BIOS 251 Midterm CHAMBERLAIN COLLEGE OF NURSING Actual Exam Latest Update 2024-2025 110 Questions and 100% Verified Correct Answers Guaranteed A+
- major elements that make up the majority of molecules in the body - CORRECT
ANSWER: Oxygen, carbon, hydrogen, nitrogen
4 tissue types - CORRECT ANSWER: epithelial, connective, muscular, nervous
Abdominal cavity - CORRECT ANSWER: -contains stomach, spleen, liver, gallbladder, small intestine, and most of large intestine -the serous membrane of the abdominal cavity is the peritoneum
Abdominopelvic cavity - CORRECT ANSWER: subdivided into abdominal and pelvic
cavities
Acid - CORRECT ANSWER: dissociates into one or more hydrogen ions, donates a
proton (H+ )
Adenosine Triphosphate (ATP) - CORRECT ANSWER: -the principal energy-storing
molecule in the body, "energy currency"
Adherens junctions - CORRECT ANSWER: -provide strong mechanical attachments
between adjacent cells -hold cardiac muscle cells tightly together as the heart expands and contracts.-hold epithelial cells together.
Anabolism - CORRECT ANSWER: building up, making a new molecule, use energy
Anaphase (mitosis) - CORRECT ANSWER: centromeres of chromosomes split and
sister chromatids move toward opposite poles of the cell
Anatomy - CORRECT ANSWER: "cutting things up"
- structure of the body and how the parts relate to each other in space
- uses medical terminology where roots, prefixes and suffixes are derived from Greek or
Latin
Anterior (ventral) - CORRECT ANSWER: Close to front of the body
Apocrine - CORRECT ANSWER: -secretory product released apical cytoplasm and
apical plasma membrane with it
-ex: lipids from mammary glands
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Atoms - CORRECT ANSWER: -the smallest units of matter that retain the properties and characteristics of an element -composed of protons, neutrons, and electrons
Base - CORRECT ANSWER: dissociate into hydroxide ions and cations, remove H+
from solution (OH- + H + = H2O)
Catabolism - CORRECT ANSWER: breaking apart molecules, release energy
Cell junctions - CORRECT ANSWER: Cells can be held together in a number of ways.These points of contact between cells are called cell junctions
Centrosome (centrioles) - CORRECT ANSWER: -one centrosome is located near the
nucleus -contains a pair of centrioles at right angles to each other -surrounded by pericetriolar material (mitotic spindle origin) -replicate during cell division
Chemical reaction - CORRECT ANSWER: occurs when new bonds are formed or old
bonds are broken
Chromatin - CORRECT ANSWER: unwound DNA, actively producing mRNA
Cilia - CORRECT ANSWER: move fluid across the surface of the tissue in one
direction
Composition of DNA - CORRECT ANSWER: Nitrogenous base, pentose sugar,
phosphate group (= nucleotide)
Concentration gradient - CORRECT ANSWER: the difference in the concentration of a chemical between one side of the plasma membrane and the other
Contralateral - CORRECT ANSWER: On opposites sides of the body
Covalent bonds - CORRECT ANSWER: -two or more atoms of same or different
element share electrons -most common bond in body, very strong; single, double, and triple bonds
Cranial cavity - CORRECT ANSWER: -Formed by cranial bones
-contains brain
Cytokinesis - CORRECT ANSWER: cleavage furrow forms and eventually the
cytoplasm of the parent cell fully splits -when this is complete, interphase begins
Deep - CORRECT ANSWER: Farther from the surface of the body
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