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 the basic structural unit of all living organisms.
B a structure composed of several tissue types.
C a small structure within a cell.
D a group of cells with similar structure and function.
Question #2
A keratinocytes
B melanocytes
C Merkel cells
D Langerhans cells
Question #3
A positive feedback.
B negative feedback.
C neutral feedback.
D metabolism.
Question #4
A digestive system.
B skeletal system.
C respiratory system.
D endocrine system.
Question #5
A cell movement and cell shape.
B protein synthesis.
C manufacturing lipids.
D packaging “cell products” for export.
Question #6
A two of the same ions or molecules in the same direction
B two different 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 gains water.
B ruptures.
C loses water.
D floats.
Question #8
A physiology
B radiology
C gross anatomy
D histology
Question #9
A urinary
B nervous
C lymphatic
D cardiovascular
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 temperature
D an increase in the viscosity of the solvent
Question #11
A calmly regulated diffusion.
B biocytosis.
C pinocytosis.
D phagocytosis.
Question #12
A produce a secretion that oils the hair and skin.
B produce a secretion that protects the body from growth of bacteria.
C aid in cooling the body.
D serve as “anchors” for the arrector pili muscles.
Question #13
A Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
B Polar molecules are transported more easily than nonpolar molecules.
C Generally, cations pass through the membrane more easily than anions.
D Water cannot move through the membrane.
Question #14
A sodium
B water
C urea
D oxygen
Question #15
A protection from cancer.
B detection of heat and touch.
C regulation of acid-base balance.
D production of Vitamin E.
Question #16
A simple columnar epithelium
B areolar connective tissue
C cardiac muscle tissue
D adipose tissue
Question #17
A create a non-selectively permeable barrier.
B have polar fatty acid tails.
C form a monolayer.
D have polar phosphate heads.
Question #18
A Secretions from sebaceous glands provide protection against bacteria.
B Secretions from sebaceous glands oil the hair and skin.
C Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
D Sebaceous glands are an example of apocrine glands.
Question #19
A stratum granulosum
B stratum basale
C stratum spinosum
D stratum lucidum
Question #20
A stratum corneum
B stratum spinosum
C stratum lucidum
D stratum granulosum
Question #21
A When a person drinks large quantities of water, urine output decreases to raise blood volume.
B As body temperature rises, sweating occurs to cool the body.
C Elevated blood glucose levels cause insulin secretion to decline.
D Decreases in blood pressure cause a corresponding decrease in heart rate.
Question #22
A cristae
B cytosol
C chromosome
D cisternae
Question #23
A connective, skeletal, epithelial, nervous
B epithelial, skeletal, connective, reticular
C muscle, nervous, skeletal, connective
D epithelial, connective, muscle, nervous
Question #24
A receptor proteins
B marker molecules
C enzymes
D channel protein
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, but equally in both directions
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 an amplification of deviation from the normal range.
C the production of energy by cells.
D the maintenance of a relatively constant environment within the body.
Question #28
A endocytosis.
B diffusion.
C facilitated diffusion.
D passive transport.
Question #29
A As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
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 blood pressure falls, blood flow to cardiac (heart) muscle decreases.
Question #30
A Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
B The hypodermis attaches the skin to underlying bone and muscle.
C Hypodermis is referred to as subcutaneous tissue.
D The hypodermis is a site of fat storage.
Question #31
A adhering junctions
B gap junctions
C desmosomes
D tight junctions
Question #32
A osetocyte and elastic fibers
B cells and fibers
C fibroblast and fibers
D ground substance and fibers
Question #33
A systemic
B developmental
C regional
D histology
Question #34
A nucleus
B centriole
C mitochondrion
D microtubule
Question #35
A provide a tunnel through which ions or molecules can enter or leave the cell.
B allow cells to recognize one another.
C are found only on endoplasmic reticulum.
D utilize the G protein complex to function.
Question #36
A produce ATP.
B control and coordinate cellular activities.
C digest lipids.
D produce secretory vesicles.
Question #37
A stratum spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
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 basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
Question #38
A 34251
B 23415
C 51243
D 12534
Question #39
A stratum lucidum.
B stratum basale.
C stratum granulosum.
D stratum corneum.
Question #40
A integumentary
B lymphatic
C cardiovascular
D hormonal
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 proteins, lipids, and carbohydrates.
B proteins and carbohydrates.
C lipids and ions.
D carbohydrates, ions, and lipids.
Question #43
A vitamin B
B vitamin D
C vitamin C
D vitamin A
Question #44
A concentration gradient
B protein carriers
C aquaporins
D cell membrane
Question #45
A facilitated diffusion.
B diffusion.
C active transport.
D endocytosis.
Question #46
A receptor proteins
B carrier proteins
C marker molecules
D channel protein
Question #47
A histology
B gross anatomy
C radiology
D physiology
Question #48
A The epidermis is nourished by blood vessels located in the dermis.
B The epidermis contains numerous blood vessels.
C The most numerous cells in the epidermis are the melanocytes.
D The dermis is superficial to the epidermis.
Question #49
A it is anchored to a basement membrane
B it lacks blood vessels
C it functions in secretion, absorption, and excretion
D epithelial cells are loosely packed and have little intercellular material
Question #50
A fewer melanocytes than races with darker skins.
B more melanin in their skin.
C approximately the same number of melanocytes as races with darker skins.
D more 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 channel protein
B marker molecules
C enzymes
D receptor proteins
Question #53
A of lower concentration to a region of higher concentration.
B inside the cell to a region outside the cell.
C outside the cell to a region inside the cell.
D of higher concentration to a region of lower concentration.
