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