practice questions Flashcards
1.Which term refers to the study of how an organ functions?
A. Anatomy
B. physiology
b.physiology
2.A group of similar cells performing a specialized function is
referred to as a(n)
A. tissue. B. organ.
C. molecule. D. system
a.tissue
- Cells are to tissues as tissues are to
A. systems. B. molecules.
C. organs. D. organelles
C. organs
- Which of the following is NOT considered anatomical
position?
A. Standing erect B. Palms facing backward
C. Face forward D. Toes pointing forward
B. Palms facing backward
5.Which of the following pairs are opposing terms?
A. Superior/posterior B. Superior/inferior
C. Anterior/inferior D. Superior/anterior
B. Superior/inferior
- Which term refers to the back?
A. Inferior B. Lateral
C. Posterior D. Peripheral
C. Posterior
- The heart is _____ to the lungs.
A. dorsal B. superior
C. lateral D. medial
D. medial
- Which of the following is INCORRECT in describing the
nose?
A. It is superior to the mouth
B. It is medial to the eyes
C. It is on the dorsal aspect of the face
D. It is inferior to the forehead
C. It is on the dorsal aspect of the face
- Appendicular refers to the
A. skull. B. thorax.
C. legs and arms. D. skull and thorax
C.legs and arms
- Which type of section divides the body into anterior and
posterior portions?
A. Median B. Transverse
C. Sagittal D. Frontal or coronal
D. Frontal or coronal
- Visceral refers to
A. organs. B. tissues.
C. cells. D. atoms.
A. organs
- Which two cavities does the diaphragm separate?
A. Abdominal and pelvic B. Dorsal and ventral
C. Thoracic and abdominal D. Cranial and spinal
C. Thoracic and abdominal
- The liver would be found in which cavity?
A. Dorsal cavity B. Abdominal cavity
C. Pericardial cavity D. Pleural cavity
B. Abdominal cavity
- The urinary bladder is found in which abdominopelvic
region?
A. Hypogastric B. Left lumbar
C. Right iliac D. Umbilical
A. Hypogastric
- Skin is part of
A. integration and coordination.
B. the integumentary system.
C. transportation.
D. support and movement.
B. the integumentary system.
- Transportation within the body is mainly part of
A. the nervous system. B. the skin.
C. the skeleton. D. the cardiovascular system.
D. the cardiovascular system.
- Homeostasis refers to
A. changing external conditions.
B. stable external conditions.
C. changing internal conditions.
D. stable internal conditions.
D. stable internal conditions.
- Which of the following occurs as a result of positive feedback
and assists in the maintenance of homeostasis?
A. Body temperature regulation
B. Blood pH regulation
C. Blood clot formation
D. Blood cell production
C. Blood clot formation
- Sally is rushed to the hospital with acute appendicitis. Which
serous membrane is in danger of infection?
A. Peritoneum B. Pleura
C. Meninges D. Pericardium
A. Peritoneum
- Different forms of the same element with different numbers
of neutrons are called
A. molecules. B. compounds.
C. isotopes. D. lattices.
C. isotopes
- An ion is an atom or molecule that
A. is in a gaseous state.
B. carries an electrical charge.
C. is attracted to a north-seeking pole.
D. forms a visible glow.
B. carries an electrical charge
- A bond created from the sharing of electrons between two
atoms is a(an) ______ bond.
A. covalent B. hydrogen
C. ionic D. polymer
A. covalent
- When one atom has a stronger attraction for shared
electrons in a bond than the other atom, a(an) ___________
covalent bond is formed.
A. polar B. nonpolar
C. ionic D. metallic
A. polar
- Substances that are water-loving are called
A. hydrophilic. B. hydrophobic.
C. hydrophoric. D. hydrochromic.
A. hydrophilic
- A pH of 5.5 would be considered
A. acidic. B. basic. C. neutral.
A. acidic
- Organic compounds always contain ___________ atoms.
A. water B. carbon
C. nitrogen D. oxygen
B. carbon
- Glycogen is
A. a monosaccharide used for quick energy.
B. a protein found in cell membranes.
C. a polysaccharide used as stored energy.
D. a fat found in margarine.
C. a polysaccharide used as stored energy.
- Which of the following contains glucose?
A. Protein B. Fat
C. Nucleic acid D. Starch
D. Starch
- Organic compounds that are always insoluble in water are
called
A. sugars. B. lipids.
C. nucleotides. D. proteins.
B. lipids
- Triglycerides are composed of glycerol and three fatty acids.
When the fatty acids contain one or more double bonds, the fat
is considered
A. saturated. B. unsaturated.
C. emulsified. D. synthesized.
B. unsaturated
- The subunit molecules for proteins are
A. atoms. B. amino acids.
C. enzymes. D. polymers
B. amino acids.
- Which of the following is a nucleic acid?
A. DNA
B. RNA
C. Both DNA and RNA
D. None of these choices are correct.
C. Both DNA and RNA
- Which of the following is NOT a component of a nucleotide?
A. Pentose sugar B. Phosphate group
C. Glucose D. Nitrogen-containing base
C. Glucose
- Which of the following molecules is the primary energy
carrier in cells?
