Bio 232 final

an atom has the atomic mass of 30, there are 15 protons, how many elctrons does it have?

15

the definition of a compound is best described as

2 or more different kinds of atoms, chemically bound together and cant be broken apart physically

a dehydration synthesis reaction

2 smaller molecules form a bond to make a larger molecule, while losing a molecule of water

what is the sequence from simplest to most complex?

Atoms, Molecules, Cells, Tissues, Organs

the following is true regarding connective tissues except

Cartilage is well vascularized

select the most correct statement

The immune system is closely associated with the lymphatic system.

the type of cell which gives rise to something is called

a blast

the proteins on or in a cell membrane may be all of the following except

a cell wall fortifier

what is the correct statement regarding active and passive transport

active transport requires ATP

A lipid is all of the following except

adiponyloids

the 4 types of tissues which make up the body are classifies by all the following except

adipose

the cell theory states all of the following except

all cells are virtually structurally identical and therefore all function similarly

if the pH value is a 6, it is considered to be

an acid

an isotope is

an atom with a different number of neurons and the same number of protons

which of the following occurs first in intramembranous ossification

an ossification center forms in a fibrous connective tissue membrane

when cartilage matrix is secreted against the external face of existing cartilage, which contributes mostly to growth in width, is called ___

appositional growth

Chose the anatomical topic and definition that is not correctly matched

b- regional anatomy: study of structures in a particular type of organism

which of the following descirbes the function of the heart and blood vessls

cardiovascular physiology

which of the following would not be considered to be a necessary life function

cellular permeability

all of the following can be easily broken doen and digested except

cellulose

enzymes all have the following charecteristics except

chemical reaction catalysts which generate less energy to make the reaction less expeditious

the tendency for molecules or ions to disperse evenly on each side of a cell membrane is called a

contraction gradient

the HCI in the stomach is primarily used to

denaturalize proteins

nervous tissue is derived from this embryonic cell layer

ectoderm

a salt is also sometimes referred to as a

electrolyte

the type of gland which secrets a hormone would be best described as a

endocrine gland

the delicate membrane covering the internal surfaces of compact bone is called the

endosteum

a good example of a positive feedback mechanism would be

enhancement of labor contractions

the type of tissue makes up glands

epithelium

Expiration is how the body removes excessive carbon dioxide from the blood. This is an example of ___________.

excretion of metabolic waste

which of the following is not a function of bones

excretion of nitrogenous wastes

sweat glands fall into this category of gland

exocrine

a vesicle created by the cell membrane to transport a substance from inside a cell to the outside is a process generally known as

exocytosis

the use of a hollow protein for a substance to pass through a cell membrane is generally called

facilited transport

fluids passing from high pressure side to lower pressure side, leaving solids behind, is generally known as

filtration

when 2 adjacent cells are joined by hollow protein channels to allow for passage of ions from one cell to another, this kind of arrangement is called

gap junction

membrane proteins perform the following functions except

genetic reconciliation

the embryonic layers of tissue are called ______ layers

germ

the glycoproteins and glycolipids complex on the outside of a cell membrane is collectively called the

glycocalyx

The study of large body structures, visible to the naked eye, such as the heart is called ________ anatomy.

gross

anabolic reactions are chemical reactions of the body that build things, make them bigger or more complex. catabolic reactions break things down making them smaller or less complex. if the rate of anabolic reaction in the body is much faster than the rate of catabolic reactions which of the following is necessary life function will be accomplished?

growth

the following if false regarding ionic bonds

h2 is a good example of an ionicaly bonded molecule

the single most abundant chemical substance of the body, accounting for 60% to 80% of body weight is

h2o

the following are considered to be made of structural proteins except

hemoglobin

which is true concerning muscle tissue

highly cellular and well vascularized

a gland which secrets both its cellular content along with cellular fragments is called

holocrine

the inorganic salts component of bones are called

hydroxyapatites

a solution has a higher concentration of solute outside the cell that solution is known as a _____ solution

hypertonic

epithelial tissue

in innervated

active electrons of an atom are found

in the valence shell level

the first phase of tissue repair is

inflammation

water is an example of a

inorganic compound and molecule

Skin, hair, and nails are associated with the ________ system.

integumentary

in the embryonic skeleton , the cranial bones and clavicles develop through the process of

intramembranous ossification

endochondral ossification

involves formation of both primary and secondary growth centers in long bones

which of the following statements is more correct regarding homeostatic imbalances

it is considered the cause of most diseases

the following is true about the extracellular glycocalyx except

it is found in the nucleus of particular cells

the difference between kinetic energy and potential energy is

kinetic= energy in motion/ potential = stored

mRNA is

made during transaction

a necessary life function is

maintaining boundaries

a gland which secretes only the contents of its cells is called a

merocrine

muscle and connective tissue are mainly derived from

mesoderm

finger- like projections on the extracellular surface of a cell membrane which act to increase surface area are called

microvilli

supportive cells of nervous tissue are called

neuroglia

the majority of elemets (96%) existing in the human body are

nitrogen, oxygen, carbon, hydrogen

DNA is made up of molecules bonded together, individually called

nucleotides

what are survival needs of the body?

nutrients, water, atmospheric pressure and oxygen

the following is true about amino acids except

only very specific combinations of proteins form them

A structure that is composed of two or more tissue types that work together to perform specific functions for the body is a(n) ________.

organ

the tissue repair phase where damaged cell debris is removed during the ____ phase of healing

organizational phase

the process of water diffusing across a membrane is called

osmosis

the cell responsible for forming new bones matrix is the

osteoblast

an organic components of bone cells and ______ or unmineralized bone matrix

osteoid

they layer of dense irregular connective tissue surrounding a cartilage is the

perichondrium

an outer layer of dense irregular connective tissue and an inner osteogenic layer, make up the membrane on the external surface of compact bone called the

periosteum

this is a structural stabilizer of the cell membrane

phospholipids

forms of energy include all the following except

physiological

It is wise to study anatomy alongside with physiology because ________.

physiology is only explainable in terms of the underlying and related anatomy

a vessicular transport method involving mostly liquid (cell drinking) is called

pinocytosis

the ATP molecule is an example of _______ energy

potential

which phase of wound healing do we see the falling off of a dried blood clot

regeneration and fibrosis

osteogenesis or ossification lead to all of the following except

removal of excess bone matrix

The study of kidney function is called

renal physiology

the following is true about a colloid except

sand and sugar mixture is a good example of a colloid

a symport system

sees 2 substances move across a membrane in the same direction

one of the functional characteristics of life is responsiveness. this refers to ___________

sensing changes in the environment and then reacting or responding to them

a good example of an endocrine gland would be all of the following except

skeletal muscle

the type of bone composed of a honeycomb of trabeculae spaces which may be filled with red bone marrow is

spongy bone

which of the following is not seen in tissue repair

stem cell regeneration

functions of connective tissue include all of the following except

stretching and contracting

nitrogen bases are specifically paired. which pairing is incorrect

t-c

the nervous tissue which makes up the brain and spinal cord is more commonly referred to as

the central nervous system

the following is true about DNA except

the lipids which make up the DNA molecule, are primarily manufactured in the nucleus of cells

the cutaneous membrane is better known as

the skin

uracil replaces which nucleotide in RNA

thymine

watertight connections between 2 adjacent cells formed by interlocking proteins are called

tight junctions

Histology would be best defined as a study of ________.

tissues

generally what is the result of the negative feedback process

to maintain a relatively stable condition of homeostasis by maintaining a set point

a neutral fat is a

triglyceride

if a coenzyme is present, it is usually made from

vitamins