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 Merkel cells
B Langerhans cells
C melanocytes
D keratinocytes
Question #3
A positive feedback.
B metabolism.
C negative feedback.
D neutral feedback.
Question #4
A skeletal system.
B endocrine system.
C respiratory system.
D digestive system.
Question #5
A packaging “cell products” for export.
B cell movement and cell shape.
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 the same direction
C two different ions or molecules in opposite directions
D one specific ion or molecule
Question #7
A gains water.
B ruptures.
C floats.
D loses water.
Question #8
A histology
B gross anatomy
C radiology
D physiology
Question #9
A urinary
B nervous
C lymphatic
D cardiovascular
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 aid in cooling the body.
B produce a secretion that protects the body from growth of bacteria.
C produce a secretion that oils the hair and skin.
D serve as “anchors” for the arrector pili muscles.
Question #13
A Generally, cations pass through the membrane more easily than anions.
B Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
C Water cannot move through the membrane.
D Polar molecules are transported more easily than nonpolar molecules.
Question #14
A oxygen
B urea
C water
D sodium
Question #15
A production of Vitamin E.
B protection from cancer.
C regulation of acid-base balance.
D detection of heat and touch.
Question #16
A adipose tissue
B simple columnar epithelium
C areolar connective tissue
D cardiac muscle tissue
Question #17
A form a monolayer.
B have polar phosphate heads.
C have polar fatty acid tails.
D create a non-selectively permeable barrier.
Question #18
A Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
B Secretions from sebaceous glands provide protection against bacteria.
C Secretions from sebaceous glands oil the hair and skin.
D Sebaceous glands are an example of apocrine glands.
Question #19
A stratum basale
B stratum granulosum
C stratum spinosum
D stratum lucidum
Question #20
A stratum corneum
B stratum spinosum
C stratum granulosum
D stratum lucidum
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 cisternae
B chromosome
C cristae
D cytosol
Question #23
A epithelial, skeletal, connective, reticular
B epithelial, connective, muscle, nervous
C connective, skeletal, epithelial, nervous
D muscle, nervous, skeletal, connective
Question #24
A channel protein
B marker molecules
C enzymes
D receptor proteins
Question #25
A dermal striae.
B dermal papillae.
C melanocytes.
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 to the inside of the cell
D move across the membrane, but equally in both directions
Question #27
A the combination of growth, self-repair, and energy release.
B the maintenance of a relatively constant environment within the body.
C the production of energy by cells.
D an amplification of deviation from the normal range.
Question #28
A diffusion.
B endocytosis.
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 Men working in a hot environment drink large quantities of water, and their urine volume increases.
C Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
D As blood pressure falls, blood flow to cardiac (heart) muscle decreases.
Question #30
A Hypodermis is referred to as subcutaneous tissue.
B The hypodermis is a site of fat storage.
C Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
D The hypodermis attaches the skin to underlying bone and muscle.
Question #31
A gap junctions
B desmosomes
C adhering junctions
D tight junctions
Question #32
A fibroblast and fibers
B ground substance and fibers
C osetocyte and elastic fibers
D cells and fibers
Question #33
A histology
B regional
C systemic
D developmental
Question #34
A centriole
B mitochondrion
C microtubule
D nucleus
Question #35
A are found only on endoplasmic reticulum.
B allow cells to recognize one another.
C provide a tunnel through which ions or molecules can enter or leave the cell.
D utilize the G protein complex to function.
Question #36
A digest lipids.
B produce ATP.
C control and coordinate cellular activities.
D produce secretory vesicles.
Question #37
A stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
B stratum lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
C stratum spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
D stratum basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
Question #38
A 23415
B 12534
C 51243
D 34251
Question #39
A stratum lucidum.
B stratum basale.
C stratum granulosum.
D stratum corneum.
Question #40
A lymphatic
B hormonal
C integumentary
D cardiovascular
Question #41
A is a rigid protein membrane.
B regulates movement of materials into and out of the cell.
C separates the nucleus from the rest 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 A
B vitamin C
C vitamin D
D vitamin B
Question #44
A cell membrane
B concentration gradient
C protein carriers
D aquaporins
Question #45
A active transport.
B diffusion.
C endocytosis.
D facilitated diffusion.
Question #46
A carrier proteins
B receptor proteins
C channel protein
D marker molecules
Question #47
A physiology
B histology
C gross anatomy
D radiology
Question #48
A The most numerous cells in the epidermis are the melanocytes.
B The epidermis contains numerous blood vessels.
C The epidermis is nourished by blood vessels located in the dermis.
D The dermis is superficial to the epidermis.
Question #49
A it functions in secretion, absorption, and excretion
B it is anchored to a basement membrane
C it lacks blood vessels
D epithelial cells are loosely packed and have little intercellular material
Question #50
A fewer melanocytes than races with darker skins.
B more melanocytes than races with darker skins.
C approximately the same number of melanocytes as 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 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 Each tissue type is composed of cells that have a similar structure and function.
Question #52
A channel protein
B enzymes
C marker molecules
D receptor proteins
Question #53
A of higher concentration to a region of lower concentration.
B of lower concentration to a region of higher concentration.
C inside the cell to a region outside the cell.
D outside the cell to a region inside the cell.
