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The tissue through which gases are exchanged between the blood and the air in the
lungs is - ANSWERS-simple squamous epithelium
A body has been sectioned in such a way that there is one whole lung per section and
the urinary bladder has been split in half. What type of section is this? - ANSWERS-
sagittal
Which type of tissue lines the follicles of the thyroid glands? - ANSWERS-simple
cuboidal epithelium
The anaerobic reactions of cellular respiration take place in the - ANSWERS-cytoplasm
Which action is the main function of the digestive system? - ANSWERS-absorption of
nutrients
,A cell is surrounded by an extremely thin, flexible membrane. Why is the membrane
selectively permeable? - ANSWERS-It allows some substances to pass through and
excludes others based on size, polarity, and other factors.
What type of tissue is adipose tissue? - ANSWERS-connective tissue
The human integumentary system includes - ANSWERS-skin, nails, hair follicles, and
sweat glands
DNA and RNA differ in that - ANSWERS-DNA holds genetic information and RNA uses
that information to synthesize protein.
Body heat is lost primarily by - ANSWERS-radiation
Bone cells form concentric circles around longitudinal tubes called - ANSWERS-central
canals
Matter is composed of elements, which are composed of __________. - ANSWERS-
atoms
For which of the following organelles are the structure and function correctly described?
- ANSWERS-Endoplasmic reticulum—a network of interconnected membranes forming
sacs and canals that packages protein molecules for secretion
Which of the following are cellular fragments? - ANSWERS-blood platelets
Homeostasis exists if concentrations of water, nutrients, and oxygen in the body are
balanced and heat and pressure __________. - ANSWERS-remain within certain
limited ranges
Maintaining a stable internal environment typically requires - ANSWERS-negative
feedback mechanism
, Transcription and translation differ in that - ANSWERS-transcription produces RNA and
translation produces protein.
Endoplasmic reticulum is best described as a - ANSWERS-network of interconnected
membranes
The major blood vessels that supply the skin are in the - ANSWERS-dermis
An isotonic solution - ANSWERS-has the same osmotic pressure as the cells in the
solution
The isotope most likely to be used to study the thyroid gland is - ANSWERS-iodine-131
The type of epithelium that lines the urinary bladder and many of the urinary
passageways is - ANSWERS-transitional
ATP is important to cellular processes because it - ANSWERS-provides energy for
cellular work when the terminal, high-energy bond is broken.
In phagocytosis - ANSWERS-a cell membrane engulfs solid particles.
Anatomy and physiology are difficult to separate because - ANSWERS-physiological
functions depend on anatomical structures.
A burn affecting only the epidermis is a - ANSWERS-superficial partial-thickness burn
In treating a burn patient, the "rule of nines" is used to estimate the - ANSWERS-
surface area of the burn.
Simple squamous epithelium is an example of a(n) - ANSWERS-tissue