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 structure composed of several tissue types.
C a group of cells with similar structure and function.
D the basic structural unit of all living organisms.
Question #2
A melanocytes
B keratinocytes
C Langerhans cells
D Merkel cells
Question #3
A metabolism.
B positive feedback.
C neutral feedback.
D negative feedback.
Question #4
A digestive system.
B respiratory system.
C skeletal system.
D endocrine system.
Question #5
A protein synthesis.
B cell movement and cell shape.
C manufacturing lipids.
D packaging “cell products” for export.
Question #6
A one specific ion or molecule
B two of the same ions or molecules in the same direction
C two different ions or molecules in opposite directions
D two different ions or molecules in the same direction
Question #7
A floats.
B ruptures.
C loses water.
D gains water.
Question #8
A histology
B radiology
C physiology
D gross anatomy
Question #9
A lymphatic
B cardiovascular
C urinary
D nervous
Question #10
A an increase in the distance the molecules have to travel
B an increase in the temperature
C an increase in the molecular weight of the diffusing particles
D an increase in the viscosity of the solvent
Question #11
A calmly regulated diffusion.
B pinocytosis.
C biocytosis.
D phagocytosis.
Question #12
A produce a secretion that protects the body from growth of bacteria.
B aid in cooling the body.
C produce a secretion that oils the hair and skin.
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 Generally, cations pass through the membrane more easily than anions.
C Water cannot move through the membrane.
D Polar molecules are transported more easily than nonpolar molecules.
Question #14
A water
B sodium
C oxygen
D urea
Question #15
A production of Vitamin E.
B detection of heat and touch.
C regulation of acid-base balance.
D protection from cancer.
Question #16
A adipose tissue
B areolar connective tissue
C simple columnar epithelium
D cardiac muscle tissue
Question #17
A form a monolayer.
B have polar fatty acid tails.
C have polar phosphate heads.
D create a non-selectively permeable barrier.
Question #18
A Sebaceous glands are an example of apocrine glands.
B Secretions from sebaceous glands provide protection against bacteria.
C Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
D Secretions from sebaceous glands oil the hair and skin.
Question #19
A stratum spinosum
B stratum lucidum
C stratum basale
D stratum granulosum
Question #20
A stratum granulosum
B stratum lucidum
C stratum corneum
D stratum spinosum
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 Decreases in blood pressure cause a corresponding decrease in heart rate.
D Elevated blood glucose levels cause insulin secretion to decline.
Question #22
A chromosome
B cytosol
C cristae
D cisternae
Question #23
A epithelial, connective, muscle, nervous
B muscle, nervous, skeletal, connective
C epithelial, skeletal, connective, reticular
D connective, skeletal, epithelial, nervous
Question #24
A marker molecules
B enzymes
C channel protein
D receptor proteins
Question #25
A dermal papillae.
B melanocytes.
C dermal striae.
D melanocytes.
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 endocytosis.
B facilitated diffusion.
C passive transport.
D diffusion.
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 As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
D Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
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 desmosomes
B gap junctions
C tight junctions
D adhering junctions
Question #32
A osetocyte and elastic fibers
B cells and fibers
C fibroblast and fibers
D ground substance and fibers
Question #33
A histology
B systemic
C regional
D developmental
Question #34
A centriole
B mitochondrion
C nucleus
D microtubule
Question #35
A provide a tunnel through which ions or molecules can enter or leave the cell.
B are found only on endoplasmic reticulum.
C utilize the G protein complex to function.
D allow cells to recognize one another.
Question #36
A digest lipids.
B control and coordinate cellular activities.
C produce secretory vesicles.
D produce ATP.
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 51243
B 12534
C 34251
D 23415
Question #39
A stratum basale.
B stratum lucidum.
C stratum granulosum.
D stratum corneum.
Question #40
A cardiovascular
B hormonal
C lymphatic
D integumentary
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 carbohydrates, ions, and lipids.
B lipids and ions.
C proteins, lipids, and carbohydrates.
D proteins and carbohydrates.
Question #43
A vitamin A
B vitamin B
C vitamin D
D vitamin C
Question #44
A protein carriers
B aquaporins
C concentration gradient
D cell membrane
Question #45
A endocytosis.
B active transport.
C diffusion.
D facilitated diffusion.
Question #46
A marker molecules
B carrier proteins
C receptor proteins
D channel protein
Question #47
A gross anatomy
B histology
C physiology
D radiology
Question #48
A The epidermis is nourished by blood vessels located in the dermis.
B The dermis is superficial to the epidermis.
C The epidermis contains numerous blood vessels.
D The most numerous cells in the epidermis are the melanocytes.
Question #49
A epithelial cells are loosely packed and have little intercellular material
B it is anchored to a basement membrane
C it functions in secretion, absorption, and excretion
D it lacks blood vessels
Question #50
A approximately the same number of melanocytes as races with darker skins.
B fewer melanocytes than races with darker skins.
C more melanocytes than races with darker skins.
D more melanin in their skin.
Question #51
A Moveable joints allow us to bend our fingers to perform many different actions.
B Each tissue type is composed of cells that have a similar structure and function.
C The internal environment of the body is maintained in a relatively stable condition.
D The basic structural unit of the body is the cell.
Question #52
A receptor proteins
B channel protein
C enzymes
D marker molecules
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.