Download APHY 101 Module 8 - Midterm Exam (Ch. 1-6) 2024 multiple choices quiz correct answers and more Exams Animal Anatomy and Physiology in PDF only on Docsity!
APHY 101 Module 8 - Midterm Exam (Ch.
1-6) 2024 multiple choices quiz correct
answers provided
Anatomy and physiology are difficult to separate because A. physiological functions in an organism are ongoing. B. our understanding of physiology is changing more than our understanding of anatomy C. body parts take up space D. physiological functions depend on anatomical structures - Answer>>D. physiological functions depend on anatomical structures Molecules bind to receptor sites and are enclosed in vesicles in the process of A. exocytosis B. receptor-mediated endocytosis C. pinocytosis D. phagocytosis - Answer>>B. receptor-mediated endocytosis The major blood vessels that supply the skin are in the A: epidermis B. dermis C. subcutaneous layer D. basement membrane - Answer>>B. dermis ATP is important to cellular processes because it
A. releases oxygen when high-energy phosphate bonds are broken B. is formed by muscles contracting or whenever cellular work occurs C. is a by-product of all catabolic reactions D. provides energy for cellular work when the terminal, high-energy bond is broken - Answer>>D. provides energy for cellular work when the terminal, high-energy bond is broken DNA and RNA differ in that A. RNA is found only in the nucleus and DNA is found only in the cytoplasm B. RNA is double-stranded and DNA is single-stranded C. DNA holds genetic information and RNA uses that information to synthesize protein D. RNA has deoxyribose and DNA has ribose - Answer>>C. DNA holds genetic information and RNA uses that information synthesize protein A peptide bond forms between A. adjacent amino acids B. a tRNA and an mRNA C. a gene and a protein D. an mRNA and an rRNA - Answer>>A. adjacent amino acids The anaerobic reactions of cellular respiration take place in the A. mitochondria B. ribosomes C. cytoplasm D. nucleus - Answer>>C. cytoplasm
B. blood platelets C. lymphocytes D. red blood cells - Answer>>B. blood platelets Which of the nitrogenous bases is part of DNA, but not RNA? A. thymine B. cytosine C. guanine D. uracil - Answer>>A. thymine Simple squamous epithelium is an example of a(n) A. organ B. tissue C. organ system D. molecule - Answer>>B. tissue The isotope most likely to be used to study the thyroid gland is A. iron- B. thallium- C. cobalt- D. iodine-131 - Answer>>D. iodine- Exposure to ultraviolet light darkens skin by stimulating synthesis of
A. melanin B. hemoglobin C. cyanin D. carotene - Answer>>A. melanin A complete atom is electrically neutral because A. the number of electrons is greater than the number of protons B. the number of electrons equals the number of neutrons C. the number of protons equals the number of neutrons D. the number of electrons equals the number of protons - Answer>>D. the number of electrons equals the number or protons Which of the following characteristics of life and their descriptions is correct? A. responsiveness - obtaining and using oxygen to release energy from food B. assimilation - sensing changes inside or outside the body and reacting to them C. circulation - the movement of substances in body fluids D. respiration - changing absorbed substances into forms that are chemically different from those that entered the body fluids - Answer>>C. circulation - the movement of substances in body fluids Histology is the study of A. molecules B. cells C. tissues D. organ function - Answer>>C. tissues
D. lose H2O as bonds are formed; use H2O to break bonds - Answer>>D. lose H2O as bonds are formed; use H2O to break bonds Blood cells are produced in the organs of the _____ system. A. respiratory B. muscular C. skeletal D. endocrine - Answer>>C. skeletal Which of the following is the most abundant inorganic substance in the body? A. protein B. carbohydrate C. water D. lipid - Answer>>C. water The upper mid portion of the abdomen is called the _____ region. A. hypochondriac B. iliac C. hypogastric D. epigastric - Answer>>D. epigastric Which of the following describes the epidermis? A. keeps out harmful chemicals and pathogens
B. retains water in deeper skin layer C. protects the skin against mechanical injury D. all of the answer choices are correct - Answer>>D. all of the answer choices are correct In phagocytosis A. a particle enters a cell by moving down its concentration gradient B. a cell membrane engulfs droplets C. a cell membrane engulfs solid particles D. a carrier molecule moves a substance across a cell membrane using ATP - Answer>>C. a cell membrane engulfs solid particles The pH scale measures the A. number of molecules of salts dissolved in water B. concentration of hydrogen ions in solution C. strength of an electrical current that a solution carries D. number of hydroxide ions in water. - Answer>>B. concentration of hydrogen ions in solution Which of the following diseases would originate in the abdominopelvic cavity? A. laryngitis B. pancreatis C. myopia (near-sightedness) D. asthma - Answer>>B. pancreatitis For which of the following organelles are the structure and function correctly described?
C. canaliculi D. osteons - Answer>>B. central canals Programmed cell death occurs during development, including the removal of webbing between fingers of the fetus. This process is known as A. cell differentiation B. apoptosis C. mitosis D. cell specialization - Answer>>B. apoptosis The layer of the epidermis that includes melanocytes and a single row of columnar cells that undergo mitosis is the A. stratum corneum B. stratum granulosum C. stratum spinosum D. stratum basale - Answer>>D. stratum basale Maintaining a stable internal environment typically requires A. negative feedback mechanisms B. an unstable outside environment C. decreased atmospheric pressure D. positive feedback mechanisms - Answer>>A. negative feedback mechanisms What type of tissue is adipose tissue?
