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ECPI A&P 1 Final Exam Questions and Answers 100% Accurate

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ECPI A&P 1 Final Exam

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  • September 5, 2024
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ECPI A&P 1 Final Exam

Endocrine - answer the body's "slow" chemical communication system; a set of glands
that secrete hormones into the bloodstream

red bone marrow - answer found in cancellous bone; site of hematopoiesis, produces
blood cells

yellow bone marrow - answer fatty tissue found in the medullary cavity of most adult
long bones

covalent bond - answer A chemical bond that involves sharing a pair of electrons
between atoms in a molecule

ionic bond - answer Formed when one or more electrons are transferred from one atom
to another

hydrogen bond - answer weak attraction between a hydrogen atom and another atom

Polar - answer Molecule with partial charges. Mixes with water. Having a pair of equal
and opposite charges

Nonpolar - answer No partial charges. Do not mix with water. Equal sharing of electrons

What is a genetic code - answer is the set of rules used by living cells to translate
information encoded within genetic material into proteins.

DNA - answer deoxyribonucleic acid, a self-replicating material present in nearly all
living organisms as the main constituent of chromosomes. It is the carrier of genetic
information.

smooth muscle - answer Involuntary muscle found inside many internal organs of the
body

cardiac muscle - answer Involuntary muscle tissue found only in the heart.

skeletal muscle - answer A muscle that is attached to the bones of the skeleton and
provides the force that moves the bones.

Nucleus - answer A part of the cell containing DNA and RNA and responsible for growth
and reproduction

, myocyte - answermuscle cell or muscle fiber

Chondrocytes - answermature cartilage cells that reside in lacunae. a cell which has
secreted the matrix of cartilage and become embedded in it.

Osteocytes - answera bone cell, formed when an osteoblast becomes embedded in the
matrix it has secreted.

Adipocytes - answerfat cells

Erythrocytes - answerred blood cells (RBC); no nucleus, contain hemoglobin which
carries oxygen

Aponeurosis - answerstrong sheet of tissue that acts as a tendon to attach muscles to
bone

What is the matrix composed of? - answerfibrous proteins and ground substance

What are the layers of the bone? - answerperiosteum, compact bone, spongy bone,
bone marrow

Interphase - answerCell grows, performs its normal functions, and prepares for division;
consists of G1, S, and G2 phases

Prophase - answerChromosomes become visable, nuclear envelop dissolves, spindle
forms

Metaphase - answersecond phase of mitosis, during which the chromosomes line up
across the center of the cell

Anaphase - answerthe third phase of mitosis, during which the chromosome pairs
separate and move toward opposite poles

Telophase - answerphase of mitosis in which the distinct individual chromosomes begin
to spread out into a tangle of chromatin

Cytokinesis - answerdivision of the cytoplasm to form two separate daughter cells

muscle spindles - answerreceptors sensitive to change in length of the muscle and the
rate of that change

Golgi tendon organs - answerreceptors that sense movement of the tendons, which
connect muscle to bone

tectorial membrane - answerA membrane located above the basilar membrane; serves
as a shelf against which the cilia of the auditory hair cells move

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