Quiz 1 anatomy and physiology

What are monomers?

A strand of dna

The nucleotide that is the central molecule in the transfer of chemical energy within cells is

ATP

Intramolecular bonding of polypeptide chains produces numerous ________ and beta sheets

Alpha helices

The sum of the number of protons plus neutrons in the nucleus of an atom is called

Atomic mass number

An _____ acts to decrease the hydrogen ion concentration of a solution

Base

An _____ acts to maintain a relatively stable concentration of hydrogen ions in a solution

Buffer

Skeletal

Calcium storage and hemopoiesis

Organic Molecules are defined as molecules that contain _____ and hydrogen atoms

Carbon

levels of organization (smallest to largest)

Chemical level, cellular level, tissue level, organ level, organismal level

The double-stranded nucleic acid that is found within the nucleus is called

Deoxyribonucleic acid (DNA)

If an individual is in the anatomical position, they are lying horizontally with palms facing up. T or F

False

The pleural membranes function like a fluid filled balloon that completely surrounds the heart. t or F

False

_____ is a strong acid because it almost fully dissociates into hydrogen ions and chlorides ions in water

HCl

The more hydrogen ions released by an acid, the _____ the ph value of the solution becomes

Higher

intermolecular attraction that forms between non-polar substances in water is called

Hydrophobic

As a pH of a solution increases, the concentration of ______ ions increases

Hydroxide

As the hydrogen concentration of a solution decreased, the ph

Increases

Atoms have the tendency to become stable to the gain, loss, or sharing of

Isotopes

The Ability to bring in nutrients, produce energy, build necessary components, and eliminate waste products is

Metabolism

Ionic bonds form structures between

Negative

The outermost layer of the pleural membrane is the

Parietal pleura

Investigating the function of organ systems in disease state best deacribes

Pathophysiology

Amino acids link together to form

Primary structures of proteins

The nucleic acid that is single stranded and is located within the nucleus of the cell and the cytoplasm is

RNA

When an organism senses and reacts to changes in the internal or external environments, this is an example of

Responseness

Table sugar completely dissolved in water is an example of a

Solution

cardiovascular system

The transport system of the body responsible for carrying oxygen and nutrients to the body and carrying away carbon dioxide and other wastes; composed of the heart, blood vessels, and blood.

The cavities that are included in the posterior aspect of the body

Thoracic and pelvic cavity

Includes both shoulders in a single section

Transverse and Coronal

The electrons in the outer most energy level of an atom is called

Valence electrons

An _____ acts to increase the hydrogen ion concentration of a solution

acid

Substances that release hydrogen ions when dissociated in water are

acids

All organic compounds contain

carbon and hydrogen

As the hydrogen ion concentration of a solution increases the ph

decreases

Respiratory

exchange of gases

What does pH measure?

hydrogen ion concentration

Adams of the same element with different numbers of neutrons are called

isotopes

musclar system

moves body parts, maintains posture,generates heat by increasing metabolic activity

The ph of a solution is defined as the _____ _____ of the hydrogen ion concentration

negative logarithm

An example of an amphipathic molecule is a ________ molecule

phospholipid

The ________ region of an amphipathic molecule is attracted to water

polar

The unequal sharing of electrons within a water molecule makes the water molecule _____.

polar

Amphipathic molecules contain ________ components

polar and nonpolar

The reason water behaves in this manner is because the ___ charge on the hydrogen end of the water molecule is attracted to the negative charge of a polar molecule, while the ___ charge of the oxygen end of the water molecule is attracted to the positive side of a polar molecule.

positive and negative

Chemical properties of amino acid groups within a sequence interact with one another in _____ Protein structure, resulting in hydrogen bonding and chain folding

secondary

As a result of electron configuration of a water molecule, water is a great _______ because water can break up and surround a ______, as long as it is not ______, dissolving it into solution

solvent, solute, nonpolar.