Human Biology Tissues

Define tissue with regards to anatomy

• Multiple sheets of thin paper used to clean your nose

• The smallest structural and functional unit of an organism

• A series of different cells in the same area

• A group of structurally and functionally related cells that come together to perform common functions

Tags

NGSS.MS-LS1-3

What is the function of epithelial cells?

• Act as barriers between the external environment, or between organs and fluidfilled cavities
• Provide movement by pulling on bones
• Provide secretions which help to digest food
• Act as the messaging pathway between different areas of the body

What is the general structure of cuboidal cells?

• Square with large central nucleus
• Flat, 'fried egg' appearance
• Rectangular with nucleus towards basal end
• Dead apical cells filled with keratin

What is the difference between exocrine and endocrine functions?

• Exocrine cells secrete fluids to the outside of the body; endocrine cells secrete fluids into the inside of the body

• They are synonymous

• Exocrine cells secrete fluids into ducts; endocrine cells secrete fluids into the blood stream

• Exocrine cells secrete clear fluids; endocrine cells secrete opaque fluids

The stomach consists of what type of muscle?

• Smooth muscle
• Skeletal muscle
• Cardiac muscle
• Deoxygenated muscle

What tissue type is this? (The arrows are a clue)

• Cardiac muscle
• Skeletal muscle
• Smooth muscle
• Nervous tissue

What tissue type is this?

• Nervous tissue
• Cardiac muscle
• Smooth muscle
• Connective tissue proper

What type of Connective tissue is found at the ends of bones to reduce friction?

• Dense connective tissue

• Cartilage

• Adipose Tissue

• Loose connective tissue

What type of muscle tissue is VOLUNTARILY controlled

• Skeletal Only
• Skeletal and Cardiac
• Smooth and Cardiac
• Cardiac Only

What  type of connective tissue has a hard matrix of calcium and salts?

• Osseous
• Adipose
• Blood
• Dense Connective