Life Science: Unit 5


Question: A group of organs that work together to do a specific job in the body
Answer: Organ system

Question: An organ that protects your body, removes waste and enables your body to feel hot and cold
Answer: Skin

Question: Organs which carry blood away from the heart through the body
Answer: Arteries

Question: Organs which carry signals that allow you to sense the world around you and control your body.
Answer: Nerves

Question: A pair of organs that filter waste from the blood.
Answer: Kindeys

More Vocabulary

Question: A group of organs that breaks down food into nutrients that the body can use
Answer: Digestive system

Question: A bundle of nerves which direct signals directly to your brain
Answer: Spinal cord

Question: A group of organs that takes oxygen into the body and removes wastes
Answer: Respiratory system

Question: A group of organs that causes movement in your body
Answer: Muscular system

Question: A sheet of muscle beneath your lungs that helps you inhale and exhale
Answer: Diaphragm


Question: The sensory organ that detects light and color, and translates images into signals which the brain can process.
Answer: Eyes

Question: Name five of the primary human sensory organs
Answer: Eyes, ears, nose, tongue, and skin

Question: What organ uses nerve cells to detect pressure, pain and temperature?
Answer: Skin

Question: Which organ does your body use to detect vibrations in the air?
Answer: Ears

Question: What part of your brain controls the voluntary use of your eyes, ears and other sensory organs?  (not an organ, but the part of your brain)
Answer: Cerebrum (the same part of your brain that controls the other voluntary movement in your body)

Circulatory and Respiratory

Question: What organ is responsible from filtering oxygen into the blood?
Answer: Lungs

Question: Blood returns to the heart so that it can be filled with what chemical that your body needs?  (In diagrams, your blood is bluish-red before it receives this chemical and more bright red once it has this chemical)
Answer: Oxygen

Question: Compare and contrast how your heart pumps blood when sleeping and when running.
Answer: Slower when sleeping / faster when running

Question: What is the name of the muscle that causes your lungs to inhale and exhale?
Answer: Diaphram

Question: Why do you breathe harder when you run?
Answer: (Your muscles are working harder and) your blood and body need more oxygen.

Digestive and Excretory

Question: Where does food go after you chew it?
Answer: Into the stomach

Question: What are the names of the two long and winding organs that food travels through after the stomach?
Answer: (Small and large) Intestines

Question: What is the job of the kidneys?
Answer: Remove waste from the blood

Question: The liver and kidney perform a similar task.  What is it?
Answer: Filter waste from the blood.

Question: What is the name of the liquid that is produced in the mouth?
Answer: Saliva