Body Systems

The integumentary system includes the...

• Skin

• Bones

• Heart

• Lungs

Which of the following accurately defines melanin

• A green pigment found in the chloroplasts of plant cells

• Maintaining a stable internal environment

• the pigment that produces variation seen in skin and hair color in humans.

• Basic unit of life

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

What is the function of the skin?

• Helps to digest food

• Helps get rid of waste

• Provides structural support

• Protection against germs, dehydration, UV light, and physical damage

Place the levels of organization from smallest to largest

• Cell

• Organ

• Tissue

• Organ System

• Organism

Which of the following best defines an organ?

• Basic unit of life

• a collection of tissues that form a unit specialized to perform a particular function.

• A group of cells that have similar structure and that function together as a unit

• a group of organs that work together to perform one or more functions

Match the level of organization to its definition.

• A living thing with organized structure

• Organ System

• A group of organs that work together

• Cell

• A group of cells that work together

• Tissue

• A group of tissues that work together

• Organism

• Basic unit of life

• Organ

What is the function of the immune system?

• To move fresh air into your body while removing waste gases.

• Provides structural support

• Protect the body from foreign invaders and prevent disease.

• To digest and absorb food

True or False: All bacteria make people sick

• True

• False

Which of the following accurately defines homeostasis?

• A green pigment found in the chloroplasts of plant cells

• Maintaining a stable internal environment

• the pigment that produces variation seen in skin and hair color in humans.

• Basic unit of life

Brain cells are also known as

• Paramecium

• Elodea

• melanocytes

• Neurons

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-8