IVY TECH APHY 101 MIDTERM EXAM Questions and Answers 2026 | Comprehensive Review with Detailed Rationales | Grade A+

IVY TECH APHY 101 MIDTERM EXAM Questions
and Answers 2026 | Comprehensive Review
with Detailed Rationales | Grade A+
• Body heat is lost primarily by. CORRECT ANSWER: radiation


• Bone cells form concentric circles around longitudinal tubes called.
CORRECT ANSWER: 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?. CORRECT ANSWER: sagittal


• Which type of tissue lines the follicles of the thyroid glands?.
CORRECT ANSWER: simple cuboidal epithelium


• The anaerobic reactions of cellular respiration take place in the.
CORRECT ANSWER: cytoplasm


• Which action is the main function of the digestive system?. CORRECT
ANSWER: absorption of nutrients


• A cell is surrounded by an extremely thin, flexible membrane. Why is
the membrane selectively permeable?. CORRECT ANSWER: It allows
some substances to pass through and excludes others based on size,
polarity, and other factors.

,• What type of tissue is adipose tissue?. CORRECT ANSWER: connective
tissue


• The human integumentary system includes. CORRECT ANSWER: skin,
nails, hair follicles, and sweat glands


• DNA and RNA differ in that. CORRECT ANSWER: DNA holds genetic
information and RNA uses that information to synthesize protein.


• Maintaining a stable internal environment typically requires.
CORRECT ANSWER: negative feedback mechanism


• Transcription and translation differ in that. CORRECT ANSWER:
transcription produces RNA and translation produces protein.


• Endoplasmic reticulum is best described as a. CORRECT ANSWER:
network of interconnected membranes


• The major blood vessels that supply the skin are in the. CORRECT
ANSWER: dermis


• Matter is composed of elements, which are composed of
__________.. CORRECT ANSWER: atoms

,• For which of the following organelles are the structure and function
correctly described?. CORRECT ANSWER: Endoplasmic reticulum—a
network of interconnected membranes forming sacs and canals that
packages protein molecules for secretion


• Which of the following are cellular fragments?. CORRECT ANSWER:
blood platelets


• Homeostasis exists if concentrations of water, nutrients, and oxygen
in the body are balanced and heat and pressure __________.. CORRECT
ANSWER: remain within certain limited ranges


• An isotonic solution. CORRECT ANSWER: has the same osmotic
pressure as the cells in the solution


• Which of the following characteristics of life and their descriptions is
correct?. CORRECT ANSWER: Circulation—the movement of substances
in body fluids


• Which of the following characteristics is used to name tissue types?.
CORRECT ANSWER: organization of cells


• The isotope most likely to be used to study the thyroid gland is.
CORRECT ANSWER: iodine-131

, • The type of epithelium that lines the urinary bladder and many of the
urinary passageways is. CORRECT ANSWER: transitional


• ATP is important to cellular processes because it. CORRECT ANSWER:
provides energy for cellular work when the terminal, high-energy bond
is broken.


• In phagocytosis. CORRECT ANSWER: a cell membrane engulfs solid
particles.


• Anatomy and physiology are difficult to separate because. CORRECT
ANSWER: physiological functions depend on anatomical structures.


• A burn affecting only the epidermis is a. CORRECT ANSWER:
superficial partial-thickness burn


• In treating a burn patient, the "rule of nines" is used to estimate the.
CORRECT ANSWER: surface area of the burn.


• Simple squamous epithelium is an example of a(n). CORRECT
ANSWER: tissue


• A complete atom is electrically neutral because. CORRECT ANSWER:
the number of electrons equals the number of protons.