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 a group of cells with similar structure and function.
C a small structure within a cell.
D the basic structural unit of all living organisms.
Question #2
A melanocytes
B Merkel cells
C Langerhans cells
D keratinocytes
Question #3
A neutral feedback.
B negative feedback.
C metabolism.
D positive feedback.
Question #4
A digestive system.
B respiratory system.
C skeletal system.
D endocrine system.
Question #5
A packaging “cell products” for export.
B protein synthesis.
C manufacturing lipids.
D cell movement and cell shape.
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 floats.
B gains water.
C loses water.
D ruptures.
Question #8
A radiology
B gross anatomy
C physiology
D histology
Question #9
A lymphatic
B nervous
C cardiovascular
D urinary
Question #10
A an increase in the distance the molecules have to travel
B an increase in the viscosity of the solvent
C an increase in the molecular weight of the diffusing particles
D an increase in the temperature
Question #11
A phagocytosis.
B pinocytosis.
C biocytosis.
D calmly regulated diffusion.
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 Generally, cations pass through the membrane more easily than anions.
B Polar molecules are transported more easily than nonpolar molecules.
C Water cannot move through the membrane.
D Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
Question #14
A water
B oxygen
C urea
D sodium
Question #15
A regulation of acid-base balance.
B detection of heat and touch.
C production of Vitamin E.
D protection from cancer.
Question #16
A cardiac muscle tissue
B areolar connective tissue
C adipose tissue
D simple columnar epithelium
Question #17
A have polar phosphate heads.
B form a monolayer.
C have polar fatty acid tails.
D create a non-selectively permeable barrier.
Question #18
A Secretions from sebaceous glands oil the hair and skin.
B Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
C Sebaceous glands are an example of apocrine glands.
D Secretions from sebaceous glands provide protection against bacteria.
Question #19
A stratum lucidum
B stratum basale
C stratum spinosum
D stratum granulosum
Question #20
A stratum granulosum
B stratum spinosum
C stratum corneum
D stratum lucidum
Question #21
A Decreases in blood pressure cause a corresponding decrease in heart rate.
B Elevated blood glucose levels cause insulin secretion to decline.
C As body temperature rises, sweating occurs to cool the body.
D When a person drinks large quantities of water, urine output decreases to raise blood volume.
Question #22
A cristae
B chromosome
C cytosol
D cisternae
Question #23
A muscle, nervous, skeletal, connective
B connective, skeletal, epithelial, nervous
C epithelial, skeletal, connective, reticular
D epithelial, connective, muscle, nervous
Question #24
A channel protein
B enzymes
C marker molecules
D receptor proteins
Question #25
A melanocytes.
B melanocytes.
C dermal papillae.
D dermal striae.
Question #26
A move across the membrane to the inside of the cell
B move across the membrane, but equally in both directions
C stop moving across the membrane
D move across the membrane to the outside of the cell
Question #27
A the production of energy by cells.
B the maintenance of a relatively constant environment within the body.
C the combination of growth, self-repair, and energy release.
D an amplification of deviation from the normal range.
Question #28
A facilitated diffusion.
B passive transport.
C diffusion.
D endocytosis.
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 As blood pressure falls, blood flow to cardiac (heart) muscle decreases.
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 Hypodermis is referred to as subcutaneous tissue.
C The hypodermis attaches the skin to underlying bone and muscle.
D Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
Question #31
A tight junctions
B gap junctions
C desmosomes
D adhering junctions
Question #32
A ground substance and fibers
B cells and fibers
C fibroblast and fibers
D osetocyte and elastic fibers
Question #33
A developmental
B histology
C systemic
D regional
Question #34
A microtubule
B mitochondrion
C centriole
D nucleus
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 basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
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 spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
Question #38
A 12534
B 23415
C 51243
D 34251
Question #39
A stratum basale.
B stratum corneum.
C stratum lucidum.
D stratum granulosum.
Question #40
A lymphatic
B integumentary
C hormonal
D cardiovascular
Question #41
A has a single layer of phospholipids.
B is a rigid protein membrane.
C regulates movement of materials into and out of the cell.
D separates the nucleus from the rest of the cell.
Question #42
A lipids and ions.
B proteins and carbohydrates.
C carbohydrates, ions, and lipids.
D proteins, lipids, and carbohydrates.
Question #43
A vitamin B
B vitamin A
C vitamin D
D vitamin C
Question #44
A protein carriers
B concentration gradient
C cell membrane
D aquaporins
Question #45
A active transport.
B diffusion.
C facilitated diffusion.
D endocytosis.
Question #46
A channel protein
B marker molecules
C carrier proteins
D receptor proteins
Question #47
A physiology
B histology
C gross anatomy
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 most numerous cells in the epidermis are the melanocytes.
D The epidermis contains numerous blood vessels.
Question #49
A it lacks blood vessels
B it functions in secretion, absorption, and excretion
C epithelial cells are loosely packed and have little intercellular material
D it is anchored to a basement membrane
Question #50
A approximately the same number of melanocytes as races with darker skins.
B fewer melanocytes than races with darker skins.
C more melanin in their skin.
D more melanocytes than races with darker skins.
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 marker molecules
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 of lower concentration to a region of higher concentration.
D outside the cell to a region inside the cell.
