Ch 4 - Cell Membrane Transport Methods

What are considered the "building blocks" of our bodies?

• muscles

• cells

• nerves

• bones

Match the following

• Osteocyte

• White Blood Cell

• Leukocyte

• Bone Cell

• Erythrocyte

• Fat Cell

• Adipose

• Red Blood Cell

What surrounds the cytoplasm of the cell?

• vesicle

• nucleolus

• cell wall

• cell membrane

What term means "only allows certain material into or out of cell"?

• semipermeable

• crenation

• filtration

• osmosis

The cell membrane is mostly a double layer of

• phospolipids

• proteins

• carbohydrates

• atoms

Phospholipids have ____ heads and ____ tails.

• positive; negative

• hydrophilic; hydrophobic

• negative; positive

• hydrophobic; hydrophilic

What acts as channels for substances to pass across the cell membrane?

• carbohydrates

• lipids

• fats

• proteins

What type of transport requires energy (ATP) to occur?

• passive

• active

• diffusion

• filtration

Which of the following is a passive transport method?

• Endocytosis

• Osmosis

• Filtration

• Exocytosis

What term means "the cell shrinks due to water loss"?

• hypotonic

• hypertonic

• crenation

• isotonic