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 Langerhans cells
B Merkel cells
C melanocytes
D keratinocytes
Question #3
A metabolism.
B negative feedback.
C neutral feedback.
D positive feedback.
Question #4
A skeletal system.
B respiratory system.
C digestive system.
D endocrine system.
Question #5
A protein synthesis.
B manufacturing lipids.
C packaging “cell products” for export.
D cell movement and cell shape.
Question #6
A two different ions or molecules in opposite directions
B two different ions or molecules in the same direction
C two of the same ions or molecules in the same direction
D one specific ion or molecule
Question #7
A loses water.
B gains water.
C floats.
D ruptures.
Question #8
A histology
B gross anatomy
C radiology
D physiology
Question #9
A nervous
B urinary
C lymphatic
D cardiovascular
Question #10
A an increase in the temperature
B an increase in the distance the molecules have to travel
C an increase in the viscosity of the solvent
D an increase in the molecular weight of the diffusing particles
Question #11
A phagocytosis.
B biocytosis.
C calmly regulated diffusion.
D pinocytosis.
Question #12
A produce a secretion that oils the hair and skin.
B serve as “anchors” for the arrector pili muscles.
C produce a secretion that protects the body from growth of bacteria.
D aid in cooling the body.
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 Water cannot move through the membrane.
D Generally, cations pass through the membrane more easily than anions.
Question #14
A oxygen
B sodium
C water
D urea
Question #15
A regulation of acid-base balance.
B protection from cancer.
C detection of heat and touch.
D production of Vitamin E.
Question #16
A adipose tissue
B cardiac muscle tissue
C simple columnar epithelium
D areolar connective tissue
Question #17
A have polar fatty acid tails.
B create a non-selectively permeable barrier.
C form a monolayer.
D have polar phosphate heads.
Question #18
A Secretions from sebaceous glands provide protection against bacteria.
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 oil the hair and skin.
Question #19
A stratum lucidum
B stratum spinosum
C stratum basale
D stratum granulosum
Question #20
A stratum spinosum
B stratum lucidum
C stratum granulosum
D stratum corneum
Question #21
A As body temperature rises, sweating occurs to cool the body.
B Elevated blood glucose levels cause insulin secretion to decline.
C When a person drinks large quantities of water, urine output decreases to raise blood volume.
D Decreases in blood pressure cause a corresponding decrease in heart rate.
Question #22
A cytosol
B cristae
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 marker molecules
B receptor proteins
C enzymes
D channel protein
Question #25
A melanocytes.
B dermal papillae.
C melanocytes.
D dermal striae.
Question #26
A move across the membrane to the inside of the cell
B move across the membrane to the outside of the cell
C stop moving across the membrane
D move across the membrane, but equally in both directions
Question #27
A an amplification of deviation from the normal range.
B the combination of growth, self-repair, and energy release.
C the production of energy by cells.
D the maintenance of a relatively constant environment within the body.
Question #28
A endocytosis.
B facilitated diffusion.
C passive transport.
D diffusion.
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 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 tight junctions
C gap junctions
D adhering junctions
Question #32
A fibroblast and fibers
B ground substance and fibers
C osetocyte and elastic fibers
D cells and fibers
Question #33
A systemic
B histology
C developmental
D regional
Question #34
A microtubule
B nucleus
C centriole
D mitochondrion
Question #35
A utilize the G protein complex to function.
B are found only on endoplasmic reticulum.
C allow cells to recognize one another.
D provide a tunnel through which ions or molecules can enter or leave the cell.
Question #36
A digest lipids.
B produce ATP.
C produce secretory vesicles.
D control and coordinate cellular activities.
Question #37
A stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
B stratum spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
C stratum lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
D stratum basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
Question #38
A 23415
B 51243
C 12534
D 34251
Question #39
A stratum lucidum.
B stratum basale.
C stratum corneum.
D stratum granulosum.
Question #40
A lymphatic
B cardiovascular
C integumentary
D hormonal
Question #41
A has a single layer of phospholipids.
B separates the nucleus from the rest of the cell.
C is a rigid protein membrane.
D regulates movement of materials into and out of the cell.
Question #42
A lipids and ions.
B proteins, lipids, and carbohydrates.
C carbohydrates, ions, and lipids.
D proteins and carbohydrates.
Question #43
A vitamin B
B vitamin A
C vitamin C
D vitamin D
Question #44
A concentration gradient
B cell membrane
C aquaporins
D protein carriers
Question #45
A active transport.
B endocytosis.
C facilitated diffusion.
D diffusion.
Question #46
A carrier proteins
B channel protein
C marker molecules
D receptor proteins
Question #47
A physiology
B gross anatomy
C histology
D radiology
Question #48
A The epidermis is nourished by blood vessels located in the dermis.
B The epidermis contains numerous blood vessels.
C The dermis is superficial to the epidermis.
D The most numerous cells in the epidermis are the melanocytes.
Question #49
A it lacks blood vessels
B it functions in secretion, absorption, and excretion
C it is anchored to a basement membrane
D epithelial cells are loosely packed and have little intercellular material
Question #50
A more melanocytes than races with darker skins.
B approximately the same number of melanocytes as races with darker skins.
C fewer melanocytes than races with darker skins.
D more melanin in their skin.
Question #51
A Each tissue type is composed of cells that have a similar structure and function.
B Moveable joints allow us to bend our fingers to perform many different actions.
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 channel protein
B enzymes
C receptor proteins
D marker molecules
Question #53
A inside the cell to a region outside the cell.
B outside the cell to a region inside the cell.
C of lower concentration to a region of higher concentration.
D of higher concentration to a region of lower concentration.
