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Anatomy- Chapter 3: Cells & Tissues

Total questions: 27

Worksheet time: 27mins

Name
Class
Date
1.

______ are the structural and functional units of all living things.

a)

cells

b)

amino acids

c)

atoms

d)

elements

2.

The cell was first discovered and named by:

a)

Robert Hooke

b)

Robert Thompson

c)

David Hooke

d)

David Thompson

3.

All new cells are formed from pre-existing cells.

a)

true

b)

false

4.

The _________ is the control center of the cell.

a)

nucleus

b)

mitochondria

c)

endoplasmic reticulum

d)

chromosome

5.

Which of the following is NOT a region/structure of the nucleus?

a)

nuclear envelope

b)

nucleolus

c)

chromatin

d)

golgi apparatus

6.

The structure of the plasma membrane is referred to as:

a)

The Fluid Mosaic Model

b)

The Fluid Membrane Model

c)

The Flow Mosaic Model

d)

The Plasma Mosaic Model

7.

The head of a phospholipid is __________ and __________.

a)

polar

b)

nonpolar

c)

hydrophilic

d)

hydrophobic

8.

_______________ are impermeable junctions that encircle the cells and bind them together into leakproof sheets.

a)

Tight junctions

b)

Desmosomes

c)

Gap junctions

d)

Chemical molecules

9.

The ___________ is the cellular material outside the nucleus and inside the plasma membrane.

a)

cytoplasm

b)

endoplasmic reticulum

c)

extracellular fluid

d)

interstitial fluid

10.

Power house of the cell:

a)

mitochondria

b)

nucleus

c)

ribosome

d)

lysosome

11.

A system of fluid-filled tunnels (or canals) that coil and twist through the cytoplasm studded with ribosomes; important in the synthesis and packaging of proteins.

a)

Smooth Endoplasmic Reticulum

b)

Rough Endoplasmic Reticulum

c)

Mitochondria

d)

Golgi Apparatus

12.

A stack of flattened membranous sacs; major function is to modify, package, and ship proteins:

a)

Golgi Apparatus

b)

Lysosome

c)

Centriole

d)

Peroxisome

13.

_____________ are highly reactive chemicals with unpaired electrons that can damage the structure of proteins and nucleic acids; if allowed to accumulate, they can have devastating effects on cells.

a)

Free radicals

b)

Peroxisomes

c)

Centrioles

d)

Lysosomes

14.

_____________ acts as a cell’s “bones and muscles” by providing an internal framework that determines cell shape, supports other organelles, and provides the machinery for intracellular transport and various types of cellular movements.

a)

Cytoskeleton

b)

Peroxisome

c)

Cell membrane

d)

Flagellum

15.

A ____________ is a long, whip-like structure that helps some single celled organisms move.

a)

flagellum

b)

cillia

c)

microvilli

d)

centriole

16.

This cell carries oxygen in the blood:

a)

Fibroblast

b)

Erythrocyte

c)

Epithelial cell

d)

Smooth muscle cell

17.

Red blood cells are also called:

a)

erythrocytes

b)

fibroblasts

c)

epithelial cells

d)

oocytes

18.

In active transport processes, substances are transported across the membrane without any energy input from the cell.

a)

true

b)

false

19.

In passive diffusion, substances move across the cell membrane from an area of low concentration to high concentration.

a)

true

b)

false

20.

Another term for "cell drinking"

a)

pinocytosis

b)

phagocytosis

c)

endocytosis

d)

exocytosis

21.

What is the growth phase of cell division called where the genetic material is duplicated?

a)

interphase

b)

anaphase

c)

telophase

d)

metaphase

22.

During which phase of mitosis do the chromosomes line up at the equator?

a)

metaphase

b)

anaphase

c)

telophase

d)

prophase

23.

________ RNA molecules guide amino acids to the ribosome.

a)

transfer

b)

messenger

c)

ribosomal

d)

chemical

24.

Which of the following is NOT one of the four primary tissue types?

a)

nervous

b)

connective

c)

epithelial

d)

keratinous

25.

Would you feel comfortable completing the anatomy exam without notes?

a)

Yes

b)

No

c)

Not sure

26.

What is the major role of nervous tissue in the body?

a)

control

b)

covering

c)

support

d)

movement

27.

Cardiac muscle is found only in the:

a)

heart wall

b)

stomach wall

c)

intestinal wall

d)

none of the above