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A comprehensive set of 300 multiple-choice questions and answers covering various topics in aphy 101 anatomy and physiology. It serves as a valuable resource for students preparing for exams, offering a wide range of questions to test their understanding of key concepts. Topics such as tissue types, cell structure, and the integumentary system.
Typology: Exams
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Which of the following characteristics is used to name tissue types? - ANSWER✔✔Organization of cells Smooth muscle is found in the wall of the - ANSWER✔✔stomach and intestine. Areolar tissue contains - ANSWER✔✔collagenous fibers, elastic fibers, and gel-like ground substance. Blood is composed of red blood cells, white blood cells, and platelets suspended in a fluid extracellular matrix called plasma. True False - ANSWER✔✔True Muscle cells with more than one nucleus are - ANSWER✔✔skeletal muscle cells only.
Extracellular matrix consists of - ANSWER✔✔ground substance and protein fibers. A (An) ______ gland does not branch before reaching the glandular cells or secretory part. - ANSWER✔✔simple A skeletal muscle fiber contains many nuclei. True False - ANSWER✔✔True Bone cells form concentric circles around longitudinal tubes called - ANSWER✔✔central canals. Which of the following is an example of catabolism? - ANSWER✔✔The breakdown of glucose in the cytoplasm and mitochondria ATP is important to cellular processes because it - ANSWER✔✔provides energy for cellular work when the terminal, high-energy bond is broken. Which of the following substances increases in abundance during cellular respiration? - ANSWER✔✔ATP
A basement membrane anchors - ANSWER✔✔epithelial tissue to connective tissue. Adipose tissue is a form of - ANSWER✔✔connective tissue. Epithelial tissue functions in - ANSWER✔✔secretion, absorption, and protection. "Cutaneous membrane" refers to - ANSWER✔✔skin. The type of epithelium that secretes into ducts that open onto surfaces like skin or into body fluids is - ANSWER✔✔glandular epithelium. The tissue through which gases are exchanged between the blood and the air in the lungs is - ANSWER✔✔simple squamous epithelium. Shafts of hair are composed of - ANSWER✔✔dead epidermal cells.
Melanin production is greater in the skin of people who live outdoors all the time than in people who do not. True False - ANSWER✔✔True A burn affecting only the epidermis is a - ANSWER✔✔superficial partial-thickness burn. Eumelanin and pheomelanin are - ANSWER✔✔brownish-black and reddish-yellow pigments, respectively. Milk and ear wax - ANSWER✔✔are secreted from modified sweat glands. The hardness of a nail comes from - ANSWER✔✔keratin. The layer of the epidermis that includes melanocytes and a single row of columnar cells that undergo mitosis is the - ANSWER✔✔stratum basale. Skin wrinkles with age because - ANSWER✔✔fat is lost from the subcutaneous layer and the dermis shrinks.
Aging affects the appearance of the skin, producing wrinkles and sagging due to decreased collagen and elastin formation. True False - ANSWER✔✔True Which person is at highest risk of developing a cutaneous carcinoma? - ANSWER✔✔A lightcomplexioned man age 52 who goes to the beach on summer weekends and does not use sunblock because he likes to be tan As a person ages, the skin typically becomes - ANSWER✔✔spotted with patches of pigment. Injections that are administered into the tissues of the skin are called - ANSWER✔✔intradermal. The functions of skin include regulating body temperature. all of the above. acting as a protective covering. housing sensory receptors. -
ANSWER✔✔all of the above. The arrector pili muscle is attached to - ANSWER✔✔hair follicle. A second-degree burn is the same as a full-thickness burn. True False - ANSWER✔✔False Inflammation makes skin - ANSWER✔✔red, swollen and painful to touch. Which of the following is not correct concerning the skin? The dermis is usually thicker than the epidermis. The subcutaneous layer is between the dermis and the epidermis. The dermis contains smooth muscle and nervous tissue. The epidermis is composed of stratified squamous epithelium. - ANSWER✔✔The subcutaneous layer is between the dermis and the epidermis.