A. DNA B. ATP
C. RNA D. GNA
B. ATP
- The movement of protein molecules within the phospholipids
bilayer is described by the
A. fluid mosaic model.
B. lipid mosaic model.
C. protein – lipid mosaic model.
D. cholesterol mosaic model.
A. fluid mosaic model.
- Which of the following organelles functions in protein
synthesis?
A. Ribosomes B. Golgi apparatus
C. Smooth ER D. All of these choices are correct.
A. Ribosomes
- Mitochondria
A. produce protein. B. store food.
C. produce ATP. D. digest food.
C. produce ATP
- __________ are small hair-like extensions that produce
movement across the surface of cells.
A. Cilia B. Flagella
C. Microvilli D. Basal bodies
A. Cilia
- The plasma membrane is
A. impermeable.
B. permeable to everything.
C. selectively permeable.
C. selectively permeable.
- The random movement of simple substances from an area of
higher concentration to an area of lower concentration is called
A. osmosis. B. filtration.
C. diffusion. D. pumping.
C. diffusion
- The movement of H 2 O across a plasma membrane
A. is called osmosis.
B. is called diffusion.
C. requires energy.
D. is called osmosis and requires energy.
A. is called osmosis
- When a cell is placed into a(an) __________ solution, water
enters the cell.
A. isotonic B. hypotonic C. hypertonic
B. hypotonic
- Which process does not require a concentration gradient?
A. Active transport B. Diffusion
C. Facilitated diffusion D. Osmosis
A. Active transport
- The formation of a pocket of the plasma membrane to bring
in solid materials is called
A. exocytosis. B. pinocytosis.
C. phagocytosis. D. facilitated diffusion.
C. phagocytosis.
- The division of the nucleus is
A. cytokinesis. B. mitosis.
C. interphase. D. telophase.
B. mitosis.
- The division of the cytoplasm and organelles is
A. cytokinesis. B. mitosis.
C. interphase. D. telophase.
A. cytokinesis
- The portion of the cell cycle when a cell is not dividing and
doing what it is designed to do is called
A. interphase. B. mitosis.
C. apoptosis. D. exterophase.
A. interphase
- Which type of tissue covers surfaces and lines cavities?
A. connective B. epithelium
C. muscle D. connective and muscle
B. epithelium
- Which type of tissue binds and supports body parts?
A. epithelium B. nervous
C. connective D. muscular
C. connective
- Which of the following is NOT a characteristic of epithelial
tissue?
A. It readily divides to produce new cells.
B. It has a basement membrane to connect to underlying tissue.
C. It has many blood vessels to support its nutrient needs.
D. It always has a free surface.
C. It has many blood vessels to support its nutrient needs.
- Which of the following is NOT a shape of epithelial tissue?
A. rectangular B. squamous
C. columnar D. cuboidal
A. rectangular
- What type of epithelium is found where simple diffusion
occurs?
A. simple columnar B. pseudostratified columnar
C. stratified squamous D. simple squamous
D. simple squamous
- What type of epithelium is often found in glands and kidney
tubules?
A. simple cuboidal B. simple squamous
C. stratified squamous D. pseudostratified columnar
A. simple cuboidal
- What type of tissue lines the small intestine?
A. squamous epithelium
B. loose connective
C. simple columnar epithelium
D. simple cuboidal epithelium
C. simple columnar epithelium
- Pseudostratified ciliated columnar epithelial tissue is found in
(on) the
A. skin. B. trachea.
C. blood vessels. D. digestive tract.
B. trachea.
- Specialized columnar cells that secrete mucus onto the
surfaces of the tissue are called
A. adipose cells. B. surface cells.
C. goblet cells. D. endocrine cells.
C. goblet cells
- What type of epithelium is found in the urinary bladder and
allows it to stretch and slide to create a barrier?
A. simple columnar B. stratified squamous
C. stratified cuboidal D. transitional
D. transitional
- Which type of fiber found in connective tissue provides
flexible strength?
A. reticular B. collagen
C. keratine D. elastic
B. collagen
- Which of the following is/are connective tissue(s)?
A. bone B. cartilage
C. blood D. All of the choices are correct.
D. All of the choices are correct.
- Which of the following is a type of loose connective tissue?
A. tendons B. cartilage
C. adipose tissue D. ligaments
C. adipose tissue
- What is the cell found in fibrous connective tissue?
A. osteocytes B. chondrocytes
C. erythrocytes D. fibroblasts
D. fibroblasts
- Which of the following connects muscles to bones?
A. tendons B. cartilage
C. adipose tissue D. ligaments
A. tendons
- Which tissue has lacunae?
A. bone B. cartilage
C. tendons D. bone and cartilage
D. bone and cartilage
- Which of the following is the most common type of cartilage?
A. hyaline B. elastic C. fibrocartilage
A. hyaline
- What type of tissue is made of concentric rings called an
osteon or Haversian system?
A. compact bone B. hyaline cartilage
C. adipose tissue D. spongy bone
A. compact bone
- The skin consists of ____ regions.
A. 1 B. 2 C. 3 D. 4
B. 2
- In which layer of the epidermis are cells constantly dividing?
A. stratum corneum B. stratum lucidum
C. stratum dermis D. stratum basale
D. stratum basale
- Which layer of the epidermis protects from abrasion and is
found only in thick skin?
A. stratum basale B. hypodermis
C. stratum corneum D. stratum lucidum
D. stratum lucidum