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 Merkel cells
C keratinocytes
D Langerhans cells
Question #3
A metabolism.
B positive feedback.
C neutral feedback.
D negative feedback.
Question #4
A respiratory system.
B digestive system.
C endocrine system.
D skeletal system.
Question #5
A cell movement and cell shape.
B manufacturing lipids.
C protein synthesis.
D packaging “cell products” for export.
Question #6
A two different ions or molecules in the same direction
B two different ions or molecules in opposite directions
C two of the same ions or molecules in the same direction
D one specific ion or molecule
Question #7
A ruptures.
B loses water.
C floats.
D gains water.
Question #8
A histology
B gross anatomy
C radiology
D physiology
Question #9
A nervous
B lymphatic
C urinary
D cardiovascular
Question #10
A an increase in the temperature
B an increase in the molecular weight of the diffusing particles
C an increase in the distance the molecules have to travel
D an increase in the viscosity of the solvent
Question #11
A pinocytosis.
B biocytosis.
C calmly regulated diffusion.
D phagocytosis.
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 aid in cooling the body.
D serve as “anchors” for the arrector pili muscles.
Question #13
A Polar molecules are transported more easily than nonpolar molecules.
B Water cannot move through the membrane.
C Generally, cations pass through the membrane more easily than anions.
D Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
Question #14
A oxygen
B sodium
C urea
D water
Question #15
A detection of heat and touch.
B production of Vitamin E.
C regulation of acid-base balance.
D protection from cancer.
Question #16
A adipose tissue
B areolar connective tissue
C cardiac muscle tissue
D simple columnar epithelium
Question #17
A create a non-selectively permeable barrier.
B have polar phosphate heads.
C form a monolayer.
D have polar fatty acid tails.
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 granulosum
B stratum lucidum
C stratum basale
D stratum spinosum
Question #20
A stratum corneum
B stratum spinosum
C stratum lucidum
D stratum granulosum
Question #21
A As body temperature rises, sweating occurs to cool the body.
B When a person drinks large quantities of water, urine output decreases to raise blood volume.
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 chromosome
B cisternae
C cytosol
D cristae
Question #23
A epithelial, connective, muscle, nervous
B connective, skeletal, epithelial, nervous
C muscle, nervous, skeletal, connective
D epithelial, skeletal, connective, reticular
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 stop moving across the membrane
B move across the membrane to the outside of the cell
C move across the membrane, but equally in both directions
D move across the membrane to the inside of the cell
Question #27
A an amplification of deviation from the normal range.
B the production of energy by cells.
C the maintenance of a relatively constant environment within the body.
D the combination of growth, self-repair, and energy release.
Question #28
A facilitated diffusion.
B endocytosis.
C passive transport.
D diffusion.
Question #29
A As blood pressure falls, blood flow to cardiac (heart) muscle decreases.
B As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
C Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
D Men working in a hot environment drink large quantities of water, and their urine volume increases.
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 adhering junctions
C desmosomes
D gap junctions
Question #32
A osetocyte and elastic fibers
B ground substance and fibers
C fibroblast and fibers
D cells and fibers
Question #33
A systemic
B regional
C histology
D developmental
Question #34
A mitochondrion
B nucleus
C microtubule
D centriole
Question #35
A utilize the G protein complex to function.
B are found only on endoplasmic reticulum.
C provide a tunnel through which ions or molecules can enter or leave the cell.
D allow cells to recognize one another.
Question #36
A control and coordinate cellular activities.
B produce secretory vesicles.
C produce ATP.
D digest lipids.
Question #37
A stratum spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
B stratum basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
C stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
D stratum lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
Question #38
A 51243
B 12534
C 23415
D 34251
Question #39
A stratum corneum.
B stratum lucidum.
C stratum granulosum.
D stratum basale.
Question #40
A integumentary
B hormonal
C lymphatic
D cardiovascular
Question #41
A separates the nucleus from the rest of the cell.
B is a rigid protein membrane.
C regulates movement of materials into and out of the cell.
D has a single layer of phospholipids.
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 D
C vitamin B
D vitamin A
Question #44
A concentration gradient
B aquaporins
C protein carriers
D cell membrane
Question #45
A facilitated diffusion.
B diffusion.
C endocytosis.
D active transport.
Question #46
A receptor proteins
B marker molecules
C channel protein
D carrier proteins
Question #47
A radiology
B gross anatomy
C histology
D physiology
Question #48
A The epidermis contains numerous blood vessels.
B The dermis is superficial to the epidermis.
C The most numerous cells in the epidermis are the melanocytes.
D The epidermis is nourished by blood vessels located in the dermis.
Question #49
A it lacks blood vessels
B it is anchored to a basement membrane
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 more melanocytes than races with darker skins.
C fewer melanocytes than races with darker skins.
D approximately the same number of melanocytes as races with darker skins.
Question #51
A Each tissue type is composed of cells that have a similar structure and function.
B The basic structural unit of the body is the cell.
C Moveable joints allow us to bend our fingers to perform many different actions.
D The internal environment of the body is maintained in a relatively stable condition.
Question #52
A marker molecules
B channel protein
C receptor proteins
D enzymes
Question #53
A of higher concentration to a region of lower concentration.
B inside the cell to a region outside the cell.
C outside the cell to a region inside the cell.
D of lower concentration to a region of higher concentration.
