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 Langerhans cells
D Merkel cells
Question #3
A metabolism.
B neutral feedback.
C positive feedback.
D negative 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 of the same ions or molecules in the same direction
B two different ions or molecules in opposite directions
C one specific ion or molecule
D two different ions or molecules in the same direction
Question #7
A loses water.
B floats.
C ruptures.
D gains water.
Question #8
A physiology
B gross anatomy
C radiology
D histology
Question #9
A lymphatic
B urinary
C nervous
D cardiovascular
Question #10
A an increase in the temperature
B an increase in the distance the molecules have to travel
C an increase in the viscosity of the solvent
D an increase in the molecular weight of the diffusing particles
Question #11
A biocytosis.
B calmly regulated diffusion.
C pinocytosis.
D phagocytosis.
Question #12
A aid in cooling the body.
B serve as “anchors” for the arrector pili muscles.
C produce a secretion that protects the body from growth of bacteria.
D produce a secretion that oils the hair and skin.
Question #13
A Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
B Water cannot move through the membrane.
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 detection of heat and touch.
B regulation of acid-base balance.
C production of Vitamin E.
D protection from cancer.
Question #16
A simple columnar epithelium
B cardiac muscle tissue
C adipose tissue
D areolar connective tissue
Question #17
A have polar fatty acid tails.
B create a non-selectively permeable barrier.
C form a monolayer.
D have polar phosphate heads.
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 Sebaceous glands are an example of apocrine glands.
D Secretions from sebaceous glands provide protection against bacteria.
Question #19
A stratum basale
B stratum spinosum
C stratum lucidum
D stratum granulosum
Question #20
A stratum lucidum
B stratum spinosum
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 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 cristae
B cisternae
C cytosol
D chromosome
Question #23
A muscle, nervous, skeletal, connective
B connective, skeletal, epithelial, nervous
C epithelial, skeletal, connective, reticular
D epithelial, connective, muscle, nervous
Question #24
A enzymes
B channel protein
C receptor proteins
D marker molecules
Question #25
A dermal papillae.
B melanocytes.
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, but equally in both directions
D move across the membrane to the inside of the cell
Question #27
A the production of energy by cells.
B the maintenance of a relatively constant environment within the body.
C an amplification of deviation from the normal range.
D the combination of growth, self-repair, and energy release.
Question #28
A facilitated diffusion.
B diffusion.
C endocytosis.
D passive transport.
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 attaches the skin to underlying bone and muscle.
B The hypodermis is a site of fat storage.
C Hypodermis is referred to as subcutaneous tissue.
D Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
Question #31
A gap junctions
B desmosomes
C adhering junctions
D tight junctions
Question #32
A osetocyte and elastic fibers
B fibroblast and fibers
C ground substance and fibers
D cells and fibers
Question #33
A histology
B developmental
C systemic
D regional
Question #34
A mitochondrion
B microtubule
C centriole
D nucleus
Question #35
A utilize the G protein complex to function.
B are found only on endoplasmic reticulum.
C allow cells to recognize one another.
D provide a tunnel through which ions or molecules can enter or leave the cell.
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 spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
D stratum lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
Question #38
A 34251
B 51243
C 23415
D 12534
Question #39
A stratum granulosum.
B stratum basale.
C stratum corneum.
D stratum lucidum.
Question #40
A cardiovascular
B hormonal
C integumentary
D lymphatic
Question #41
A has a single layer of phospholipids.
B regulates movement of materials into and out of the cell.
C separates the nucleus from the rest of the cell.
D is a rigid protein membrane.
Question #42
A lipids and ions.
B proteins, lipids, and carbohydrates.
C proteins and carbohydrates.
D carbohydrates, ions, and lipids.
Question #43
A vitamin D
B vitamin A
C vitamin C
D vitamin B
Question #44
A cell membrane
B protein carriers
C concentration gradient
D aquaporins
Question #45
A facilitated diffusion.
B diffusion.
C endocytosis.
D active transport.
Question #46
A channel protein
B marker molecules
C carrier proteins
D receptor proteins
Question #47
A radiology
B gross anatomy
C histology
D physiology
Question #48
A The most numerous cells in the epidermis are the melanocytes.
B The epidermis contains numerous blood vessels.
C The dermis is superficial to the epidermis.
D The epidermis is nourished by blood vessels located in the dermis.
Question #49
A epithelial cells are loosely packed and have little intercellular material
B it functions in secretion, absorption, and excretion
C it is anchored to a basement membrane
D it lacks blood vessels
Question #50
A more melanocytes than races with darker skins.
B approximately the same number of melanocytes as races with darker skins.
C more melanin in their skin.
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 The basic structural unit of the body is the cell.
D Moveable joints allow us to bend our fingers to perform many different actions.
Question #52
A receptor proteins
B channel protein
C enzymes
D marker molecules
Question #53
A inside the cell to a region outside the cell.
B of higher concentration to a region of lower concentration.
C outside the cell to a region inside the cell.
D of lower concentration to a region of higher concentration.
