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