Navigation » List of Schools » Prince George Community College » Biology » Bio 2050 – Anatomy and Physiology » Summer 2021 » Lecture Exam 1
Below are the questions for the exam with the choices of answers:
Question #1
A a structure composed of several tissue types.
B a small structure within a cell.
C the basic structural unit of all living organisms.
D a group of cells with similar structure and function.
Question #2
A Langerhans cells
B keratinocytes
C melanocytes
D Merkel cells
Question #3
A metabolism.
B neutral feedback.
C negative feedback.
D positive feedback.
Question #4
A digestive system.
B skeletal system.
C endocrine system.
D respiratory system.
Question #5
A packaging “cell products” for export.
B protein synthesis.
C manufacturing lipids.
D cell movement and cell shape.
Question #6
A two different ions or molecules in the same direction
B two different ions or molecules in opposite directions
C one specific ion or molecule
D two of the same ions or molecules in the same direction
Question #7
A ruptures.
B loses water.
C gains water.
D floats.
Question #8
A histology
B gross anatomy
C radiology
D physiology
Question #9
A urinary
B cardiovascular
C nervous
D lymphatic
Question #10
A an increase in the molecular weight of the diffusing particles
B an increase in the viscosity of the solvent
C an increase in the distance the molecules have to travel
D an increase in the temperature
Question #11
A biocytosis.
B pinocytosis.
C phagocytosis.
D calmly regulated diffusion.
Question #12
A serve as “anchors” for the arrector pili muscles.
B aid in cooling the body.
C produce a secretion that protects the body from growth of bacteria.
D produce a secretion that oils the hair and skin.
Question #13
A Polar molecules are transported more easily than nonpolar molecules.
B Water cannot move through the membrane.
C Generally, cations pass through the membrane more easily than anions.
D Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
Question #14
A water
B sodium
C urea
D oxygen
Question #15
A protection from cancer.
B detection of heat and touch.
C production of Vitamin E.
D regulation of acid-base balance.
Question #16
A cardiac muscle tissue
B areolar connective tissue
C simple columnar epithelium
D adipose tissue
Question #17
A have polar fatty acid tails.
B create a non-selectively permeable barrier.
C form a monolayer.
D have polar phosphate heads.
Question #18
A Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
B Secretions from sebaceous glands oil the hair and skin.
C Sebaceous glands are an example of apocrine glands.
D Secretions from sebaceous glands provide protection against bacteria.
Question #19
A stratum granulosum
B stratum lucidum
C stratum spinosum
D stratum basale
Question #20
A stratum spinosum
B stratum corneum
C stratum lucidum
D stratum granulosum
Question #21
A Elevated blood glucose levels cause insulin secretion to decline.
B Decreases in blood pressure cause a corresponding decrease in heart rate.
C When a person drinks large quantities of water, urine output decreases to raise blood volume.
D As body temperature rises, sweating occurs to cool the body.
Question #22
A cytosol
B cisternae
C chromosome
D cristae
Question #23
A epithelial, connective, muscle, nervous
B epithelial, skeletal, connective, reticular
C connective, skeletal, epithelial, nervous
D muscle, nervous, skeletal, connective
Question #24
A receptor proteins
B marker molecules
C channel protein
D enzymes
Question #25
A melanocytes.
B dermal papillae.
C dermal striae.
D melanocytes.
Question #26
A move across the membrane to the outside of the cell
B move across the membrane, but equally in both directions
C stop moving across the membrane
D move across the membrane to the inside of the cell
Question #27
A the production of energy by cells.
B an amplification of deviation from the normal range.
C the combination of growth, self-repair, and energy release.
D the maintenance of a relatively constant environment within the body.
Question #28
A diffusion.
B passive transport.
C endocytosis.
D facilitated diffusion.
Question #29
A Men working in a hot environment drink large quantities of water, and their urine volume increases.
B As blood pressure falls, blood flow to cardiac (heart) muscle decreases.
C Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
D As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
Question #30
A The hypodermis attaches the skin to underlying bone and muscle.
B Hypodermis is referred to as subcutaneous tissue.
C The hypodermis is a site of fat storage.
D Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
Question #31
A desmosomes
B adhering junctions
C tight junctions
D gap junctions
Question #32
A cells and fibers
B osetocyte and elastic fibers
C ground substance and fibers
D fibroblast and fibers
Question #33
A developmental
B systemic
C histology
D regional
Question #34
A centriole
B nucleus
C mitochondrion
D microtubule
Question #35
A provide a tunnel through which ions or molecules can enter or leave the cell.
B allow cells to recognize one another.
C utilize the G protein complex to function.
D are found only on endoplasmic reticulum.
Question #36
A digest lipids.
B control and coordinate cellular activities.
C produce secretory vesicles.
D produce ATP.
Question #37
A stratum lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
B stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
C stratum spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
D stratum basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
Question #38
A 12534
B 34251
C 51243
D 23415
Question #39
A stratum basale.
B stratum granulosum.
C stratum lucidum.
D stratum corneum.
Question #40
A cardiovascular
B integumentary
C lymphatic
D hormonal
Question #41
A regulates movement of materials into and out of the cell.
B is a rigid protein membrane.
C separates the nucleus from the rest of the cell.
D has a single layer of phospholipids.
Question #42
A proteins, lipids, and carbohydrates.
B proteins and carbohydrates.
C lipids and ions.
D carbohydrates, ions, and lipids.
Question #43
A vitamin C
B vitamin B
C vitamin A
D vitamin D
Question #44
A cell membrane
B concentration gradient
C protein carriers
D aquaporins
Question #45
A diffusion.
B facilitated diffusion.
C endocytosis.
D active transport.
Question #46
A channel protein
B marker molecules
C carrier proteins
D receptor proteins
Question #47
A physiology
B gross anatomy
C radiology
D histology
Question #48
A The dermis is superficial to the epidermis.
B The most numerous cells in the epidermis are the melanocytes.
C The epidermis contains numerous blood vessels.
D The epidermis is nourished by blood vessels located in the dermis.
Question #49
A epithelial cells are loosely packed and have little intercellular material
B it lacks blood vessels
C it is anchored to a basement membrane
D it functions in secretion, absorption, and excretion
Question #50
A more melanocytes than races with darker skins.
B more melanin in their skin.
C approximately the same number of melanocytes as races with darker skins.
D fewer melanocytes than races with darker skins.
Question #51
A The internal environment of the body is maintained in a relatively stable condition.
B The basic structural unit of the body is the cell.
C Each tissue type is composed of cells that have a similar structure and function.
D Moveable joints allow us to bend our fingers to perform many different actions.
Question #52
A receptor proteins
B channel protein
C enzymes
D marker molecules
Question #53
A of lower concentration to a region of higher concentration.
B inside the cell to a region outside the cell.
C outside the cell to a region inside the cell.
D of higher concentration to a region of lower concentration.