A. epithelial tissue B. nervous tissue C. connective tissue D. muscle tissue - Answer>>C. connective tissue The removal of wastes produced by metabolic reactions is A. absorption B. metabolism C. assimilation D. excretion - Answer>>D. excretion A mutation can cause disease if A. the DNA sequence does not change B. it attracts mutagens C. the DNA sequence changes so that one amino acid is substituted for another in a way that does not alter the encoded protein's functioning D. the DNA sequence changes so that one amino acid is substituted for another in a way that affects the encoded protein's functioning - Answer>>D. the DNA sequence changes so that one amino acid is substituted for another in a way that affects the encoded protein's functioning The anatomical term that indicates a structure is towards the front is A. superficial B. superior C. anterior D. proximal - Answer>>C. anterior
A. has the same osmotic pressure as the cells in the solution B. has more water entering than leaving a cell C. has a greater concentration of impermeant solute than a cell D. causes a cell to shrink - Answer>>A. has the same osmotic pressure as the cells in the solution. Matter is composed of elements, which are composed of _____. A. atoms B. organic molecules C. inorganic molecules D. chemicals - Answer>>A. atoms Which of the following is an example of catabolism A. the assembly of the cell membrane from precursor molecules B. the increase in muscle tissue with exercise C. the formation of secretory proteins in the pancreas D. the breakdown of glucose in the cytoplasm and mitochondria - Answer>>D. the breakdown of glucose in the cytoplasm and mitochondria Which of the following is not correct concerning the skin? A. the dermis contains smooth muscle and nervous tissue B. the dermis is usually thicker than the epidermis C. the epidermis is composed of stratified squamous epithelium
D. the subcutaneous layer is between the dermis and the epidermis - Answer>>D. the subcutaneous layer is between the dermis and the epidermis A hypotonic solution A. has a lower concentration (number) of impermeant solute than do the cells in the solution B. causes cells to shrink C. has a higher osmotic pressure than do the cells in the solution D. would cause cells in the solution to lose water - Answer>>A. has a lower concentration (number) of impermeant solute than do the cells in the solution Transcription and translation differ in that A. transcription produces RNA and translation produces DNA B. transcription produces protein and translation produces RNA C. translation produces DNA and translation produces RNA D. transcription produces RNA and translation produces protein - Answer>>D. transcription produces RNA and translation produces protein If the concentration of glucose in the water outside of a cell is higher than the concentration inside, A. glucose will leave the cell by osmosis. B. water will enter the cell by osmosis. C. water will leave the cell by osmosis. D. glucose will enter the cell by osmosis. - Answer>>C. water will leave the cell by osmosis. Which of the following is not true of organelles?
Synthesis reactions are particularly important in the body for A. digestion of food products. B. release of energy. C. growth of body parts. D. neutralization of acids by buffers. - Answer>>B. release of energy. Which of the following is not a characteristic of enzymes? A. Most are proteins. B. They speed up the rate of chemical reactions but are not used up in the process. C. They have active sites and interact with specific substrates. D. They are most active at temperatures above 53 degrees C. - Answer>>D. They are most active at temperatures above 53 degrees C. The breakdown of table sugar into glucose and fructose is an example of a(n) __________ reaction. A. synthesis B. exchange C. acid-base D. hydrolysis - Answer>>D. hydrolysis Body heat is lost primarily by: A. conduction B. evaporation
C. radiation D. convection - Answer>>C. radiation Epidermis is __________, whereas dermis is __________. A. the outermost layer of the skin; composed of stratified squamous epithelial tissue B. the innermost layer of the skin; under the epidermis C. largely composed of dense connective tissue; composed of stratified squamous epithelial tissue D. composed of stratified squamous epithelial tissue; composed of connective tissue, smooth muscle, and nerve cell processes - Answer>>D. composed of stratified squamous epithelial tissue; composed of connective tissue, smooth muscle, and nerve cell processes The type of epithelium that lines the urinary bladder and many of the urinary passageways is A. columnar B. transitional C. pseudostratified D. cuboidal - Answer>>B. transitional The dermis is composed largely of A. dense irregular connective tissue. B. stratified squamous epithelium. C. dense regular connective tissue. D. stratified columnar epithelium. - Answer>>A. dense irregular connective tissue. Exposure to ultraviolet radiation greatly increases the risk of developing
A person has alkalosis if the blood pH A. is below 7.0. B. rises above 7.5. C. drops below 7.3. D. is above 7.0. - Answer>>B. rises above 7.5. In treating a burn patient, the "rule of nines" is used to estimate the A. degree and source of the burn. B. depth of the burn. C. surface area of the burn. D. type of scar that will form. - Answer>>C. surface area of the burn. Bone cells and muscle cells differ in structure and function because A. each has different genes. B. each has different chromosomes. C. they express the same subset of genes. D. each expresses a different subset of genes. - Answer>>D. each expresses a different subset of genes. Specialized cell types organized in a way that provides a specific function form A. tissues, which build organs. B. organs, which build tissues.
C. atoms, which comprise tissues. D. organ systems, which build tissues. - Answer>>A. tissues, which build organs. Skin cells play an important role in producing A. vitamin D. B. vitamin A. C. vitamin C. D. vitamin B. - Answer>>A. vitamin D. Which of the following characteristics is used to name tissue types? A. organization of cells B. number of inclusions C. location of cells in the body D. number of mitochondria - Answer>>A. organization of cells Involuntary muscle tissues are A. smooth muscle tissue and skeletal muscle tissue. B. smooth muscle tissue and cardiac muscle tissue. C. smooth muscle tissue, skeletal muscle tissue, and cardiac muscle tissue. D. cardiac muscle tissue and skeletal muscle tissue. - Answer>>B. smooth muscle tissue and cardiac muscle tissue. In all organisms, the basic unit structure and function is
