Chapters 1 & 2 Quiz

sagittal

A ______________ section divides the body into right and left.

Transverse

A _______________ section divides an organ into top and bottom.

nose

A medial tumor on the head could be on the _______________.

basic

A solution with a pH of 7.35 is considered to be __________________.

6

A substance with a hydrogen ion concentration of 0.000001 g/L has a pH of ___________________________.

organs

A system is defined as a group of _____________ that function together.

energy currency molecule for the cell

ATP is commonly used as a(n) _________________.

physiological functions depend on anatomical structures

Anatomy and physiology are difficult to separate because __________________.

covalent bonds

Carbon atoms tend to form ____________.

d. a protein's conformation determines its function

Choose the correct statement about proteins and their structures. a. hydrogen bonding rarely occurs in proteins b. most proteins are made form a short chain or amino acids c. a denatured protein is equally effective as the protein in its original shape d. a protein's conformation determines its function

b. a single polynucleotide chain

DNA contains each of the following components, except _____________. a. 5-carbon sugar b. a single polynucleotide chain c. phosphate group d. organic base

acids

Electrolytes that release hydrogen ions(H+) in water are called ______________.

polysaccharide

Glycogen is a type of ___________________ and is a storage form of sugar.

fatty acids

If a triglyceride were digested it would breakdown into glycerol and _________________.

positive two

If an atom undergoes ionization to lose two electrons, what is its new charge? (TWO negatives make a what?)

negative feedback

If your blood pressure started to rise very rapidly, a set of activities that your body would undertake to reverse this potentially dangerous condition would probably begin. The processes that would restore stability are called, collectively, _________________________.

the cell

In all organisms, the basic unit of structure and function is ______________.

all the chemical reactions occurring in an organism that support life

Metabolism is defined as ____________________.

d. C6H12O6

Of the following, which represents an organic compound? a. H2O b. O2 c. nitrous oxide d. C6H12O6

macromolecules

Proteins and carbohydrates are classified as ______________.

d. organ

Skin or bone is an example of what level of organization?

muscular

The ____________ system plays a role in moving fluids, wastes, and bones.

diaphragm

The ______________ separates the thoracic from abdominal cavities.

axial portion

The ____________________ of the body includes the head, neck, and trunk.

lymphatic

The ______________________ system is responsible for transporting tissue fluid and also houses the body's disease fighting cells.

lateral

The arms lie on the __________ surface of the trunk.

b. sucrose

The following are monosaccharides except which one? a. glucose b. sucrose c. fructose d. galactose

mediastinum

The heart lies specifically in the ______________ space.

right upper quadrant of the abdominal area

The human liver is primarily located in the ______________________________.

lateral; superior

The lower arm is ________________ to the stomach area, while the head is ____________ to the stomach.

visceral pleura

The lungs are covered by a membrane called the _______________________.

DNA

The molecule which contains the genetic information necessary to regulate cells is ___________________.

positive

The nucleus of an atom always has a _____________ charge.

8

The second electron shell can hold a maximum of ____________ electrons.

integumentary

The skin belongs to the ______________ system.

Physiology is the study of

The study dealing with the explanations of how an organ works would be an example of ________________.

homeostasis

The tendency for the bodies of living things to maintain more or less stable internal conditions is called ______________________.

ionization

The transfer of electrons form one atom to another is called ________________.

d. All of the above are correct.

Valence electrons a. determine chemical bonding properties b. are electrons of the outermost shell c. have a maximum number of eight d. all of the above

neutral

What is the chare of an elemental atom?

results in energy

What is the main purpose for cellular oxygen?

water

What is the most abundant compound in the human body?

the cell

What is the smallest level of organization considered to be living?

compounds

When atoms of different elements combine they form ________________.

d. organ system

Which of the following includes the other terms? a. cell b. tissue c. organ d. organ system

b. shivering when it is cold

Which of the following is an example of a normal homeostatic event? a. sweating during a test b. shivering when it is cold c. developing a headache d. muscle strain

b. a baby suckling at the breast stimulates greater milk production

Which of the following is an example of a positive feedback? a. blood pressure that has dropped too low is caused to increase b. a baby suckling at the breast stimulates greater milk production c. maintenance of a constant body temperature is accomplished through sweating or shivering d. regulation of glucose levels in the blood requires the actions of two pancreatic hormones, insulin, and glucagon

b. they are only in cells of humans

Which of the following is not true of organelles? a. they carry on specific activities b. they are only in cells of humans c. they are composed of aggregates of large molecules d. they are found in many types of cells

a. organ system

Which of the following is the most complex level of organization? a. organ system b. macromolecule c. organ d. organelle

d. organelles, cells, tissues, organs, organ systems

Which of the following lists best illustrates the idea of increasing levels of complexity? a. cells, tissues, organelles, organs, organ systems b. tissues, cells, organs, organelles, organ systems c. organs, organelles, organ systems, cells, tissues d. organelles, cells, tissues, organs, organ systems

a. heart

Which of the following would not be covered by visceral peritoneum? a. heart b. stomach c. intestines d. liver

d. photosynthesis

Which one of the following traits is not a characteristic of life shared by all organisms? a. circulation b. digestion c. growth d. photosynthesis

structural

____________ formulas display the relative positions of each atom within a molecule.