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TEST 2026: 240+ QUESTIONS AND 100%
VERIFIED ANSWERS | GRADED A+ |
GUARANTEED PASS!!
The tissue through which gases are exchanged between the blood and the air in the
lungs is
ANS: simple squamous epithelium
Body heat is lost primarily by
ANS: radiation
Bone cells form concentric circles around longitudinal tubes called
ANS: central canals
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?
ANS: sagittal
Which type of tissue lines the follicles of the thyroid glands?
ANS: simple cuboidal epithelium
The anaerobic reactions of cellular respiration take place in the
ANS: cytoplasm
Which action is the main function of the digestive system?
ANS: absorption of nutrients
A cell is surrounded by an extremely thin, flexible membrane. Why is the
membrane selectively permeable?
ANS: It allows some substances to pass through and excludes others based on size,
polarity, and other factors.
What type of tissue is adipose tissue?
ANS: connective tissue
,The human integumentary system includes
ANS: skin, nails, hair follicles, and sweat glands
DNA and RNA differ in that
ANS: DNA holds genetic information and RNA uses that information to synthesize
protein.
Maintaining a stable internal environment typically requires
ANS: negative feedback mechanism
Transcription and translation differ in that
ANS: transcription produces RNA and translation produces protein.
Endoplasmic reticulum is best described as a
ANS: network of interconnected membranes
The major blood vessels that supply the skin are in the
ANS: dermis
Matter is composed of elements, which are composed of __________.
ANS: atoms
For which of the following organelles are the structure and function correctly
described?
ANS: Endoplasmic reticulum—a network of interconnected membranes forming
sacs and canals that packages protein molecules for secretion
Which of the following are cellular fragments?
ANS: blood platelets
Homeostasis exists if concentrations of water, nutrients, and oxygen in the body
are balanced and heat and pressure __________.
ANS: remain within certain limited ranges
An isotonic solution
ANS: has the same osmotic pressure as the cells in the solution
Which of the following characteristics of life and their descriptions is correct?
ANS: Circulation—the movement of substances in body fluids
, Which of the following characteristics is used to name tissue types?
ANS: organization of cells
The isotope most likely to be used to study the thyroid gland is
ANS: iodine-131
The type of epithelium that lines the urinary bladder and many of the urinary
passageways is
ANS: transitional
ATP is important to cellular processes because it
ANS: provides energy for cellular work when the terminal, high-energy bond is
broken.
In phagocytosis
ANS: a cell membrane engulfs solid particles.
Anatomy and physiology are difficult to separate because
ANS: physiological functions depend on anatomical structures.
A burn affecting only the epidermis is a
ANS: superficial partial-thickness burn
In treating a burn patient, the "rule of nines" is used to estimate the
ANS: surface area of the burn.
Simple squamous epithelium is an example of a(n)
ANS: tissue
A complete atom is electrically neutral because
ANS: the number of electrons equals the number of protons.
Involuntary muscle tissues are
ANS: smooth muscle tissue and cardiac muscle tissue
Bone cells and muscle cells differ in structure and function because
ANS: each expresses a different subset of genes.