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physiology
test number 1
15
Biology
Undergraduate 2
02/18/2009

Additional Biology Flashcards

 


 

Cards

Term

A) Anatomy

 B) Physiology

C) Pathophysiology

D) Pathology

Definition

A) The study of the structure of the body.

B) The study of the functions of the body.

C) The study of the functions in disease.

D) The study of disease itself.

Term

Biological Levels of Organization consists of..

Definition

Cellular (Cytology) -> Tissue (Histology) ->

Organs (Organology) -> Organ system ->
Organism (Physiology)

Term

A) Cell signaling

 

B) what are the 3 most important systems in cell signaling?

Definition

A) how cells communicate with each other.

 

B) nervous, endocrine and immune systems.

Term
Homeostasis
Definition
maintenance of an internal steady state, despite changes in external enviornment.
Term

 A) Due to the cold enviornment low body tempature is sensed by _____.

B) Paleness is due to _____.

C) Shivers are due to _____.

D) Goosebumps are due to _____.

Definition

A) The hypothalamus, which then sends out nerve signals.

B) vessel constrictions.

C) release of heat energy.

D) elevation of skin hairs.

Term

 

 

A) Negative feedback system

 

B) Positive feedback system

Definition

A) where response changes direction of stimulus(ex. body tempature decreases due to cold weather)

 

B) one in which the response is amplified until the stimulus is stopped or removed.(ex. blood clotting, child birth)

 

Term

define

A) Setpoint

 

B) most homestatic regulation is _________.

Definition

A) value at which a level of process is maintaned

 

B) Negative feedback

Term

Properties of livings.

 

A) Breathing

- respiration

Definition

A) "ventilation" exchange of respitory gases(o2,co2)between enviornment and lungs/other respitory organs.

- above and other processes, we need the gas to burn/oxidize fuel(glucose=mainfield)

Term

 

 

A)Movement and locomotion

B) Circulation

C) reproduction,repair,growth

 

Definition

 

 

A) response to envionrment

B) disperses nutrients to cells and moves wastes from cells.

Term

A) Digestion

B) ingetstion

C) egestion

 D) absobtion

E) assimilation

Definition

A) physical and chemical breakdown of food to optain the fuels for energy

B) taking in of food

C) elimination, release of solid wastes

D) movement of materials from interstine to bloodstream

E) incorporation of nutrients in cytoplasmic membrane

Term

A) Metabolism

B)catabolism

C)anabolism

Definition

A) all the vital processes that are involved in use for release of energy.

B) breakdown of large molecules to form smalled ones with the release of energy. (ex. protein -> aminoacid)

C)build of up large molecules from smaller ones (ex. energy + amino acid -> protien) 

Term

A) metabolic pathway

 

What is the vital organ for metobolic pathways?

 

The main regulator is the ______.

Definition

A) energetically linked series of reactions (ex. glycolysis->krebs->e-transport)

 

-the liver is the vital organ for metabolic pathways, contains many enzymes for metabolism.

 

- thyriod gland usually speeds up catabolism and 02 utlization)

Term

A) response and adaptation to stimuli

B) use of DNA as chemical of hereditary

C) ability to undergoe evolution

D) composition of one or more cells

Definition

A) -enviornmental change

-maintanance of homeostasis

C) long term change due to the accumulation of mutation.

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