Exam 2: Cell Physiology

The rough endoplasmic reticulum

Which of the following does not always involve the plasma membrane?

The fluid contained within all of the cells of the body is known collectively as ____________________, and the fluid outside of the cells is referred to as ____________________.

Which characteristic regarding microfilaments is incorrect?

Use the figure above to answer the corresponding questions. -The structure labeled "1"

A cilium or flagellum originates from a structure called a(n) ____________________.

Use the figure above to answer the corresponding questions. -Which organelle contains structures that bind to docking-marker acceptors?

Microfilaments are comprised of the protein ____________________, and are used as highways by motor molecules called ____________________.

Which component below is not always found in a typical human cell?

Match the term to its description. a.ER b.Golgi complex c.lysosome d.peroxisome e.mitochondrion f.vault g.free ribosome h.microtubule i.microfilament -May function as transporter of materials through the nuclear membrane

Match the term to its description. a.microtubules b.microfilaments c.intermediate filaments -Slide past each other to cause ciliary bending

The decomposition of hydrogen peroxide produces the substances ____________________ and ____________________.

The only time the contents of secretory vesicles come in contact with the cytosol is when the vesicle joins with the plasma membrane.

Primary cilia are responsible for moving dust from the respiratory tract.

Cristae are found in the

Match the term to its description. a.microtubules b.microfilaments c.intermediate filaments -Play a key role in muscle contraction

The rough endoplasmic reticulum is most abundant in cells specialized for protein secretion, whereas smooth endoplasmic reticulum is abundant in cells that specialize in lipid metabolism.

Motor molecules cannot transport vesicles along intermediate filaments of the cytoskeleton.

Docking markers are most closely associated with

Match the term to its description. a.ER b.Golgi complex c.lysosome d.peroxisome e.mitochondrion f.vault g.free ribosome h.microtubule i.microfilament -Descendents of bacteria that were engulfed by primitive cells