CKLA Human Body Pausing Point - Second Grade

What is the basic unit of life?

• A tissue

• A cell

• An organ

• A molecule

What is the largest organ in the human body?

• The heart

• The liver

• The skin

• The lungs

What are tissues made up of?

• Similar cells.

• Different types of organs.

• Only connective tissues.

• Fluid and matrix.

What is the function of connective tissues?

• Connective tissues support and bind other tissues.

• Connective tissues store energy and produce heat.

• Connective tissues facilitate communication between cells.

• Connective tissues protect against infections.

What is your heart considered?

• A muscle that pumps blood

• One of your most important organs

• A source of emotions

• An accessory organ

What is the purpose of the circulatory system?

• To transport blood, nutrients, and oxygen throughout the body.

• To digest food and absorb nutrients.

• To provide structural support to the body.

• To regulate body temperature and maintain homeostasis.

What type of tissues are blood, bone, and fat?

• Epithelial tissues

• Muscle tissues

• Connective tissues

• Nervous tissues

What do cells group together to form?

• Organs

• Tissues

• Systems

• Organisms

What is an example of a muscle tissue?

• Skeletal muscle

• Cardiac muscle

• Epithelial tissue

• Connective tissue

What do the digestive and excretory systems do?

• They process your food and waste.

• They regulate body temperature.

• They produce hormones.

• They filter blood and produce energy.