a)Organelles, cells, tissues, organs, organ systems b)Cells, tissues, organelles, organs, organ systems c)Organs, organelles, organ systems, cells, tissues d)Tissues, cells, organs, organelles, organ systems - ANSWER✔✔Organelles, cells, tissues, organs, organ systems Lipids a)are insoluble in water. b)include phospholipids, cholesterol, and fats. c)contain C, H, and O, but with proportionately less oxygen than in carbohydrates. d)all of the above. - ANSWER✔✔all of the above. Metabolism is defined as _____. a)the removal of wastes produced by chemical reactions b)the breakdown of substances into simpler forms c)all the chemical reactions occurring in an organism that support life d)the taking in of nutrients - ANSWER✔✔all the chemical reactions occurring in an organism that support life
During interphase, a cell rests. True False - ANSWER✔✔False Smooth endoplasmic reticulum has ribosomes and rough endoplasmic reticulum does not. True False - ANSWER✔✔False The activities of an anatomist consist of ______, whereas those of a physiologist consist of _____. - ANSWER✔✔observing body parts; studying functions of body parts An organic compound always contains - ANSWER✔✔carbon and hydrogen. Which of the following substances is an element? Glucose Water Iron Sodium chloride - ANSWER✔✔Iron
The atoms of the isotopes of a particular element vary in the number of - ANSWER✔✔neutrons. When the body is placed in the anatomical position, which of the following is not true? The head is facing to the front. The upper limbs are at the sides. The body is erect. The palms are facing backward. - ANSWER✔✔The palms are facing backward. A cell that can divide to give rise to any cell type is - ANSWER✔✔totipotent. Which of the following groups of compounds is hydrophobic? Carbohydrates Lipids Proteins Nucleic Acids - ANSWER✔✔Lipids
A water solution that contains equal numbers of hydrogen ions and hydroxide ions is - ANSWER✔✔neutral. An electrolyte ionizes in water. True False - ANSWER✔✔True The ears are lateral to the eyes. True False - ANSWER✔✔True The human body is divided into the ______ portion, which includes the head, neck, and torso, and the ________ portion, which includes the limbs. - ANSWER✔✔axial ,appendicular The axial portion contains two major cavities; the _____ cavity, which is completely encased in bone, and the _____cavity, which is closer to the front of the body. - ANSWER✔✔dorsal,ventral The ventral cavity is further divided into the _____ cavity, which contains the heart and lungs, and the _____cavity,
What characteristic do simple diffusion and facilitated diffusion share? - ANSWER✔✔Both move a substance from a region of higher concentration to one of lower concentration without using cellular energy. The process by which cells specialize is called differentiation. True False - ANSWER✔✔True A decomposition reaction can be symbolized by - ANSWER✔✔AB → A + B. The anatomical term that indicates a structure close to the surface is - ANSWER✔✔superficial. Nucleic acids are - ANSWER✔✔composed of building blocks called nucleotides. The three major parts of a cell are - ANSWER✔✔the nucleus, cytoplasm, and cell membrane The symbol Na+ represents a sodium atom that has lost an electron.
True False - ANSWER✔✔True Which of the following correctly describes the structural organization of the cell membrane? - ANSWER✔✔A bilayer of phospholipid molecules in which protein molecules are embedded and can move Saturated fats _______ than unsaturated fats. - ANSWER✔✔have more single carbon-carbon bonds A person with alkalosis has a blood pH less than 7.3. True False - ANSWER✔✔False The elbow is distal to the wrist. True False - ANSWER✔✔False Which of the following organs is in the abdominopelvic cavity? - ANSWER✔✔The liver
"Metabolism" refers to - ANSWER✔✔all of the chemical reactions in a cell. The aerobic reactions of cellular respiration occur in the mitochondria. True False - ANSWER✔✔True Mutagens are factors that cause mutation. True False - ANSWER✔✔True An ATP molecule consists of an adenine, a ribose, and three phosphates. True False - ANSWER✔✔True A cofactor is ______ and examples are _____. - ANSWER✔✔a necessary part of some enzymes; copper, iron, and zinc
An enzyme is - ANSWER✔✔a molecule, usually a protein, that speeds the rate of a biochemical reaction by lowering the activation energy. Dehydration synthesis reactions _____, whereas hydrolysis reactions _____. - ANSWER✔✔lose H2O to form bonds; use H2O to break bonds An active site of an enzyme is - ANSWER✔✔the part of an enzyme that combines with a substrate. APHY 101 ANATOMY AND PHYSIOLOGY MIDTERM EXAM LATEST 2025 QUESTIONS AND CORRECT ANSWERS GRADE A - IVY TECH COMMUNITY COLLEGE Define homeostasis - ANSWER>>Body's maintenance of a stable environment What is a homeostatic mechanism? - ANSWER>>the body maintains homeostasis through a number of self-regulating control systems; examples are regulating body temperature and pressure sensitive receptors to regulate body pressure Define matter - ANSWER>>Anything that takes up space and has mass (weight). It is composed of elements.