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