Test 1

Front 1

The study of the structure of individual cells is called:

Back 1

Citology

Front 2

The cranial Cavity & spinal cavity male up the:

Back 2

Dorsal body Cavity

Front 3

Which of the following terms refers to the front or chest & abdominal regions of the body?

Back 3

Anterior, Ventral

Front 4

Which sectional plane could divide the body so that the face remains intact?

Back 4

Coronal Plane

Front 5

The study of the structure of tissues is called

Back 5

Histology

Front 6

The branch of Physiology that deals with changes in function resulting from disease is called:

Back 6

Pathological Physiology

Front 7

Arrange the following levels of organization from smallest to largest- 1.Tissue 2.Cell 3.Organ 4.Organelle 5.Organism 6.Organ System

Back 7

4.Organelle
2. Cell
1.Tissue
3.Organ
6.Organ System
5.Organism

Front 8

Skin, Hair and nails are associated with the ___ system.

Back 8

Integumentary

Front 9

The maintenance of a constant and optimal internal environment in an organism is termed:

Back 9

Homeostasis

Front 10

When Body temperature rises, a center in the brain initiates physiological changes to decrease the body temp. This is an example of:

Back 10

Negative Feedback

Front 11

A person facing forward with hands at the sides and palms facing forward is in the

Back 11

Anatomical Position

Front 12

Which oft he following structures is lateral to the nose?

Back 12

Eyes and Ears

Front 13

The wrist is ______ to the elbow

Back 13

Distal

Front 14

The chest is ________ to the umbilicus

Back 14

Superior

Front 15

Which of the following regions corresponds to the lower back?

Back 15

Lumbar

Front 16

Which of the following regions corresponds to the upper arm?

Back 16

Brachial

Front 17

A cut that passes parallel through the long axis of the body and divides into equal left and right halves is known as

Back 17

Midsagittal Section

Front 18

The simplest chemical units of matter are

Back 18

Atoms

Front 19

Isotopes of an element differ in the number of

Back 19

Neutrons in the Nucleus

Front 20

The atomic # represents the # of

Back 20

Protons in the atom

Front 21

All atoms with the same atomic # are grouped into

Back 21

Elements

Front 22

The mass # of an atom indicates the # of

Back 22

Proton and Neurons in the Nucleus

Front 23

The chemical behavior of an atom is determined by

Back 23

The # and arrangement of electrons

Front 24

Ions with a positive charge are called

Back 24

Cations

Front 25

In living cells, the weakest bond between two or more atoms is the __ bond

Back 25

Hydrogen

Front 26

Elements that have atoms with full outer shells of electrons

Back 26

are intact

Front 27

Chemical Reactions in the human body are controlled by special catalyst molecules calles

Back 27

Enzymes

Front 28

All of the following are true concerning enzymes except

Back 28

Becoming a part of the reactions product

Front 29

Substrate molecules bind to enzymes at the ____ sites

Back 29

Active

Front 30

All of the compounds that can be synthesized or broken down by chemical reactions inside the body are called

Back 30

Enzymes

Front 31

Each of the following is an example of an inorganic compound except

Back 31

Glucose

Front 32

A solution containing equal #s of hydrogen ions and hydroxide ions is:

Back 32

Neutral

Front 33

The basic structural and functional unit of the human body is

Back 33

The cell

Front 34

The watery medium that surrounds a cell is called

Back 34

Extracellular Fluid

Front 35

Functions of the cell membrane include all of the following except

Back 35

Identifying foreign substances and cells

Front 36

Which of the following is not a function of membrane proteins

Back 36

Produces energy

Front 37

Functions od the glycocalyx include

Back 37

Lubricating and protecting the cell membrane, identifying the cell for the immune system and acting as recpetors for hormones

Front 38

Each of the following is an example of nonmembrane organelle except

Back 38

Lysosomes

Front 39

Which of the following cytoskeleton components are responsible for the movement of chromosomes during cell division?

Back 39

Microtubules

Front 40

Flagella move a cell through a fluid medium. What moves the fluid medium across the surface cell?

Back 40

Cilia

Front 41

Most of the ATP required to power cellular operations is produced in the

Back 41

Mitochondria

Front 42

The components of ribosomes are formed by

Back 42

Nuclei

Front 43

Which of the following consists of a network of intracellular membranes with attached ribosomes?

Back 43

Rough Endoplasmic Reticulum

Front 44

Vesicles containing enzymes that neutralize toxins such as alcohol are:

Back 44

Peroxisomes

Front 45

A molecule that blocks the ion channels in integral proteins in the cell membrane would interfere with

Back 45

The ability of the cell membrane to depolarize

Front 46

Analysis of a tissue sample indicates that it contains abundant filaments composed of the protein myosin and many actin microfilaments. This tissue is probably

Back 46

Muscle Tissue

Front 47

Examination of a sample of glandular cells reveals an extensive network of Smooth Endoplasmic Reticulum. Which of the following would be a possible product of these cells?

Back 47

Steroid Hormones

Front 48

Breathing faster and deeper eliminates more carbon dioxide from the body than normal breathing. Under these circumstances

Back 48

More carbon dioxide will diffuse out of the blood

Front 49

I fthe permeability of the cell membrane to sodium ions increased

Back 49

The resting membrane potential would be less negative

Front 50

The nucleotide that is foind in RNA but not in DNA is

Back 50

Uracil