A&P 1 Practice Test 1 Questions and answers, 100% Accurate, graded A

A&P 1 Practice Test 1 Questions and answers, 100% Accurate, graded A a - -What is the regulation of stable internal body functions? a. homeostasis b. maintenance c. imbalance d. perfection a - -What is the study of the structure of body parts? a. anatomy b. biology c. physiology d. geology d - -Which of the following answers are NOT subdivisions of anatomy? a. gross b. developmental c. regional d. chemical c - -Which type of scan uses sound waves? a. computed tomography (CT) b. magnetic resonance imaging (MRI) c. ultrasound d. positron emission tomography (PET) distal - -The wrist is ______ to the elbow. lateral - -The arm is ______ to the chest. superior - -The head is ______ to the abdomen. deep - -The heart is ______ to the skin. b - -What type of symmetry do humans have? a. ipsilateral b. bilateral c. contralateral c - -The limbs belong to which main body region? a. axial b. central c. appendicular d. lateral c - -Name the body plane. a. transverse b. frontal c. sagittal c - -The ventral body cavity contains what? a. abdominopelvic and vertebral cavities b. cranial and thoracic cavities c. thoracic and abdominopelvic cavities d. cranial and vertebral cavities b - -The pleural cavities contain what organ? a. heart b. lung c. stomach d. brain d - -Name the bottom right abdominopelvic region (I) a. epigastric b. left lumbar c. right hypochondriac d. left iliac b - -Which type of serosa covers the organ? a. parietal b. visceral a - -Which disease causes organs to stick together and drag across one another? a. pleurisy/peritonitis b. mitochondrial disease c. cystic fibrosis d. mad cow disease b - -What is the basic structural and functional unit of the body? a. atom b. cell c. protein d. nucleus c - -Which of the following is NOT one of the three basic parts of a cell? a. plasma membrane b. cytoplasm c. cell wall d. nucleus c - -Which of the following types of cells have no nucleus? a. neuron b. skeletal muscle cell c. red blood cell d. smooth muscle cell b - -All cells have to ______ to stay alive. a. have a nucleus b. metabolize c. contain proteins d. replicate b - -What part of the cell controls what enters/exits? a. nucleus b. plasma membrane c. organelles d. cytoplasm a - -What component of the plasma membrane gives the membrane its nickname "Fluid Mosaic Model"? a. proteins b. lipids c. carbohydrates d. cholesterol b - -Cells cannot be free floating. a. true b. false a - -The lipid bilayer consists of polar heads and non polar tails. a. true b. false a - -What is the arrow pointing to in the figure? a. glycocalyx b. cholesterol c. peripheral protein d. integral protein a - -Integral and peripheral protein functions are basically the same. a. true b. false a - -What changes the shape of proteins? a. carrier proteins b. glycoproteins c. carbohydrates d. enzymes b - -Which of the following is not a type of cell junction? a. tight junction b. loose junction c. gap junction d. desmosome c - -Where are desmosomes found? a. epithelial cells b. digestive tract c. skin and heart d. smooth muscle and heart b - -Peripheral proteins of neighboring cells fuse together a. true b. false a - -What gives the cell its identity and allows it to recognize self and non-self? a. glycocalyx b. transport proteins c. enzymes d. cell junctions d - -Which organelle modifies and packages proteins? a. mitochondria b. lysososmes c. ribosomes d. golgi body b - -Name the disease: begins with the symptom of listlessness, then blindness, then seizures; children rarely live beyond 5 years and there is no cure or treatment. a. mitochondrial disease b. Tay Sachs disease c. pleurisy d. peritonitis b - -The plasma membrane is ______. a. non-permeable b. selectively permeable c. permeable b - -Energy is required for diffusion. a. true b. false a - -Diffusion is the movement of molecules from ______ to ______ concentration. a. high; low b. low; high b - -Glucose, amino acids, and ions are moved through the membrane via ______. a. osmosis b. facilitated diffusion c. bulk flow (filtration)