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 Merkel cells
B keratinocytes
C Langerhans cells
D melanocytes
Question #3
A positive feedback.
B negative feedback.
C neutral feedback.
D metabolism.
Question #4
A digestive system.
B endocrine system.
C respiratory system.
D skeletal system.
Question #5
A manufacturing lipids.
B cell movement and cell shape.
C packaging “cell products” for export.
D protein synthesis.
Question #6
A two different ions or molecules in opposite directions
B two of the same ions or molecules in the same direction
C two different ions or molecules in the same direction
D one specific ion or molecule
Question #7
A floats.
B loses water.
C ruptures.
D gains water.
Question #8
A physiology
B histology
C radiology
D gross anatomy
Question #9
A lymphatic
B urinary
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 viscosity of the solvent
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 serve as “anchors” for the arrector pili muscles.
C produce a secretion that oils the hair and skin.
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 urea
B oxygen
C water
D sodium
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 simple columnar epithelium
B adipose tissue
C cardiac muscle tissue
D areolar connective tissue
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 Sebaceous glands are an example of apocrine glands.
B Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
C Secretions from sebaceous glands provide protection against bacteria.
D Secretions from sebaceous glands oil the hair and skin.
Question #19
A stratum basale
B stratum granulosum
C stratum lucidum
D stratum spinosum
Question #20
A stratum spinosum
B stratum lucidum
C stratum corneum
D stratum granulosum
Question #21
A Elevated blood glucose levels cause insulin secretion to decline.
B As body temperature rises, sweating occurs to cool the body.
C Decreases in blood pressure cause a corresponding decrease in heart rate.
D When a person drinks large quantities of water, urine output decreases to raise blood volume.
Question #22
A cytosol
B chromosome
C cristae
D cisternae
Question #23
A epithelial, skeletal, connective, reticular
B muscle, nervous, skeletal, connective
C epithelial, connective, muscle, nervous
D connective, skeletal, epithelial, nervous
Question #24
A marker molecules
B channel protein
C receptor proteins
D enzymes
Question #25
A melanocytes.
B dermal striae.
C dermal papillae.
D melanocytes.
Question #26
A stop moving across the membrane
B move across the membrane to the inside of the cell
C move across the membrane, but equally in both directions
D move across the membrane to the outside of the cell
Question #27
A the combination of growth, self-repair, and energy release.
B the production of energy by cells.
C the maintenance of a relatively constant environment within the body.
D an amplification of deviation from the normal range.
Question #28
A diffusion.
B passive transport.
C facilitated diffusion.
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 As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
D Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
Question #30
A Hypodermis is referred to as subcutaneous tissue.
B The hypodermis attaches the skin to underlying bone and muscle.
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 tight junctions
C adhering junctions
D gap junctions
Question #32
A fibroblast and fibers
B cells and fibers
C osetocyte and elastic fibers
D ground substance and fibers
Question #33
A developmental
B regional
C histology
D systemic
Question #34
A nucleus
B centriole
C microtubule
D mitochondrion
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 are found only on endoplasmic reticulum.
D allow cells to recognize one another.
Question #36
A control and coordinate cellular activities.
B digest lipids.
C produce ATP.
D produce secretory vesicles.
Question #37
A stratum basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
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 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 basale.
C stratum lucidum.
D stratum granulosum.
Question #40
A hormonal
B integumentary
C cardiovascular
D lymphatic
Question #41
A has a single layer of phospholipids.
B is a rigid protein membrane.
C separates the nucleus from the rest of the cell.
D regulates movement of materials into and out of the cell.
Question #42
A carbohydrates, ions, and lipids.
B proteins, lipids, and carbohydrates.
C proteins and carbohydrates.
D lipids and ions.
Question #43
A vitamin C
B vitamin A
C vitamin B
D vitamin D
Question #44
A protein carriers
B concentration gradient
C cell membrane
D aquaporins
Question #45
A diffusion.
B endocytosis.
C facilitated diffusion.
D active transport.
Question #46
A marker molecules
B carrier proteins
C receptor proteins
D channel protein
Question #47
A histology
B radiology
C gross anatomy
D physiology
Question #48
A The most numerous cells in the epidermis are the melanocytes.
B The dermis is superficial to the epidermis.
C The epidermis is nourished by blood vessels located in the dermis.
D The epidermis contains numerous blood vessels.
Question #49
A it is anchored to a basement membrane
B it lacks blood vessels
C epithelial cells are loosely packed and have little intercellular material
D it functions in secretion, absorption, and excretion
Question #50
A more melanin in their skin.
B approximately the same number of melanocytes as races with darker skins.
C fewer melanocytes than races with darker skins.
D more melanocytes than races with darker skins.
Question #51
A Each tissue type is composed of cells that have a similar structure and function.
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 The basic structural unit of the body is the cell.
Question #52
A channel protein
B enzymes
C marker molecules
D receptor proteins
Question #53
A of lower concentration to a region of higher concentration.
B of higher concentration to a region of lower concentration.
C inside the cell to a region outside the cell.
D outside the cell to a region inside the cell.
