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 a structure composed of several tissue types.
D the basic structural unit of all living organisms.
Question #2
A keratinocytes
B melanocytes
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 digestive system.
D respiratory system.
Question #5
A cell movement and cell shape.
B protein synthesis.
C packaging “cell products” for export.
D manufacturing lipids.
Question #6
A two different ions or molecules in opposite directions
B two different ions or molecules in the same direction
C two of the same ions or molecules in the same direction
D one specific ion or molecule
Question #7
A gains water.
B loses water.
C floats.
D ruptures.
Question #8
A physiology
B radiology
C histology
D gross anatomy
Question #9
A urinary
B lymphatic
C nervous
D cardiovascular
Question #10
A an increase in the viscosity of the solvent
B an increase in the temperature
C an increase in the molecular weight of the diffusing particles
D an increase in the distance the molecules have to travel
Question #11
A calmly regulated diffusion.
B phagocytosis.
C pinocytosis.
D biocytosis.
Question #12
A aid in cooling the body.
B produce a secretion that protects the body from growth of bacteria.
C serve as “anchors” for the arrector pili muscles.
D produce a secretion that oils the hair and skin.
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 urea
B water
C sodium
D oxygen
Question #15
A detection of heat and touch.
B production of Vitamin E.
C protection from cancer.
D regulation of acid-base balance.
Question #16
A simple columnar epithelium
B cardiac muscle tissue
C areolar connective tissue
D adipose tissue
Question #17
A create a non-selectively permeable barrier.
B form a monolayer.
C have polar phosphate heads.
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 oil the hair and skin.
D Secretions from sebaceous glands provide protection against bacteria.
Question #19
A stratum spinosum
B stratum granulosum
C stratum basale
D stratum lucidum
Question #20
A stratum granulosum
B stratum corneum
C stratum lucidum
D stratum spinosum
Question #21
A Elevated blood glucose levels cause insulin secretion to decline.
B When a person drinks large quantities of water, urine output decreases to raise blood volume.
C Decreases in blood pressure cause a corresponding decrease in heart rate.
D As body temperature rises, sweating occurs to cool the body.
Question #22
A cytosol
B cisternae
C chromosome
D cristae
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 channel protein
C enzymes
D receptor proteins
Question #25
A melanocytes.
B melanocytes.
C dermal papillae.
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 the maintenance of a relatively constant environment within the body.
B the combination of growth, self-repair, and energy release.
C an amplification of deviation from the normal range.
D the production of energy by cells.
Question #28
A facilitated diffusion.
B passive transport.
C endocytosis.
D diffusion.
Question #29
A As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
B Men working in a hot environment drink large quantities of water, and their urine volume increases.
C As blood pressure falls, blood flow to cardiac (heart) muscle decreases.
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 Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
D The hypodermis is a site of fat storage.
Question #31
A desmosomes
B tight junctions
C gap junctions
D adhering junctions
Question #32
A cells and fibers
B fibroblast and fibers
C osetocyte and elastic fibers
D ground substance and fibers
Question #33
A systemic
B histology
C regional
D developmental
Question #34
A mitochondrion
B microtubule
C nucleus
D centriole
Question #35
A are found only on endoplasmic reticulum.
B allow cells to recognize one another.
C utilize the G protein complex to function.
D provide a tunnel through which ions or molecules can enter or leave the cell.
Question #36
A control and coordinate cellular activities.
B produce ATP.
C produce secretory vesicles.
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 spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
D stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
Question #38
A 12534
B 51243
C 34251
D 23415
Question #39
A stratum basale.
B stratum granulosum.
C stratum lucidum.
D stratum corneum.
Question #40
A hormonal
B cardiovascular
C lymphatic
D integumentary
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 lipids and ions.
B carbohydrates, ions, and lipids.
C proteins, lipids, and carbohydrates.
D proteins and carbohydrates.
Question #43
A vitamin A
B vitamin C
C vitamin B
D vitamin D
Question #44
A protein carriers
B aquaporins
C concentration gradient
D cell membrane
Question #45
A diffusion.
B facilitated diffusion.
C active transport.
D endocytosis.
Question #46
A channel protein
B carrier proteins
C receptor proteins
D marker molecules
Question #47
A histology
B gross anatomy
C radiology
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 functions in secretion, absorption, and excretion
B it is anchored to a basement membrane
C epithelial cells are loosely packed and have little intercellular material
D it lacks blood vessels
Question #50
A more melanin in their skin.
B approximately the same number of melanocytes as races with darker skins.
C more melanocytes than races with darker skins.
D fewer 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 enzymes
B channel protein
C receptor proteins
D marker molecules
Question #53
A of lower concentration to a region of higher concentration.
B of higher concentration to a region of lower concentration.
C outside the cell to a region inside the cell.
D inside the cell to a region outside the cell.
