a&p chapter 1 quiz

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enhancement of labor contractions

a good example of a positive feedback mechanism would be

organ

a structure that is composed of two or more tissue types that work together to perform specific functions for the body is an ____

growth

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 necessary life function will be accomplished?

any sagittal plane except in the midline

describe a parasagittal plane

excretion of metabolic waste

expiration (breathing out) is how the body removes excessive carbon dioxide from the blood and this is an example of ____

tissues

histology would be defined as the study of ____

a relatively stable internal environment, within limits

homeostasis is the condition in which the body maintains ____

left upper quadrant

in which quadrant of the abdominopelvic cavity is the stomach located?

pleural, ventral, and thoracic

is which body cavity are the lungs located?

physiology is only explainable in terms of the underlying anatomy

it is wise to study anatomy alongside with physiology because ____

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

one of the functional characteristics of life is excitability or responsiveness, this refers to ____

2,1,4,3,5 atoms molecules cells tissues organs

place the following in correct sequence from simplest to most complex 1 - molecules 2 - atoms 3 - tissues 4 - cells 5 - organs

positive, negative

positive feedback differs from negative feedback because ____ feedback tends to enhance the triggered stimulus while ____ feedback tends to return the body to a homeostatic balance or "ideal" level

maintaining boundaries

prevention of water loss is a necessary function for life that would best fit in the category of ____

receptor

some of the nerve endings in the skin are sensitive to changes in temperature. they are part of a negative feedback mechanism regulating body temperature. these nerve endings represent a ________ in the negative feedback mechanism

the human body is erect the feet only slightly apart head and toes pointed forward arms handing at the sides palms facing forward

the anatomical position is characterized by ____

dorsal

the brain is located in what body cavity?

hip

the coal joint is most likely found in the ____ region of the body

lymphatic

the immune system is closely associated with the ____ system

thoracic

the parietal pleura would represent a serous membrane lining the ____ cavity

-a healthy body provides a common standard to compare to -the study of the human body provides a foundation for a more complete understanding of all human bodies -a healthy body establishes what "normal" is

the study of anatomy and physiology assumes and describes a healthy body because ____, ____. and ____

heart and lungs, anterior

the thoracic cavity contains the ____ and it is found _____ to the vertebral cavity

nutrients, water, atmospheric pressure, and oxygen

what are the survival needs of the body?

MRI

what imagining device would best localize a tumor in a person's brain?

it is considered the cause of most diseases

what is a true statement regarding homeostatic imbalance?

frontal

what is a vertical section through the body, dividing it into anterior and posterior regions

cardiovascular physiology

what is the operation of the heart and blood vessels?

intestines

what organ is found in the left iliac region?

physiological perspective

what perspective does this statement come from? the contraction of smooth muscle in blood vessels (vasoconstriction) can reduce the flow of blood through the vessel

anatomical perspective

what perspective does this statement come from? the innermost lining of the lungs is composed primarily of a thin tissue called simple squamous epithelium

nervous system

what system responds fastest to environmental stimuli?

positive feedback

when a baby suckles at its mother's breast the stimulus at the breast is sent to the mother's brain (a region called the hypothalamus). the brain responds by releasing hormones to stimulate the production and the ejection of milk from the breast. this helps the newborn to receive nourishment and encourages more suckling. this example is best described as a ____

cells are the simplest structure to fit all of the characteristic necessary to be considered alive

why are cells considered the smallest units of living things?

the posterior side of the knee

you are asked to take a person's heart rate at he popliteal pulse point, you will look for this pulse on __________


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