HSC 211 Chp. 1 Quiz

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negative feedback

A primary mechanism of homeostasis, whereby a change in a physiological variable that is being monitored triggers a response that counteracts the initial fluctuation.

The name of the brand of science that deals specifically with the structure (morphology) of body parts, their forms, and how they are organized is

Anatomy

Molecules consist of microscopic particles called:

Atoms

The approach used to investigate the natural world is known as the:

Scientific method

What word root means "standing still"?

Stasis

the ___________ area is divided into nine regions and into four quadrants.

abdominal

standing upright with arms at the sides and palms facing forward is referred to as the _____________ position.

anatomical

the anatomical term for the region of the forearm (elbow to wrist) is

antebrachial

Posterior

back

the organ system involved with the absorption of nutrients from food is the _________; the organ system involved in the movement of the body is the ________.

digestive, muscular

what four structures are located in the axial portion of the body?

head, neck, chest (thoracic), abdominal

the term for a relatively stable internal environment that allows an organism to survive is known as:

homeostasis

what word describes the condition of a stable internal environment?

homeostasis

urinary system

kidneys, uterus, urinary bladder, and urethra

a sagittal plane is a vertical plane that divides the body into _____________ and ___________ portions.

left and right

a lengthwise cut that separates the body into equal left and right portions is a ___________ plane.

median

the ability to obtain and use energy is dependent on the cell's ability to perform the process of:

metabolism

the term ____________ refers to all chemical reactions occurring in the body.

metabolism

atoms join to form chemical groups called _____________, which in turn join to form __________.

molecules; macromolecules

endoctrine system

ovaries, hypothalamus, pituitary, thyroid, parathyroid, adrenal glands, pancreas, testes, pineal gland, and thymus

which membrane is more superficial?

parietal membrane

in a membrane of the thoracic or abdominopelvic cavities, the _________ layers lines the cavity wall and the __________ layers cover the surface of the internal organ(s).

parietal, visceral

what is the term given to the approach to investigate the natural world through accepting or rejecting hypothesis?

scientific inquiry

the anatomical position can be described as ______________.

standing upright, arms at side, palms facing forward

what is the definition of anatomy?

study of body structures

what word root means "cutting"?

tomy

Anterior

towards the front

what is the most abundant chemical in the body?

water


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