oxygen

100

Blood cells are made in the ________ _______, inside the bones of the skeletal system

bone marrow

100

__________ is the FIRST start of chemical change in the digestive system, whereas the _________ and __________ can create physical change, breaking food into smaller pieces and pushing them down the esophagus.

saliva, tongue, teeth

100

What makes data more reliable?

Repeated trials

200

What is the major nerve called that runs on the inside of the vertebrate?

spinal cord

200

Oxygen rich blood is __________ through the ________ and moves throughout the rest of the body into arteries. 

pushed/pumped; heart

200

Aside from making the blood, the skeletal system provides the body with ____________ and ____________, and connects to the __________ system to aid in movement.

protection, structure, muscular

200

What is the "bile factory?"

Liver

200

Define control group

It does not receive the variable.

300
Explain how the nervous system utilizes the skin

The skin sends messages through the nerves to respond to touch and temperature.

300

What organ carries oxygen poor blood back to the heart?

veins

300

If someone had a disability where your muscles would not develop and grow stronger, what main problem would that person have?

They would have difficulty moving their skeletal system

300

What is the main function of the small intestine?

To absorb nutrients into the bloodstream

300

A reptile is cold blooded and cannot control its __________.  A mammal is warm blooded and can control its ____________.  It does so through this organ, the _______.

temperature, temperature, skin

400

What do we call it when the brain controls actions such as the digestion, blinking, and sweating?

involuntary actions

400

Arteries and veins together are commonly called this two word vocabulary.

blood vessels

400

Why does movement of the muscular system over long periods of time cause more work to be done with the respiratory and circulatory systems?

The muscles require oxygen rich blood.  The more they move, the more oxygen they use.

400

What organ sends digestive enzymes such as insulin to the small intestines which aids in digestion?

pancreas

400

What stage of an great blue heron's life would be most similar to a sunflower seed?

egg

500

Why does it hurt SO much more if a piece of sand gets stuck in your eye as opposed to it being on the backside of your hand?  BE SPECIFIC

 Because there are so much more nerve endings sending messages to the brain in your eye.

500

Starting at the heart, travel the path of the blood to each organ in the circulatory and respiratory system

heart, arteries, veins, heart, lungs, heart, repeat

500

___________ attaches muscle to bone.

___________ attaches bone to bone.

___________ is in between the skeletal joints and in your ear lobe, and can sometimes "pop"

tendons, ligaments, cartilage

500

What is the main functions of the large intestine?

To remove the remaining water into the bloodstream and proceed to move the waste out of the digestive system.

500

Daily Double!

The roots of a plant are similar to the _________ system.  (Explain your answer)

The stem of a plant is similar to the __________ system. (Explain your answer)

The digestive system, because it absorbs nutrients

The skeletal system, because it gives structure