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