A&P Chapters 2 & 3 Review

What process is involved in the movement of substances across the cell membrane?

• Cellular respiration

• Membrane transport

• Photosynthesis

• DNA replication

Which of the following is the term used for cellular division?

• Mitosis

• Photosynthesis

• Glycolysis

• Fermentation

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What are the functional units of the body?

• Organs

• Tissues

• Cells

• Systems

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What is the study of cells called?

• Biology

• Cytology

• Physiology

• Anatomy

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Why are cellular processes important?

• They are critical to normal function of the body

• They help in digestion

• They provide energy

• They support movement

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What is the primary function of the plasma membrane?

• To produce energy for the cell

• To regulate movement of substances into and out of the cell

• To store genetic information

• To synthesize proteins

Which of the following are functional extensions of the cell membrane?

• Ribosomes

• Mitochondria

• Cilia, flagellum, microvilli

• Nucleus

What types of substances can cross the plasma membrane without assistance?

• Large and polar substances

• Small and nonpolar substances

• Proteins and carbohydrates

• Ions and large molecules

Which of the following is NOT a type of lipid found in the plasma membrane?

• Phospholipids

• Cholesterol

• Glycolipids

• Nucleic acids

What are the components of phospholipids in the plasma membrane?

• Polar heads and nonpolar tails

• Nonpolar heads and polar tails

• Only polar heads

• Only nonpolar tails