Exam 1 A & P

The brush border of an epithelial cell increases the cell’s absorptive ability by

• increasing the blood supply to the cell.

• decreasing secretions of the cell.

• increasing surface area of the cell.

• 
  increasing secretions in a cell.

The area at the base of the neck of an animal between its front legs that covers the cranial end of its sternum is called the

• barrel

• brisket

• flank

• poll

Cells that are linked by tubular channels that run from the cytoplasm of one cell to the cytoplasm of the adjacent cell are said to connected by

• 
  gap junctions.

• junctional complexes.

• 
  tight junctions.

• tonofilaments.

The longest cells in the body are

• columnar epithelial cells.

• 
  nerve cells.

• skeletal muscle cells.

• 
  smooth muscle cells.

“Proud flesh” is composed of

• collagen fibers and capillaries.

• collagen fibers and macrophages.

• 
  epithelial tissue and capillaries.

• epithelial tissue and collagen fibers.

The urinary bladder is partially lined by __, giving it the ability to expand and contract as needed.

• 
  columnar epithelium

• keratinized epithelium

• simple squamous epithelium

• 
  transitional epithelium

The medium through which cells exchange nutrients and waste materials with the bloodstream is

• collagen

• elastic fibers.

• ground substance.

• reticular fibers.

Keratin is found

• in heart muscle cells.

• in liver cells.

• in oviduct cells.

• 
  in skin cells.

The type of connective tissue associated with haversian canals is

• blood.

• bone.

• cartilage.

• 
  fat.

An example of a fixed cell is a/an

• histiocyte.

• 
  leukocyte.

• macrophage.

• osteoblast.