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 the basic structural unit of all living organisms.
C a small structure within a cell.
D a group of cells with similar structure and function.
Question #2
A melanocytes
B keratinocytes
C Merkel cells
D Langerhans cells
Question #3
A metabolism.
B positive feedback.
C neutral feedback.
D negative feedback.
Question #4
A respiratory system.
B skeletal system.
C endocrine system.
D digestive system.
Question #5
A manufacturing lipids.
B protein synthesis.
C cell movement and cell shape.
D packaging “cell products” for export.
Question #6
A two of the same ions or molecules in the same direction
B one specific ion or molecule
C two different ions or molecules in the same direction
D two different ions or molecules in opposite directions
Question #7
A floats.
B loses water.
C ruptures.
D gains water.
Question #8
A gross anatomy
B radiology
C physiology
D histology
Question #9
A cardiovascular
B urinary
C lymphatic
D nervous
Question #10
A an increase in the molecular weight of the diffusing particles
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 temperature
Question #11
A biocytosis.
B phagocytosis.
C pinocytosis.
D calmly regulated diffusion.
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 Generally, cations pass through the membrane more easily than anions.
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 Water cannot move through the membrane.
Question #14
A oxygen
B urea
C sodium
D water
Question #15
A detection of heat and touch.
B regulation of acid-base balance.
C protection from cancer.
D production of Vitamin E.
Question #16
A adipose tissue
B areolar connective tissue
C simple columnar epithelium
D cardiac muscle 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 Sebaceous glands are an example of apocrine glands.
B Secretions from sebaceous glands provide protection against bacteria.
C Secretions from sebaceous glands oil the hair and skin.
D Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
Question #19
A stratum lucidum
B stratum basale
C stratum spinosum
D stratum granulosum
Question #20
A stratum corneum
B stratum spinosum
C stratum lucidum
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 cisternae
B cristae
C cytosol
D chromosome
Question #23
A epithelial, connective, muscle, nervous
B epithelial, skeletal, connective, reticular
C connective, skeletal, epithelial, nervous
D muscle, nervous, skeletal, connective
Question #24
A marker molecules
B channel protein
C receptor proteins
D enzymes
Question #25
A melanocytes.
B dermal papillae.
C melanocytes.
D dermal striae.
Question #26
A move across the membrane, but equally in both directions
B stop moving across the membrane
C move across the membrane to the inside of the cell
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 facilitated 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 is a site of fat storage.
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 Hypodermis is referred to as subcutaneous tissue.
Question #31
A tight junctions
B gap junctions
C desmosomes
D adhering junctions
Question #32
A osetocyte and elastic fibers
B ground substance and fibers
C cells and fibers
D fibroblast and fibers
Question #33
A developmental
B systemic
C histology
D regional
Question #34
A microtubule
B centriole
C nucleus
D mitochondrion
Question #35
A allow cells to recognize one another.
B provide a tunnel through which ions or molecules can enter or leave the cell.
C utilize the G protein complex to function.
D are found only on endoplasmic reticulum.
Question #36
A produce ATP.
B control and coordinate cellular activities.
C digest lipids.
D produce secretory vesicles.
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 34251
B 51243
C 12534
D 23415
Question #39
A stratum corneum.
B stratum granulosum.
C stratum lucidum.
D stratum basale.
Question #40
A integumentary
B cardiovascular
C hormonal
D lymphatic
Question #41
A has a single layer of phospholipids.
B regulates movement of materials into and out of the cell.
C is a rigid protein membrane.
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 D
B vitamin A
C vitamin C
D vitamin B
Question #44
A aquaporins
B protein carriers
C concentration gradient
D cell membrane
Question #45
A endocytosis.
B diffusion.
C facilitated diffusion.
D active transport.
Question #46
A receptor proteins
B carrier proteins
C marker molecules
D channel protein
Question #47
A radiology
B physiology
C gross anatomy
D histology
Question #48
A The epidermis is nourished by blood vessels located in the dermis.
B The epidermis contains numerous blood vessels.
C The dermis is superficial to the epidermis.
D The most numerous cells in the epidermis are the melanocytes.
Question #49
A it is anchored to a basement membrane
B it functions in secretion, absorption, and excretion
C epithelial cells are loosely packed and have little intercellular material
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 The internal environment of the body is maintained in a relatively stable condition.
B Moveable joints allow us to bend our fingers to perform many different actions.
C Each tissue type is composed of cells that have a similar structure and function.
D The basic structural unit of the body is the cell.
Question #52
A marker molecules
B channel protein
C receptor proteins
D enzymes
Question #53
A of lower concentration to a region of higher concentration.
B inside the cell to a region outside the cell.
C of higher concentration to a region of lower concentration.
D outside the cell to a region inside the cell.
