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 the basic structural unit of all living organisms.
D a group of cells with similar structure and function.
Question #2
A Langerhans cells
B melanocytes
C Merkel cells
D keratinocytes
Question #3
A positive feedback.
B negative feedback.
C metabolism.
D neutral feedback.
Question #4
A endocrine system.
B digestive system.
C respiratory system.
D skeletal system.
Question #5
A manufacturing lipids.
B protein synthesis.
C cell movement and cell shape.
D packaging “cell products” for export.
Question #6
A two different ions or molecules in opposite directions
B two different ions or molecules in the same direction
C one specific ion or molecule
D two of the same ions or molecules in the same direction
Question #7
A loses water.
B ruptures.
C floats.
D gains water.
Question #8
A gross anatomy
B histology
C radiology
D physiology
Question #9
A cardiovascular
B lymphatic
C nervous
D urinary
Question #10
A an increase in the molecular weight of the diffusing particles
B an increase in the viscosity of the solvent
C an increase in the temperature
D an increase in the distance the molecules have to travel
Question #11
A phagocytosis.
B biocytosis.
C pinocytosis.
D calmly regulated diffusion.
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 Water cannot move through the membrane.
B Generally, cations pass through the membrane more easily than anions.
C Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
D Polar molecules are transported more easily than nonpolar molecules.
Question #14
A urea
B oxygen
C sodium
D water
Question #15
A regulation of acid-base balance.
B protection from cancer.
C production of Vitamin E.
D detection of heat and touch.
Question #16
A adipose tissue
B areolar connective tissue
C simple columnar epithelium
D cardiac muscle tissue
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 spinosum
B stratum basale
C stratum lucidum
D stratum granulosum
Question #20
A stratum spinosum
B stratum granulosum
C stratum lucidum
D stratum corneum
Question #21
A Decreases in blood pressure cause a corresponding decrease in heart rate.
B As body temperature rises, sweating occurs to cool the body.
C Elevated blood glucose levels cause insulin secretion to decline.
D When a person drinks large quantities of water, urine output decreases to raise blood volume.
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 channel protein
B marker molecules
C enzymes
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 stop moving across the membrane
C move across the membrane, but equally in both directions
D move across the membrane to the outside of the cell
Question #27
A the combination of growth, self-repair, and energy release.
B an amplification of deviation from the normal range.
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 diffusion.
D passive transport.
Question #29
A Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
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 As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
Question #30
A Hypodermis is referred to as subcutaneous tissue.
B The hypodermis attaches the skin to underlying bone and muscle.
C The hypodermis is a site of fat storage.
D Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
Question #31
A gap junctions
B adhering junctions
C tight junctions
D desmosomes
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 regional
C systemic
D developmental
Question #34
A mitochondrion
B centriole
C microtubule
D nucleus
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 produce ATP.
C produce secretory vesicles.
D control and coordinate cellular activities.
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 lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
D stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
Question #38
A 34251
B 23415
C 12534
D 51243
Question #39
A stratum lucidum.
B stratum corneum.
C stratum granulosum.
D stratum basale.
Question #40
A lymphatic
B cardiovascular
C integumentary
D hormonal
Question #41
A separates the nucleus from the rest of the cell.
B regulates movement of materials into and out of the cell.
C is a rigid protein membrane.
D has a single layer of phospholipids.
Question #42
A proteins, lipids, and carbohydrates.
B carbohydrates, ions, and lipids.
C proteins and carbohydrates.
D lipids and ions.
Question #43
A vitamin B
B vitamin C
C vitamin A
D vitamin D
Question #44
A cell membrane
B protein carriers
C aquaporins
D concentration gradient
Question #45
A diffusion.
B active transport.
C facilitated diffusion.
D endocytosis.
Question #46
A carrier proteins
B channel protein
C receptor proteins
D marker molecules
Question #47
A histology
B physiology
C gross anatomy
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 most numerous cells in the epidermis are the melanocytes.
D The dermis is superficial to the epidermis.
Question #49
A it lacks blood vessels
B epithelial cells are loosely packed and have little intercellular material
C it functions in secretion, absorption, and excretion
D it is anchored to a basement membrane
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 receptor proteins
B channel protein
C marker molecules
D enzymes
Question #53
A inside the cell to a region outside the cell.
B of higher concentration to a region of lower concentration.
C of lower concentration to a region of higher concentration.
D outside the cell to a region inside the cell.
