1st half of chap 5

What is the primary function of tissues?

• To produce energy

• To organize cells into functional units

• To store genetic information

• To transport oxygen

Which type of intercellular junction forms a belt-like fusion around cells?

• Gap junctions

• Tight junctions

• Plasmodesmata

• Desmosomes

Where are simple squamous epithelial cells commonly found?

• In the heart muscle

• Lining the stomach

• In the air sacs of the lungs

• In the epidermis

What is a characteristic of epithelial tissues?

• They are loosely packed

• They have an abundance of intercellular material

• They lack blood vessels

• They reproduce slowly

Which type of gland releases entire cells during secretion?

• Apocrine glands

• Holocrine glands

• Merocrine glands

• Endocrine glands

What is the function of goblet cells?

• To transport oxygen

• To secrete mucus

• To absorb nutrients

• To secrete enzymes

Which type of epithelial tissue is specialized to change in response to tension?

• Pseudostratified columnar epithelium

• Stratified cuboidal epithelium

• Transitional epithelium

• Simple squamous epithelium

What is the main characteristic of connective tissues?

• They are tightly packed

• They have a good blood supply

• They lack a matrix

• They are avascular

Which type of epithelial tissue lines the ducts of sweat glands?

• Stratified cuboidal epithelium

• Simple columnar epithelium

• Simple squamous epithelium

• Transitional epithelium

What is the role of cilia in pseudostratified columnar epithelium?

• To store fat

• To secrete hormones

• To absorb nutrients

• To move mucus and trapped particles